Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Estradiol, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Estradiol impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Estradiol-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Our Estradiol-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Estradiol Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| "4-Hydroxy-17-β-estradiol-16,16,17-d5" | Stable Isotopes | CS-T-55995 | 221093-38-5 | Enquire |
| "9,11-ESTRADIOL D3" | Stable Isotopes | CS-O-14739 | 791-69-5 (Unlabeled) | Enquire |
| [13C3]-17-beta-Estradiol | Stable Isotopes | CS-EK-00876 | 1261254-48-1 | Enquire |
| ∆9,11-Estradiol-d3 | Stable Isotopes | CS-T-99571 | Not Available | Enquire |
| 16a-Hydroxy-17ß-estradiol-2,4 D2 | Stable Isotopes | CS-C-01035 | 53866-32-3 | Enquire |
| 16alpha-Hydroxy-17beta-estradiol-2,4-d2 | Stable Isotopes | CS-C-01000 | 366495-94-5 | Enquire |
| 16-Keto-17β-estradiol-2,4,15,15,17-d5 | Stable Isotopes | CS-C-01029 | 566-75-6(unlabelled) | Enquire |
| 16α-Hydroxyestradiol-[2,3,4-13C3] (Solution) | Stable Isotopes | CS-I-00589 | 1255639-56-5 | Enquire |
| 17-β-Estradiol-d3-β-D-Glucuronide | Stable Isotopes | CS-T-54240 | 1260231-06-8 | Enquire |
| 17?-Ethynylestradiol-16,16-d2 3-Methyl Ether | Stable Isotopes | CS-C-01053 | 72-33-3 (Unlabelled) | Enquire |
| 17?-Ethynylestradiol-2,4,16,16-d4 3-Methyl Ether | Stable Isotopes | CS-C-01068 | 72-33-3 (Unlabelled) | Enquire |
| 17-Alpha-Ethinyl Estradiol-d4 | Stable Isotopes | CS-O-02753 | 350820-06-3 | In Stock |
| 17b-Acetyl-estradiol-d3 3-(Tri-O-acetyl-b-D-glucuronic Acid ... | Stable Isotopes | CS-T-99708 | Not Available | Enquire |
| 17b-Estradiol-d3 17-Acetate | Stable Isotopes | CS-T-97531 | Not Available | Enquire |
| 17beta-Estradiol 3-O-Sulfate-d3 Sodium Salt | Stable Isotopes | CS-T-94918 | 4999-79-5 (Unlabelled0 | Enquire |
| 17-Beta-Estradiol-16 | Stable Isotopes | CS-O-10121 | 79037-37-9 | In Stock |
| 17beta-Estradiol-16,16-d2 | Stable Isotopes | CS-T-94789 | 3188-46-3 | Enquire |
| 17beta-Estradiol-17-valerate-d4 | Stable Isotopes | CS-T-99567 | Not Available | Enquire |
| 17-beta-Estradiol-2,4,16,16,17-d5 | Stable Isotopes | CS-ZG-86818 | 221093-45-4 | Enquire |
| 17α-Ethynylestradiol 13C3 | Stable Isotopes | CS-EK-01486 | 57-63-6 unlabeled | Enquire |
| 17β-Estradiol-16,16,17-d3 3-Benzoate | Stable Isotopes | CS-T-94917 | 1192354-74-7 | Enquire |
| 17α-Estradiol-2,4-d2 | Stable Isotopes | CS-T-94788 | 81586-94-9 | Enquire |
| 17α-Estradiol-D3 | Stable Isotopes | CS-O-42927 | 57-91-0 (Unlabelled) | Enquire |
| 17β-Estradiol 17-Sulfate Potassium Salt-d3 | Stable Isotopes | CS-T-99251 | 23929-50-2 (unlabeled) | Enquire |
