Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Epoxide, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Epoxide 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 Epoxide-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 Epoxide-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.
Epoxide Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| "Betamethasone-D5 9,11-Epoxide" | Stable Isotopes | CS-O-16093 | 981-34-0 (Unlabeled) | Enquire |
| "Menaquinone 4-d7 2,3-Epoxide" | Stable Isotopes | CS-T-80127 | 1233937-43-3 | Enquire |
| "Vitamin K1-d7 2,3-Epoxide" | Stable Isotopes | CS-T-87821 | 1795136-97-8 | Enquire |
| 21-(1-Ethoxyethyl) Beclomethasone 9,11-Epoxide-d5 | Stable Isotopes | CS-T-99560 | Not Available | Enquire |
| 21-O-Acetyl Dexamethasone-d5 9,11-Epoxide (Major) | Stable Isotopes | CS-T-94390 | unlabelled: 2884-51-7 | Enquire |
| Betamethasone 9,11-Epoxide 17,21-Dipropionate-d10 | Stable Isotopes | CS-T-99688 | Not Available | Enquire |
| Betamethasone 9,11-Epoxide 17,21-Dipropionate-d5 | Stable Isotopes | CS-T-99687 | Not Available | Enquire |
| Betamethasone 9,11-Epoxide 17-Propionate-d5 | Stable Isotopes | CS-T-99689 | Not Available | Enquire |
| Betamethasone 9,11-Epoxide 21-Propionate-D5 | Stable Isotopes | CS-O-16094 | 205105-83-5 (Unlabeled) | Enquire |
| Carbamazepine 10,11-Epoxide-d8 (Major) | Stable Isotopes | CS-T-93883 | 36507-30-9 (unlabelled) | Enquire |
| Dexamethasone 9,11-Epoxide-d5 | Stable Isotopes | CS-T-102761 | 24916-90-3(Unlabelled) | Enquire |
| Dulcitol-13C6 Diepoxide | Stable Isotopes | CS-T-97554 | Not Available | Enquire |
| Flunarizine Epoxide-D₇ | Stable Isotopes | CS-T-103943 | 144917-53-3(unlabelled) | Enquire |
| Loratadine-d4 Epoxide N-Oxide | Stable Isotopes | CS-T-102892 | 1794754-14-5 | Enquire |
| Menaquinone 7-d7 2,3-Epoxide | Stable Isotopes | CS-T-101157 | Not Available | Enquire |
| N(4)-desoxychlordiazepoxide D5 | Stable Isotopes | CS-O-47492 | 4393-72-0(Unlabelled) | Enquire |
| N-Demethyl Chlordiazepoxide-d5 | Stable Isotopes | CS-T-102756 | 7722-15-8(Unlabelled) | Enquire |
| Vitamin K1-[d7] 2,3-Epoxide | Stable Isotopes | CS-I-00441 | 1588767-68-3 | Enquire |
Metabolites
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 17-Beta-Hydroxy Exemestane Epoxide | Metabolites | CS-P-07830 | 1331732-05-8 | Enquire |
| Betamethasone 9,11-Epoxide | Metabolites | CS-T-49076 | 981-34-0 | In Stock |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| "1,3-Butadiene Diepoxide" | Impurities | CS-T-70486 | 1464-53-5 | Enquire |
| "1,5-Hexadienediepoxide" | Impurities | CS-DL-00497 | 1888-89-7 | Enquire |
| "21-(1-Ethoxyethyl) Beclomethasone9,11-Epoxide" | Impurities | CS-BI-00009 | Not Available | Enquire |
| "Abiraterone-5,6-Epoxide" | Impurities | CS-P-00496 | Not Available | Enquire |
