Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Cholesterol, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Cholesterol 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 Cholesterol-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 Cholesterol-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.
Cholesterol Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (20R)-17α,20-Dihydroxycholesterol-d7 | Stable Isotopes | CS-T-99605 | 17913-42-7(Unlabelled) | Enquire |
| 20a-Hydroxy Cholesterol-d7 | Stable Isotopes | CS-T-99526 | 516-72-3(Unlabelled) | Enquire |
| 20-Dehydro Cholesterol-d7 3-Acetate | Stable Isotopes | CS-T-99642 | Not Available | Enquire |
| 22(R)-Hydroxycholesterol-d7 | Stable Isotopes | CS-T-99529 | 1246302-93-1 | Enquire |
| 22-Dehydro Cholesterol-d7 3-Acetate | Stable Isotopes | CS-T-99641 | Not Available | Enquire |
| 22-Hydroxy Cholesterol-d11 (Mixture of Diastereomers) | Stable Isotopes | CS-T-99525 | 17711-16-9(Unlabelled) | Enquire |
| 24-Hydroxycholesterol-d4 | Stable Isotopes | CS-T-99524 | Not Available | Enquire |
| 24-Methylenecholesterol-13C | Stable Isotopes | CS-F-00062 | 474-63-5(Unlabelled) | Enquire |
| 24-Methylenecholesterol-13C,D2 (major) | Stable Isotopes | CS-F-00180 | Not Available | Enquire |
| 24-Methylenecholesterol-D7 | Stable Isotopes | CS-F-00169 | 209112-82-3 | Enquire |
| 25-Hydroxy-cholesterol 3-Sulfate Ester Sodium Salt-d6 | Stable Isotopes | CS-T-97455 | Not Available | Enquire |
| 27-Carboxy-7-keto Cholesterol-d4 | Stable Isotopes | CS-T-99666 | 148988-30-1(Unlabelled) | Enquire |
| 27-Hydroxy-7-keto Cholesterol-d4 | Stable Isotopes | CS-T-99518 | 148988-28-7(Unlabelled) | Enquire |
| 3-Keto Cholesterol-d7 | Stable Isotopes | CS-T-99503 | Not Available | Enquire |
| 3-O-tert-Butyldimethylsilyl 7β-Hydroxy Cholesterol-d7 | Stable Isotopes | CS-T-99672 | Not Available | Enquire |
| 3-O-tert-Butyldimethylsilyl Cholesterol-d7 | Stable Isotopes | CS-T-99678 | Not Available | Enquire |
| 3-tert-Butyldimethylsilyl-20-dehydro Cholesterol-d7 | Stable Isotopes | CS-T-99677 | Not Available | Enquire |
| 4beta-Hydroxycholesterol (2,2,3,4-D4) | Stable Isotopes | CS-O-46993 | 17320-10-4 (Unlabelled) | Enquire |
| 4β-Hydroxycholesterol-[2,2,3,4,5-d5] | Stable Isotopes | CS-I-00466 | Not Available | Enquire |
| 4β-Hydroxycholesterol-[d5] | Stable Isotopes | CS-I-00467 | Not Available | Enquire |
| 7a-Hydroxy Cholesterol-d7 (major) | Stable Isotopes | CS-T-99527 | Not Available | Enquire |
| 7-Dehydrocholesterol-d6 | Stable Isotopes | CS-O-44744 | Not Available | Enquire |
| 7-Oxo Cholesterol-d7 3-Acetate | Stable Isotopes | CS-T-95480 | 1345629-09-5 | Enquire |
| 7-p-Toluenesulfonylhydrazide Cholesterol-d7 3-Acetate | Stable Isotopes | CS-T-99415 | Not Available | Enquire |
| 7β-Hydroxy Cholesterol 3β-Acetate-d7 | Stable Isotopes | CS-T-99534 | 17974-77-5(Unlabelled) | Enquire |
| Cholesterol-[2,3,4-13C3] | Stable Isotopes | CS-I-00455 | 1356090-90-8 | Enquire |
| Cholesterol-[2,3,4-13C3] (Solution) | Stable Isotopes | CS-I-00568 | 1356090-90-8 | Enquire |
| Cholesterol-d6 | Stable Isotopes | CS-C-00887 | 92543-08-3 | Enquire |
| Cholesterol-d7 Tetrahydropyranyl Ether | Stable Isotopes | CS-T-99655 | Not Available | Enquire |