| 17β-Estradiol-[2,3,4-13C3] (Solution) | Stable Isotopes | CS-I-00581 | 1261254-48-1 | Enquire |
| 17β-Estradiol-13C2 | Stable Isotopes | CS-T-92494 | 82938-05-4 | Enquire |
| 17β-Estradiol-13C3 Undecanoate | Stable Isotopes | CS-I-00463 | 2482467-27-4 | Enquire |
| 17β-Estradiol-d3 17β-D-Glucuronide | Stable Isotopes | CS-T-99572 | Not Available | Enquire |
| 17β-Estradiol-d5 Cyclic Ethylene Acetal | Stable Isotopes | CS-T-99564 | Not Available | Enquire |
| 2,4-Dideuterioestradiol | Stable Isotopes | CS-ZH-35694 | 53866-33-4 | Enquire |
| 2-Hydroxy-17ß-estradiol-1,4,16,16,17-d5 | Stable Isotopes | CS-C-01001 | 221093-33-0 | Enquire |
| 2-Methoxy-[13C,d3]-estradiol | Stable Isotopes | CS-I-00475 | 1217470-09-1 | Enquire |
| 2-Methoxy-17beta-estradiol-1,4,16,16,17-d5 | Stable Isotopes | CS-ZG-52324 | 358731-34-7 | Enquire |
| 2-Methyl-d3 Ethynyl Estradiol | Stable Isotopes | CS-T-99478 | Not Available | Enquire |
| 3-O-Benzyl 17b-Estradiol-d3 17-Acetate | Stable Isotopes | CS-T-99695 | Not Available | Enquire |
| 3-O-Methyl 6-Keto 17b-Estradiol-d2 17-O-Tetrahydropyran | Stable Isotopes | CS-T-99470 | Not Available | Enquire |
| 3-O-Methyl 6-Keto 17β-Estradiol-d2 17-O-Tetrahydropyran | Stable Isotopes | CS-T-94432 | 174497-42-8(unlabelled) | Enquire |
| 3-O-Methyl Estradiol-d3 | Stable Isotopes | CS-T-80068 | 57983-88-7 | Enquire |
| 4-Carboxyl-17β-Estradiol-d3 | Stable Isotopes | CS-T-99578 | Not Available | Enquire |
| 4-Hydroxyestradiol-2-glutathione-15N3 | Stable Isotopes | CS-T-97439 | Not Available | Enquire |
| 4-Methoxy-[13C,d3]-estradiol | Stable Isotopes | CS-I-00476 | 1217442-62-0 | Enquire |
| 4-Methoxy-17beta-estradiol-1,2,16,16,17-d5 | Stable Isotopes | CS-C-01487 | 26788-23-8(unlabelled) | Enquire |
| 4-Methoxy-d3 17-β-estradiol | Stable Isotopes | CS-T-57699 | 1334143-12-2 | Enquire |
| 8,9-Dehydro-17b-estradiol 16,16,17-d3 | Stable Isotopes | CS-C-00941 | 23392-54-3(unlabelled) | In Stock |
| Estradiol 17-Palmitate-d31 | Stable Isotopes | CS-T-92376 | 5776-45-4 | Enquire |
| Estradiol 17-Valerate-d12 | Stable Isotopes | CS-T-99568 | Not Available | Enquire |
| Estradiol 17-Valerate-d9 | Stable Isotopes | CS-T-92481 | 1316648-98-2 | Enquire |
| Estradiol Sulphate-d4 Sodium | Stable Isotopes | CS-O-02830 | 352431-50-6 | In Stock |
| Estradiol-13C6 | Stable Isotopes | CS-O-42581 | 1075720-58-9 | Enquire |
| Estradiol-d3 3-Propyl Ether | Stable Isotopes | CS-T-99563 | Not Available | Enquire |
| Estradiol-d4 | Stable Isotopes | CS-O-06592 | 66789-03-5 | In Stock |
| Ethinylestradiol -D4 | Stable Isotopes | CS-O-35319 | 57-63-6(Unlabeled) | Enquire |
| Ethinylestradiol sulfate-D4 | Stable Isotopes | CS-BU-00042 | Not Available | Enquire |