| "Protriptyline-10,11-Epoxide" | Impurities | CS-P-00337 | Not Available | Enquire |
| "rac-cis-4-(2,4-Difluorophenyl)-3-methyl-2(5H)-furanone 3,4-... | Impurities | CS-T-18399 | 1329610-78-7 | Enquire |
| (2RS,3RS)-3-(2-Ethoxyphenoxy)-3-phenylpropene-1,2-epoxide | Impurities | CS-T-22409 | 98769-72-3 | Enquire |
| (R)-Limonene 1,2-epoxide (Mixture of Diastereomers) | Impurities | CS-T-31083 | 203719-54-4 | Enquire |
| (R,R,R)-Carvone Epoxide | Impurities | CS-T-70877 | 36616-60-1 | Enquire |
| 1,4-Cyclohexadiene Monoepoxide | Impurities | CS-T-74137 | 6253-27-6 | Enquire |
| 15-epi-Travoprost Epoxide | Impurities | CS-P-02728 | Not Available | Enquire |
| 16 Beta-Methyl epoxide-17-valerate | Impurities | CS-O-36272 | 52619-21-3 | Enquire |
| 16,17-Epoxide Desoximetasone | Impurities | CS-EO-02786 | Not Available | Enquire |
| 16-Alpha Methyl Epoxide | Impurities | CS-T-52335 | 24916-90-3 | In Stock |
| 5'-O-Trityluridine-2',3'-lyxo-epoxide | Impurities | CS-T-62588 | 96253-10-0 | Enquire |
| Abiraterone Acetate-5,6-Epoxide | Impurities | CS-P-00497 | Not Available | Enquire |
| Atorvastatin Diepoxide Calcium Salt | Impurities | CS-EO-01907 | 1807481-01-1 | In Stock |
| Atorvastatin Diepoxide Impurity | Impurities | CS-EO-00023 | 887470-43-1 | In Stock |
| Atorvastatin Lactone Diepoxide | Impurities | CS-O-14628 | 1046118-40-4 | In Stock |
| Benzo[a]pyrene Diol Epoxide | Impurities | CS-T-49003 | 58917-67-2 | Enquire |
| Bisoprolol Epoxide Impurity | Impurities | CS-O-07388 | Not Available | Enquire |
| Bisoprolol Epoxide Impurity | Impurities | CS-O-32003 | 66722-57-4 | In Stock |
| Carfilzomib Peptide Epoxide | Impurities | CS-O-33839 | Not Available | Enquire |
| Carvedilol Epoxide Impurity | Impurities | CS-O-14108 | 51997-51-4 | In Stock |
| Chlordiazepoxide oxaziridine | Impurities | CS-O-44608 | 17953-23-0 | Enquire |
| Chlordiazepoxide Oxime Impurity | Impurities | CS-T-02287 | 18097-52-4 | In Stock |
| Cholesterol 5alpha,6alpha-epoxide | Impurities | CS-T-72191 | 1250-95-9 | Enquire |
| Cladospirone Bisepoxide | Impurities | CS-T-72871 | 155866-40-3 | Enquire |
| Conduritol B Epoxide | Impurities | CS-T-51246 | 6090-95-5 | Enquire |
| Cyclobenzaprine 10,11 epoxide | Impurities | CS-ED-00955 | 58256-08-9 | Enquire |
| des-4-methylenepiperidine Efinaconazole (2R, 3S) epoxide imp... | Impurities | CS-O-32442 | 127000-90-2 | Enquire |
| des-4-methylenepiperidine Efinaconazole (2S, 3R) epoxide imp... | Impurities | CS-O-32443 | 135270-07-4 | Enquire |
| Desloratadine Epoxide | Impurities | CS-T-73103 | 1346604-23-6 | Enquire |
| Diltiazem Epoxide (2R,3S) Isomers | Impurities | CS-ED-41726 | 96125-49-4 | Enquire |
| Doxepin epoxide | Impurities | CS-O-44448 | Not Available | Enquire |
| Dronabinol Epoxide | Impurities | CS-T-53993 | 56687-60-6 | Enquire |
| Epitulipinolide diepoxide | Impurities | CS-BT-00316 | 39815-40-2 | Enquire |