| Sodium Cholesterol-25,26,26,26,27,27,27-d7 Sulfate | Stable Isotopes | CS-T-95453 | 2687961-01-7 | Enquire |
| (3ß)-7-Dehydro Cholesterol-d7 (Major) | Stable Isotopes | CS-T-73590 | 388622-58-0 | Enquire |
| 25-Hydroxy Cholesterol-d6 | Stable Isotopes | CS-T-78129 | 88247-69-2 | Enquire |
| 27-Carboxy 7-Ketocholesterol-d10 | Stable Isotopes | CS-P-02787 | 148988-30-1(Unlabeled) | Enquire |
| 27-Hydroxy Cholesterol-d6 | Stable Isotopes | CS-P-07530 | Not Available | Enquire |
| 4-β-Hydroxy Cholesterol-D7 | Stable Isotopes | CS-T-55875 | 1246302-80-6 | Enquire |
| 4β-Hydroxy Cholesterol-d7 4-Acetate | Stable Isotopes | CS-T-78722 | 1363529-54-7 | Enquire |
| 4β-Hydroxycholesterol D4 | Stable Isotopes | CS-O-14358 | 1363529-44-5 | Enquire |
| 7beta-Hydroxycholesterol-25,26,26,26,27,27,27 D7 | Stable Isotopes | CS-C-00917 | 349553-97-5 | Enquire |
| 7-Dehydrocholesterol D7 | Stable Isotopes | CS-C-00371 | 388622-58-0 | Enquire |
| 7-Keto Cholesterol D7 | Stable Isotopes | CS-T-56992 | 127684-08-6 | Enquire |
| 7α-Hydroxycholesterol-25,26,26,26,27,27,27-d 7 | Stable Isotopes | CS-C-00914 | 349553-94-2 | Enquire |
| CHOLESTEROL 13C2 | Stable Isotopes | CS-R-00063 | 78887-48-6 | Enquire |
| Cholesterol 3-Acetate-d7 | Stable Isotopes | CS-T-71609 | 1345629-08-4 | Enquire |
| Cholesterol-[2,2,3,4,4,6-d6] (Solution) | Stable Isotopes | CS-I-00567 | 60816-17-3 | Enquire |
| Cholesterol-13C5 | Stable Isotopes | CS-T-72109 | 150044-24-9 | Enquire |
| Cholesterol-26,26,26,27,27,27-D6 | Stable Isotopes | CS-T-94243 | 60816-17-3 | Enquire |
| CHOLESTEROL-3-OCTANOATE OCTANOATE-13C | Stable Isotopes | CS-R-00148 | 110888-06-7 | Enquire |
| Cholesterol-d4 | Stable Isotopes | CS-T-72310 | 956029-28-0 | Enquire |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cholesterol | API | CS-O-06238 | 57-88-5 | In Stock |
| Zymosterol | API | CS-T-62859 | 128-33-6 | Enquire |
Metabolite
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Larsucosterol | Metabolite | CS-O-56311 | 884905-07-1 | Enquire |
| Lathosterol | Metabolite | CS-T-57191 | 80-99-9 | In Stock |
| (3β,22R)-Dihydroxy Cholesterol | Metabolite | CS-T-92050 | 596-94-1 | Enquire |
| 24-Ketocholesterol | Metabolite | CS-F-00097 | 17752-16-8 | Enquire |
| Cholesterol β-D-glucoside | Metabolite | CS-BX-00227 | 7073-61-2 | Enquire |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (3b)-7-Dehydro Cholesterol | Impurity | CS-T-51713 | 434-16-2 | In Stock |
| 19-Carboxy Cholesterol | Impurity | CS-T-70998 | 26319-96-0 | In Stock |
| 1-Alpha-Hydroxy-7-dehydrocholesterol | Impurity | CS-O-58362 | 43217-89-6 | Enquire |
| 24-Dehydrolathosterol | Impurity | CS-O-44903 | 17608-47-8 | Enquire |
| 25-Hydroxy Cholesterol | Impurity | CS-O-10959 | 2140-46-7 | In Stock |
| 26-Hydroxycholesterol 3-sulfate | Impurity | CS-O-56314 | ---- | Enquire |
| 4ß-Hydroxy Cholesterol | Impurity | CS-T-79575 | 17320-10-4 | In Stock |
| beta-Sitosterol | Impurity | CS-T-61323 | 83-46-5 | In Stock |
| Cholesterol Benzoate | Impurity | CS-T-72933 | 604-32-0 | In Stock |
| Cholesteryl Heptadecanoate | Impurity | CS-T-73010 | 24365-37-5 | In Stock |
| Doristerol | Impurity | CS-ED-41957 | 566-99-4 | Enquire |
| Epicholesterol | Impurity | CS-ED-41514 | 474-77-1 | Enquire |