| Ethinylestradiol-d7 | Stable Isotopes | CS-EO-02527 | Not Available | Enquire |
| Ethynyl Estradiol 3-Sulfate Sodium Salt-d4 (Major) | Stable Isotopes | CS-T-102804 | 724762-79-2 (Unlabelled) | Enquire |
| Ethynyl Estradiol-13C2 | Stable Isotopes | CS-O-42582 | 2483735-63-1 | Enquire |
| Ethynyl Estradiol-2,4,9,6,6,16,16- D7 | Stable Isotopes | CS-O-14062 | 57-63-6(Unlabeled) | Enquire |
| Ethynyl Estradiol-d7 | Stable Isotopes | CS-T-99576 | Not Available | Enquire |
| Ethynylestradiol-16,16-d2 ethynyl-13C2 | Stable Isotopes | CS-O-52760 | 57-63-6 (Unlabelled) | Enquire |
| Sodium 17 β-Estradiol 3-Sulfate D4 | Stable Isotopes | CS-BE-00028 | 352431-50-6 | Enquire |
| Sodium 17beta-Estradiol-16,16,17-d3 3-Glucuronide | Stable Isotopes | CS-C-01168 | 14982-12-8(unlabelled) | Enquire |
| α-Estradiol 3-Benzoate-d5 | Stable Isotopes | CS-T-99577 | Not Available | Enquire |
| β-Estradiol-d3 3-(β-D-Glucuronide) 17-Sulfate Dipotassium Sa... | Stable Isotopes | CS-T-98466 | Not Available | Enquire |
| β-Estradiol-d3 3,17-Disulfate Dipotassium Salt | Stable Isotopes | CS-T-99250 | 17046-60-5 (unlabeled) | Enquire |
API Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Estradiol Acetate | API Standards | CS-T-96138 | 4245-41-4 | Enquire |
| Estradiol Cypionate | API Standards | CS-T-92454 | 313-06-4 | Enquire |
| Estradiol Enanthate | API Standards | CS-T-54255 | 4956-37-0 | In Stock |
| Estradiol hemihydrate | API Standards | CS-O-01471 | 35380-71-3 | Enquire |
| Estradiol undecanoate | API Standards | CS-EK-00232 | 3571-53-7 | Enquire |
| Estradiol Valerate | API Standards | CS-O-14664 | 979-32-8 | In Stock |
| Estradiol Valerate | API Standards | CS-O-01448A | Not Available | Enquire |
| Estramustine Disodium Phosphate | API Standards | CS-O-01465 | 52205-73-9 | In Stock |
| Estrone | API Standards | CS-O-10855 | 53-16-7 | In Stock |
| Ethinyl Estradiol | API Standards | CS-O-01450 | 57-63-6 | In Stock |
Metabolites
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 17-alpha Estradiol Enanthate | Metabolites | CS-P-06973 | 10093-54-6 | Enquire |
| 17-alpha-Ethynyl Estradiol-3-Sulfate | Metabolites | CS-P-07803 | 24560-70-1 | Enquire |
| 17ß-Estradiol 17-Sulfate Potassium Salt | Metabolites | CS-T-92120 | 23929-50-2 | In Stock |
| 2-Hydroxyestradiol-1,4-Cysteine | Metabolites | CS-O-35497 | Not Available | Enquire |
| 2-Hydroxyestradiol-1,4-N-acetylcysteine | Metabolites | CS-O-35501 | Not Available | Enquire |
| 4-Hydroxyestradiol-2-Cysteine | Metabolites | CS-O-35495 | Not Available | Enquire |
| 4-Hydroxyestradiol-2-N-acetylcysteine | Metabolites | CS-O-35499 | Not Available | Enquire |