| Flunisolide-9?,11?-epoxide | Impurities | CS-F-00249 | Not Available | Enquire |
| Hydrocortisone (9ß,11ß)-Epoxide | Impurities | CS-T-55721 | 10072-97-6 | In Stock |
| Hydrocortisone-9β,11β-epoxide-21-acetate | Impurities | CS-F-00252 | 4383-30-6 | Enquire |
| Latanoprost Epoxide (mixture of isomers) | Impurities | CS-O-15879 | Not Available | Enquire |
| Linezolid Epoxide Impurity | Impurities | CS-O-41661 | 1634630-28-6 | Enquire |
| Menadione 2,3 - epoxide | Impurities | CS-O-56703 | 15448-59-6 | Enquire |
| Menaquinone 4 2,3-Epoxide | Impurities | CS-T-31773 | 72908-86-2 | Enquire |
| Nadolol Epoxide Impurity | Impurities | CS-O-40935 | 35697-15-5 | Enquire |
| N-Nitroso Chlordiazepoxide | Impurities | CS-O-45707 | 51715-17-4 | In Stock |
| Phytonadione Epoxide Impurity (Trans) | Impurities | CS-O-56700 | 41018-27-3 | Enquire |
| Phytonadione Epoxide Impurity (Trans) | Impurities | CS-EO-00739 | 52691-91-5 | Enquire |
| Rutacridone epoxide | Impurities | CS-ED-01394 | 77996-03-3 | Enquire |
| trans-S-Methoprene-Epoxide | Impurities | CS-P-01679 | 65277-96-5 | Enquire |
| Travoprost Epoxide derivative - 2 | Impurities | CS-O-46853 | Not Available | Enquire |
| Travoprost Epoxide derivative - 3 | Impurities | CS-O-46854 | Not Available | Enquire |
| Travoprost Epoxide derivative - 4 | Impurities | CS-O-46855 | Not Available | Enquire |
| Tulathromycin Epoxide Impurity | Impurities | CS-O-54011 | Not Available | Enquire |
Intermediates
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| "21-O-Acetyl Dexamethasone 9,11-Epoxide" | Intermediates | CS-T-47130 | 2884-51-7 | In Stock |
| (1R,2S,4R,6R)-2,4-Bis(tert-butyldimethylsilyloxy)-1-methyl-c... | Intermediates | CS-T-49222 | 121289-20-1 | Enquire |
| 21-Acetyloxy Deschloromometasone Furoate 9,11-Epoxide | Intermediates | CS-T-47335 | 109183-56-4 | Enquire |
| Ambrisentan Epoxide | Intermediates | CS-T-20958 | 76527-25-8 | In Stock |
| Dulcitol Diepoxide | Intermediates | CS-T-54001 | 23261-20-3 | Enquire |
| Ethacrynic Acid Epoxide | Intermediates | CS-T-92288 | 27223-10-5 | Enquire |
| Landiolol Epoxide intermediate | Intermediates | CS-O-50928 | Not Available | Enquire |
| Loratadine Epoxide | Intermediates | CS-T-57297 | 1189694-51-6 | Enquire |
| Vitamin K1 2,3-Epoxide | Intermediates | CS-T-46511 | 25486-55-9 | Enquire |
| α-Humulene epoxide I | Intermediates | CS-E-04812 | 19888-33-6 | Enquire |
Building Blocks
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Abiraterone Acetate 5,6-Epoxide | Building Blocks | CS-TA-00108 | 1868064-50-9 | Enquire |
Pesticide Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| cis-Heptachlor Epoxide | Pesticide Standards | CS-T-55518 | 1024-57-3 | Enquire |
| trans-Heptachlor Epoxide | Pesticide Standards | CS-T-55519 | 28044-83-9 | Enquire |