| (20R)-17a,20-Dihydroxycholesterol | Impurity | CS-T-89944 | 17913-42-7 | Enquire |
| 20-Dehydro Cholesterol 3-Acetate | Impurity | CS-T-51754 | 54548-85-5 | Enquire |
| 22-Dehydro 25-Hydroxy Cholesterol 3-Acetate | Impurity | CS-T-73909 | 157171-88-5 | Enquire |
| 24-Hydroxycholesterol | Impurity | CS-T-78145 | 30271-38-6 | Enquire |
| 25-Hydroxy-cholesterol 3-Sulfate Ester Sodium Salt | Impurity | CS-T-78822 | 1174047-40-5 | Enquire |
| 27-Carboxy-7-keto Cholesterol | Impurity | CS-T-69039 | 148988-30-1 | Enquire |
| 27-Hydroxy-7-keto Cholesterol | Impurity | CS-T-56108 | 148988-28-7 | Enquire |
| 5alpha-hydroxy-6-keto Cholesterol | Impurity | CS-T-72665 | 13027-33-3 | Enquire |
| 7-Keto Cholesterol | Impurity | CS-T-93302 | 566-28-9 | Enquire |
| 8-Dehydrocholesterol | Impurity | CS-T-73423 | 70741-38-7 | Enquire |
| Cholesterol 5alpha,6alpha-epoxide | Impurity | CS-T-72191 | 1250-95-9 | Enquire |
| Cholesterol Caprylate | Impurity | CS-T-69548 | 1182-42-9 | Enquire |
| TopFluor Cholesterol | Impurity | CS-T-87266 | 878557-19-8 | Enquire |
Intermediate
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 20α-Hydroxy Cholesterol | Intermediate | CS-T-79481 | 516-72-3 | In Stock |
| 22ß-Hydroxy Cholesterol | Intermediate | CS-T-78977 | 22348-64-7 | In Stock |
| 7a-Hydroxy Cholesterol | Intermediate | CS-T-79662 | 566-26-7 | In Stock |
Glucuronide
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cholesterol Glucuronide | Glucuronide | CS-ED-01807 | 17435-78-8 | Enquire |
Secondary Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cholesterol | Secondary Standards | CS-SS-24510-500MG | 57-88-5 | Enquire |
Stable Isotope Reagent
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cholesterol-3-18O | Stable Isotope Reagent | CS-T-72874 | 59613-51-3 | Enquire |
| Epicholesterol-2,2,3,4,4,6-d6 | Stable Isotope Reagent | CS-C-00680 | 92543-07-2 | Enquire |
| (25RS)-26-Hydroxycholesterol-24,24,26,26-d4 | Stable Isotope Reagent | CS-C-01170 | 13095-61-9 (Unlabelled) | Enquire |
| 24(RS)-Hydroxycholesterol-25,26,26,26,27,27,27-d7 | Stable Isotope Reagent | CS-C-00666 | 144154-78-9 | Enquire |
| Cholesterol-3-d1 | Stable Isotope Reagent | CS-C-00637 | 51467-57-3 | Enquire |
Steroids
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Desmosterol | Steroids | CS-C-00891 | 313-04-2 | In Stock |
| 19-Iodo-cholesterol | Steroids | CS-O-43525 | 37414-03-2 | Enquire |
| 4a-Methyl-cholest-5-en-3β-ol | Steroids | CS-TB-91885 | 15073-00-4 | Enquire |
Biochemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cholesterol Esterase (CE) ex. Porcine Pancreas, 35U/mg solid... | Biochemicals | CS-SR-51626 | Not Available | Enquire |
| Cholesterol for cell culture, 99%, Endotoxin (BET) 0.05EU/mg | Biochemicals | CS-SR-00483 | 57-88-5 | Enquire |
| Cholesterol Oxidase ex. Streptomyces Sp., 15U/mg solids | Biochemicals | CS-SR-85091 | Not Available | Enquire |
| Cholesterol Oxidase ex. Streptomyces Sp., 15U/mg solids | Biochemicals | CS-SR-00270 | 9028-76-6 | Enquire |
Enzymes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Cholesterol Esterase | Enzymes | CS-O-54271 | 9026-00-0 | Enquire |
| Cholesterol Esterase (CE) ex. Porcine Pancreas, | Enzymes | CS-EP-00147 | 9026-00-0 | Enquire |