| Estradiol Dicypionate | Metabolites | CS-T-92409 | 633-36-3 | Enquire |
| Estradiol Dienanthate | Metabolites | CS-T-92135 | 7732-97-0 | Enquire |
| Estradiol-3,17-beta-dibutyrate | Metabolites | CS-O-43731 | 63042-23-9 | Enquire |
| Ethinyl Estradiol sodium Sulfate | Metabolites | CS-O-06043 | Not Available | Enquire |
| Ethynyl Estradiol Sulfate | Metabolites | CS-O-01448 | 724762-79-2 | Enquire |
| Δ9(11)-Estradiol Diacetate | Metabolites | CS-T-92281 | 1169-54-6 | Enquire |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (13S,14S,17R)-Ethinyl Estradiol | Impurities | CS-P-07878 | 1357266-17-1 | Enquire |
| 17-β-Estradiol Diacetate | Impurities | CS-T-54245 | 3434-88-6 | Enquire |
| 17-β-Estradiol Dimethyl Ether | Impurities | CS-T-54243 | 4954-14-7 | Enquire |
| 17a-Estradiol 17-Valerate | Impurities | CS-T-54262 | 182624-54-0 | Enquire |
| 17-Alpha-Estradiol | Impurities | CS-O-30915 | 57-91-0 | In Stock |
| 17-alpha-Ethynyl Estradiol-3-Sulfate Triethylamine Salt | Impurities | CS-P-09239 | 24560-70-1 (free acid) | Enquire |
| 17B-Estradiol | Impurities | CS-O-11584 | 50-28-2 | In Stock |
| 17-epi-Ethynyl Estradiol | Impurities | CS-T-22087 | 4717-38-8 | Enquire |
| 17-O-Acetyl-3-O-methyl 17β-Estradiol | Impurities | CS-T-64596 | 5976-55-6 | Enquire |
| 1-Hydroxy-4-methyl-17-ethynyl-3-dehydroxyestradiol | Impurities | CS-T-78594 | 1034298-00-4 | Enquire |
| 1-Methyl Ethynyl Estradiol | Impurities | CS-T-58205 | 15071-66-6 | Enquire |
| 2-Hydroxy Estradiol 6-N3-Adenine | Impurities | CS-T-56032 | 912671-55-7 | Enquire |
| 2-Methoxy 17-β-Estradiol | Impurities | CS-T-57697 | 362-07-2 | Enquire |
| 2-Methyl Ethynyl Estradiol | Impurities | CS-T-58208 | 3240-39-9 | Enquire |
| 2-Valeryl-17-β-estradiol 17-Valerate | Impurities | CS-T-62679 | 1421283-56-8 | Enquire |
| 3-Methoxy-6-phenylsulfonyl-6,7-didehydro Estradiol | Impurities | CS-T-57806 | 153004-08-1 | Enquire |
| 3-Methoxy-7-β-methyl-6-β-(phenylsulfonyl) Estradio... | Impurities | CS-T-57765 | 156137-95-0 | Enquire |
| 3-O-Benzyl Estradiol | Impurities | CS-T-48875 | 14982-15-1 | Enquire |
| 3-O-Methyl 4-Hydroxy Estradiol | Impurities | CS-T-58263 | 5976-66-9 | Enquire |
| 4-Formyl-17ß-estradiol | Impurities | CS-T-75381 | 123715-79-7 | Enquire |
| 4-Hydroxy Estradiol 1-N7-Guanine | Impurities | CS-T-56028 | 178971-91-0 | Enquire |
| 4-Methyl Estradiol enanthate | Impurities | CS-EO-02143 | Not Available | Enquire |
| 4-Methyl Estradiol Valerate | Impurities | CS-P-07807 | 1359847-37-2 | Enquire |
| 4-Methyl Ethynyl Estradiol | Impurities | CS-T-58206 | 155683-61-7 | Enquire |
| 4-Methyl-17-beta-Estradiol | Impurities | CS-O-15692 | 6171-48-8 | In Stock |
