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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Oxirane, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Oxirane 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 Oxirane-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.

Oxirane Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2R,3S)-rel-3-Hexyl-2-oxiranenonanoic acid methyl ester-d3 Stable Isotopes CS-T-97463 Not Available Enquire
(2S,3S)-3-[[[(1S)-1-[[(4-Azidobutyl)amino]carbonyl]-3-methyl... Stable Isotopes CS-T-100979 Not Available Enquire
Bisoprolol Oxirane-d5 Stable Isotopes CS-T-81718 1215808-65-3 In Stock
[[4-[2-(Cyclopropylmethoxy)ethyl]phenoxy]methyl]oxirane-d5 Stable Isotopes CS-T-90783 1185169-90-7 Enquire
2-[(2-Methoxyphenoxy)methyl]oxirane-d3 Stable Isotopes CS-T-79913 1054624-90-6 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-({2-Chloro 1-[(1-naphthyloxy)methyl]ethoxy}methyl) oxirane Impurity CS-O-45955 Not Available Enquire
2-(1-chloro-4-hydroxyisoquinoline-3-carboxamido)oxirane-2-ca... Impurity CS-O-46710 Not Available Enquire
2-[1-(Chloromethyl)-2-chloroethoxymethyl]oxirane Impurity CS-ED-02506 23916-49-6 Enquire
3-(3,4-dimethoxyphenyl)-2-methyloxirane-2-carboxamide Impurity CS-O-44094 Not Available Enquire
Atorvastatin Oxirane Impurity Impurity CS-P-07064 1246818-88-1 In Stock
Bicalutamide Oxirane Impurity Impurity CS-T-13775 90357-51-0 In Stock
BSP oxirane methyl ether impurity Impurity CS-O-57513 57726-04-2 Enquire
methyl 3-(3,4-dimethoxyphenyl)-2-methyloxirane-2-carboxylate Impurity CS-O-44093 13605-37-3 Enquire
α-Phenyloxiranepropanenitrile Impurity CS-T-60471 60788-53-6 Enquire
(2R)-2-[6-(4-Chlorophenoxy)hexyl]-oxiranecarboxylic Acid Sod... Impurity CS-T-72106 828934-41-4 Enquire
(R)-2-(4-Chlorophenyl)oxirane Impurity CS-T-12428 21019-51-2 Enquire
(R)-2-[[(4-Methoxy-1-naphthalenyl)oxy]methyl]oxirane Impurity CS-T-79900 1217724-80-5 Enquire
(R)-Benzyloxymethyl-oxirane Impurity CS-AC-12198 14618-80-5 Enquire
(S)-Methyloxirane Impurity CS-T-81127 16088-62-3 Enquire
[[4-[2-(Cyclopropylmethoxy)ethyl]phenoxy]methyl]oxirane Impurity CS-T-14040 63659-17-6 Enquire
[3,5-Bis(phenylmethoxy)phenyl]oxirane Impurity CS-T-07223 50841-47-9 Enquire
1,1-Dimethyloxirane Impurity CS-T-53689 558-30-5 Enquire
2-(4-Chlorophenyl)-2-(1-cyclopropylethyl)oxirane Impurity CS-O-41123 94361-26-9 Enquire
2-[(2-Cyclopentylphenoxy)methyl]-oxirane Impurity CS-T-14016 28163-40-8 Enquire
2-[[(4-Methoxy-1-naphthalenyl)oxy]methyl]oxirane Impurity CS-T-32593 14133-78-9 Enquire
2-[[(5-Methoxy-1-naphthalenyl)oxy]methyl]oxirane Impurity CS-T-32597 76275-47-3 Enquire
3’-(4-Fluorophenyl)-3,3’-dihydroxy-3-(1-methylethyl)-N,2’-di... Impurity CS-T-74327 887196-28-3 Enquire
Exemestane α-Spirooxirane Impurity CS-O-14933 184972-12-1 Enquire
Exemestane β-Spirooxirane Impurity CS-O-14934 152764-31-3 Enquire
Methyl 3-(4-methoxyphenyl)-2-methyloxirane-2-carboxylate Impurity CS-O-41700 92119-04-5 Enquire
Octyl 3-Octyloxiraneoctanoic Acid Impurity CS-T-37903 106-84-3 Enquire
Spiro[1-azabicyclo[2.2.2]octane-3,2-oxirane] Hydrochloride Impurity CS-T-61400 64148-68-9 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-(3-Chlorophenyl)oxirane Intermediate CS-O-57673 62600-71-9 Enquire
2-(2,7-dichloro-9H-Fluroenyl-4-yl)oxirane Intermediate CS-T-38194 53221-14-0 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(S)-Butyl oxirane-2-carboxylate Fine Chemicals CS-O-53765 118623-63-5 Enquire
(S)-oxirane-2-carboxylic acid Fine Chemicals CS-O-53764 114990-90-8 Enquire
2-((4-((2-ethoxyethoxy)methyl)phenoxy)methyl)oxirane Fine Chemicals CS-O-54316 ---- Enquire
2-(2,4-Dichlorophenyl)oxirane Fine Chemicals CS-O-60143 13692-15-4 Enquire
((Nonyloxy)methyl)oxirane Fine Chemicals CS-ED-02029 10580-65-1 Enquire
(2R, 3R)-Dimethyl oxirane-2-3-dicarboxylate Fine Chemicals CS-O-38230 7403-10-3 Enquire
(2R,3S)- dimethyl oxirane-2,3-dicarboxylate Fine Chemicals CS-O-38793 718617-86-8 Enquire
(2S, 3S)-Dimethyl oxirane-2-3-dicarboxylate Fine Chemicals CS-O-38232 73889-79-9 Enquire
(2S,3S)-Diethyl oxirane-2,3-dicarboxylate Fine Chemicals CS-MM-45301 73890-18-3 Enquire
2-(3-Bromophenyl)oxirane Fine Chemicals CS-MM-60974 28022-44-8 Enquire
2,2-bis(trifluoromethyl)oxirane Fine Chemicals CS-ZJ-28552 31898-68-7 Enquire
2-benzyloxirane Fine Chemicals CS-DV-01478 4436-24-2 Enquire
2-Ethoxyoxirane Fine Chemicals CS-T-77704 53332-61-9 Enquire
Dimethyldioxirane Fine Chemicals CS-ED-01026 74087-85-7 Enquire
Methyl 3-(4-methoxyphenyl)oxirane-2-carboxylate Fine Chemicals CS-MM-04962 105560-93-8 Enquire
Potassiumoxirane-2-carboxylate Fine Chemicals CS-DL-00052 51877-54-4 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(S)-2-(3,4-Difluorophenyl)oxirane Building Blocks CS-O-46596 1006376-63-1 Enquire
2-(Phenoxymethyl)oxirane Building Blocks CS-T-39316 122-60-1 In Stock
Dimethyl oxirane-2,3-dicarboxylate Building Blocks CS-O-44384 63119-87-9 Enquire
2-[3-(trifluoromethyl)phenyl]oxirane Building Blocks CS-DV-01400 1428-54-2 Enquire
Oxirane Building Blocks CS-T-84525 75-21-8 In Stock
rac-2-(Trifluoromethyl)oxirane Building Blocks CS-M-46424 359-41-1 Enquire


Reagents

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Ethylene oxide in dimethyl sulfoxide (DMSO) Reagents CS-O-57585 75-21-8 Enquire