| 6-β-Hydroxy-17-β-estradiol 17-Valerate | Impurities | CS-T-55990 | 1313382-32-9 | Enquire |
| 6-(O-Carboxymethyl)oximinoestradiol | Impurities | CS-T-69047 | 55591-50-9 | Enquire |
| 6,7-Dehydro Estradiol | Impurities | CS-T-51762 | 7291-41-0 | Enquire |
| 6a-Hydroxy 17-Beta-Estradiol | Impurities | CS-T-55986 | 1229-24-9 | Enquire |
| 6a-Hydroxy-17-β-estradiol 17-Valerate | Impurities | CS-T-55989 | 1313382-26-1 | Enquire |
| 6beta-Hydroxy 17beta-Estradiol | Impurities | CS-TB-67202 | 3583-03-7 | Enquire |
| 6-Dehydro Estradiol 17-Valerate | Impurities | CS-T-73518 | 1313382-25-0 | Enquire |
| 6-Keto Ethynyl Estradiol | Impurities | CS-T-57001 | 38002-18-5 | In Stock |
| 6-Oxo-17-estradiol 17-Valerate | Impurities | CS-P-07810 | 1313382-51-2 | Enquire |
| 6-α-Hydroxy Ethynyl Estradiol | Impurities | CS-T-56010 | 27521-34-2 | In Stock |
| 8,9-Dehydro-17-Beta-estradiol | Impurities | CS-T-51763 | 23392-54-3 | Enquire |
| 9,11-Dehydro Ethynyl Estradiol | Impurities | CS-O-05547 | 1231-96-5 | In Stock |
| 9,11-Dehydro-17-Β-Estradiol 17-Valerate | Impurities | CS-T-51764 | 95959-20-9 | In Stock |
| bis((8S,13S,14S,17S)-3-hydroxy-13-methyl 7,8,12,13,14,15,16,... | Impurities | CS-O-46645 | Not Available | Enquire |
| Delta,9(11)-Estradiol | Impurities | CS-O-15161 | 791-69-5 | In Stock |
| Estradiol 17-Butyrate | Impurities | CS-T-54244 | 18069-79-9 | Enquire |
| Estradiol 17-Hexanoate | Impurities | CS-T-54247 | 71764-18-6 | Enquire |
| Estradiol 17-Isovalerate | Impurities | CS-T-54248 | 869627-83-8 | Enquire |
| Estradiol 17-octanoate | Impurities | CS-O-44022 | 63042-22-8 | Enquire |
| Estradiol 17-O-Octadecanoate | Impurities | CS-T-54257 | 82205-00-3 | Enquire |
| Estradiol 17-Propionate | Impurities | CS-T-54258 | 3758-34-7 | Enquire |
| Estradiol 3,17-Divalerate | Impurities | CS-T-54246 | 63042-28-4 | Enquire |
| Estradiol 3-Enanthate | Impurities | CS-P-07806 | 55540-97-1 | Enquire |
| Estradiol 3-propyl ether | Impurities | CS-O-15693 | 22034-63-5 | Enquire |
| Estradiol 3-sulfate | Impurities | CS-T-96068 | 481-96-9 | In Stock |
| Estradiol 3-Valerate | Impurities | CS-T-54261 | 21881-45-8 | Enquire |
| Estradiol Acetate Enanthate | Impurities | CS-EO-02188 | Not Available | Enquire |
| Estradiol Benzoate | Impurities | CS-O-01494 | 50-50-0 | In Stock |
| Estradiol Benzoate - Impurity C | Impurities | CS-O-38119 | 4147-13-1 | Enquire |
| Estradiol Benzoate - Impurity G | Impurities | CS-O-38120 | 2393-53-5 | In Stock |
| Estradiol Benzoate EP Impurity F | Impurities | CS-EO-01349 | 95870-51-2 | Enquire |
| Estradiol Benzoate Impurity B | Impurities | CS-O-38127 | Not Available | Enquire |
| Estradiol Benzoate Impurity E (17-epi- Estradiol Benzoate) | Impurities | CS-P-07808 | 6045-53-0 | Enquire |
| Estradiol Dimer 1 | Impurities | CS-EO-00988 | Not Available | Enquire |
| Estradiol Dimer 2 | Impurities | CS-EO-00989 | Not Available | Enquire |
| Estradiol Dimer Impurity | Impurities | CS-EO-02856 | Not Available | Enquire |
| Estradiol Hemihydrate EP Impurity A | Impurities | CS-EO-00948 | 19973-76-3 | Enquire |
| Estradiol Hexahydrobenzoate | Impurities | CS-O-43020 | 15140-27-9 | Enquire |
| Estradiol impurities - 1 | Impurities | CS-O-48054 | Not Available | Enquire |
| Estradiol impurities - 2 | Impurities | CS-O-48055 | Not Available | Enquire |
| Estradiol Impurity M | Impurities | CS-O-52523 | Not Available | Enquire |
| Estradiol Impurity N | Impurities | CS-O-52524 | Not Available | Enquire |
| Estradiol Valerate | Impurities | CS-0-14664 | 979-32-8 | In Stock |
| Estradiol valerate EP Impurity I | Impurities | CS-EO-00888 | Not Available | Enquire |
| ESTRADIOL VALERATE EP IMPURITY J | Impurities | CS-P-08554 | Not Available | Enquire |
| Estradiol-17-oleate | Impurities | CS-O-45639 | 82204-99-7 | Enquire |
| Estradiol-9-Ene Cypionate | Impurities | CS-O-44702 | Not Available | Enquire |
| Ethinyl Estradiol Dimer Impurity 1 | Impurities | CS-F-00117 | 303014-90-6 | Enquire |
| Ethinyl Estradiol Dimer Impurity 2 | Impurities | CS-F-00118 | 303014-91-7 | In Stock |
| Ethinyl estradiol EP Impurity C | Impurities | CS-DN-00006 | Not Available | Enquire |
| Ethinyl estradiol EP Impurity D | Impurities | CS-DN-00007 | Not Available | Enquire |
| Ethinyl Estradiol EP Impurity I | Impurities | CS-T-51760 | 67703-68-8 | In Stock |
| Ethinyl Estradiol Related Compound B | Impurities | CS-K-00047 | 1231-96-5 | In Stock |
| Ethynyl Estradiol 17-Acetate | Impurities | CS-T-54229 | 21221-29-4 | Enquire |
| Ethynyl Estradiol Diacetate | Impurities | CS-T-54231 | 13258-68-9 | Enquire |
| Ethynylestradiol Impurity M | Impurities | CS-P-07805 | 1818-11-7 | Enquire |
| Δ9(11)-Estradiol 17-Hexanoate | Impurities | CS-T-92535 | 95960-05-7 | In Stock |
EP Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Ethinylestradiol (E1900000) | EP Standards | CS-EG-00623 | 57-63-6 | Enquire |
| Ethinylestradiol for system suitability (Y0001124) | EP Standards | CS-EG-02836 | 57-63-6 | Enquire |
Intermediates
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| "15,16-Dehydro Estradiol 3-Benzyl Ether" | Intermediates | CS-T-51708 | 690996-26-0 | Enquire |
| "dl-8,9-Dehydroestradiol" | Intermediates | CS-T-51769 | 23392-52-1 | Enquire |
| β-Estradiol 3,17-Disulfate Dipotassium Salt | Intermediates | CS-T-54265 | 17046-60-5 | Enquire |
| ^GEstradiol-6-one 6-(O-carboxymethyloxime) | Intermediates | CS-T-54251 | 35048-47-6 | Enquire |
| 16alpha-Fluoro-17beta-estradiol | Intermediates | CS-ED-30253 | 92817-10-2 | Enquire |
| 16-Keto 17-β-Estradiol | Intermediates | CS-T-57000 | 566-75-6 | Enquire |
| 16-Oxo Ethynyl Estradiol | Intermediates | CS-T-60074 | 1350468-76-6 | Enquire |
| 17-β-Acetyl-estradiol 3-(Tri-O-acetyl-β-D-glucuron... | Intermediates | CS-T-47231 | 59495-70-4 | Enquire |
| 17a-Estradiol Sulfate Sodium Salt | Intermediates | CS-T-54249 | 56050-04-5 | In Stock |
| 17b-Estradiol 3-O-Sulfate Sodium Salt | Intermediates | CS-T-54259 | 4999-79-5 | In Stock |
| 17-O-Acetyl-3-O-methyl-6-oxo 17-β-Estradiol | Intermediates | CS-T-47323 | 20823-31-8 | Enquire |
| 18-Methyl Ethynyl Estradiol | Intermediates | CS-T-58207 | 14012-72-7 | Enquire |
| 18-Nor-17-β-estradiol | Intermediates | CS-T-59711 | 15093-14-8 | Enquire |
| 2-Bromo 17-β-Estradiol | Intermediates | CS-T-08436 | 15833-07-5 | Enquire |
| 2-Formyl-3,17-β-O-bis(methoxymethyl)estradiol | Intermediates | CS-T-55029 | 123715-80-0 | Enquire |
| 2-Hydroxy Ethynyl Estradiol | Intermediates | CS-T-56004 | 50394-89-3 | Enquire |
| 2-Hydroxy-3,17-β-O-bis(methoxymethyl)estradiol | Intermediates | CS-T-55849 | 217792-89-7 | Enquire |
| 2-Hydroxyestradiol | Intermediates | CS-T-55993 | 362-05-0 | Enquire |
| 2-Methoxy-17a-ethynyl Estradiol | Intermediates | CS-T-57690 | 22415-44-7 | Enquire |
| 2-Methyl Estradiol | Intermediates | CS-T-58185 | 1818-12-8 | Enquire |
| 3,17-β-Estradiol-3-methylether-17-decanoate | Intermediates | CS-T-54253 | 1042947-85-2 | Enquire |
| 3,17-β-O-Bis(methoxymethyl)estradiol | Intermediates | CS-T-49361 | 113680-55-0 | Enquire |
| 3-Methoxy-7a-methyl-6-β-(phenylsulfonyl) Estradiol | Intermediates | CS-T-57766 | 153004-09-2 | Enquire |
| 3-Methylether-estradiol | Intermediates | CS-ED-32008 | 94535-16-7 | Enquire |
| 3-O-Benzyl 17a-Estradiol | Intermediates | CS-T-48874 | 23880-59-3 | Enquire |
| 3-O-Benzyl 17a-Estradiol 17-O-(4-Nitrobenzoate) | Intermediates | CS-T-48876 | 229486-10-6 | Enquire |
| 3-O-Methyl 17a-Estradiol | Intermediates | CS-T-58186 | 3434-76-2 | Enquire |
| 3-O-Methyl 6-Hydroxy 17-β-Estradiol | Intermediates | CS-T-58264 | 109835-83-8 | Enquire |
| 3-O-Methyl 6-Hydroxy-17-β-estradiol | Intermediates | CS-T-58265 | 473882-84-7 | Enquire |
| 3-O-Methyl 6-Keto 17-β-Estradiol 17-O-Tetrahydropyran | Intermediates | CS-T-58322 | 174497-42-8 | Enquire |
| 3-O-Methyl Estradiol | Intermediates | CS-T-58187 | 1035-77-4 | Enquire |
| 3-O-Methyl-6-oxo 17-β-Estradiol | Intermediates | CS-T-58575 | 50731-96-9 | Enquire |
| 4-Bromo 17-β-Estradiol | Intermediates | CS-T-49768 | 1630-83-7 | Enquire |
| 4-Hydroxy Estradiol 1-N3-Adenine | Intermediates | CS-T-56017 | 428506-88-1 | Enquire |
| 4-Hydroxy Ethynyl Estradiol | Intermediates | CS-T-56005 | 50394-90-6 | Enquire |
| 4-Hydroxy-17-β-estradiol | Intermediates | CS-T-55994 | 5976-61-4 | Enquire |
| 4-Methoxy 17-β-Estradiol | Intermediates | CS-T-57698 | 26788-23-8 | Enquire |
| 6-Keto 17-β-Estradiol | Intermediates | CS-T-56999 | 571-92-6 | Enquire |
| 6-β-Hydroxy Ethynyl Estradiol | Intermediates | CS-T-56011 | 56324-28-8 | Enquire |
| 9,11-Dehydro-17a-cyanomethyl Estradiol | Intermediates | CS-T-51755 | 86153-38-0 | Enquire |
| beta-Estradiol 17-hemisuccinate | Intermediates | CS-T-92333 | 7698-93-3 | Enquire |
| beta-Estradiol 3,17-dipropionate | Intermediates | CS-T-92113 | 113-38-2 | Enquire |
| beta-Estradiol 3-benzoate 17-n-butyrate | Intermediates | CS-T-92331 | 63042-18-2 | Enquire |
| Estradiol 3-[N,N-Bis(2-chloroethyl)carbamate] | Intermediates | CS-T-54250 | 2998-57-4 | Enquire |
| Ethynyl Estradiol 3-Acetate | Intermediates | CS-T-54228 | 5779-47-5 | Enquire |
| -β-Estradiol 17-Acetate | Intermediates | CS-T-22135 | 1743-60-8 | In Stock |
Glucuronides
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| "17-β-Estradiol-β-O-Benzyl 17-(2,3,4-Tri-O-acetyl-... | Glucuronides | CS-T-54256 | 14364-98-8 | Enquire |
| β-Estradiol-β-(β-D-Glucuronide) 17-Sulfate Di... | Glucuronides | CS-T-54252 | 99156-45-3 | Enquire |
| 17-β-Estradiol 17-(2,3,4-Tri-O-acetyl-β-D-glucuron... | Glucuronides | CS-T-54242 | 14364-66-0 | Enquire |
| 17-Β-Estradiol 17-Β-D-Glucuronide | Glucuronides | CS-T-54241 | 1806-98-0 | In Stock |
| 17-Β-Estradiol-Β-D-Glucuronide | Glucuronides | CS-T-54239 | 15270-30-1 | In Stock |
| 6α-Hydroxy-17βEstradiol 6-Glucuronide | Glucuronides | CS-O-37335 | Not Available | Enquire |
| beta-Estradiol 17-(beta-D-glucuronide) sodium salt | Glucuronides | CS-T-92470 | 15087-02-2 | Enquire |
| beta-Estradiol 3-(beta-D-glucuronide) sodium salt | Glucuronides | CS-T-92217 | 14982-12-8 | Enquire |
| Estradiol 3-Sulfate 17-β-Glucuronide Dipotassium Salt | Glucuronides | CS-T-54260 | 10392-35-5 | Enquire |
| Ethynyl Estradiol 17-β-D-Glucuronide | Glucuronides | CS-T-54227 | 75803-39-3 | Enquire |
| Ethynyl Estradiol 17-Acetate-β-(2',3',4'-Tri-O-acetyl)-... | Glucuronides | CS-T-54230 | 242130-33-2 | Enquire |
| Ethynylestradiol-β-D-Glucuronide | Glucuronides | CS-T-54226 | 60134-76-1 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 4-Chloroestradiol | Fine Chemicals | CS-T-69431 | 88847-88-5 | Enquire |
Building Blocks
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Estradiol-7-alpha-butyric Acid | Building Blocks | CS-TB-43211 | 55592-40-0 | Enquire |