Obeticholic Acid Impurity 42 CAS CATO-C4X-115342
| CAS No. | CATO-C4X-115342 |
| Molecular Formula | C28H46O5 |
| Molecular Weight | 462.66 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Obeticholic Acid Impurity 42 (C28H46O5) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 462.66 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Obeticholic Acid Impurity 42 (CAS CATO-C4X-115342) is a certified pharmaceutical impurity reference standard with the molecular formula C28H46O5 and a molecular weight of 462.66 g/mol.
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
CATO manufactures Obeticholic Acid Impurity 42 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C28H46O5 |
| Molecular Weight | 462.66 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
Related Obeticholic Standards
- Obeticholic Acid Impurity 52 (CAS 60354-42-9)
- Obeticholic Acid Impurity 46 (CAS 2241648-47-3)
- Obeticholic Acid Impurity 17 (CAS 459789-98-1)
- Obeticholic Acid Impurity 13 (CAS CATO-C4X-115323)
- Obeticholic Acid Impurity 41 (CAS CATO-C4X-115341)
- Obeticholic Acid Impurity 50 (CAS CATO-C4X-115350)
- Obeticholic Acid Impurity 43 (CAS CATO-C4X-115343)
- Obeticholic Acid Impurity 19 (CAS 863239-60-5)
Recommended Standards
- Cyclohexyl 2-(4-methoxyphenyl)ethyl ketone (CAS 885122-89-4)
- Menaquinone impurity 22 (CAS CATO-C4X-207622)
- Cyclohexyl 2-(3-methoxyphenyl)ethyl ketone (CAS 175234-19-2)
- Menaquinone impurity 38 (CAS CATO-C4X-207638)
- Vonoprazan Fumarate Impurity 45 (CAS 928325-82-0)
- Ixazomib Impurity 65 (CAS 50-74-8)
- Lemborexant Impurity 27 (CAS CATO-C4X-304227)
- (S)-Benzyl (4-(2-amino-3-methylbutanamido)cyclohexyl)carbamate (CAS 1353993-65-3)
- (7-Amino-3,4-dihydroquinolin-1(2H)-yl)(pyridin-3-yl)methanone (CAS 927996-52-9)
- rel-Ethyl (3aR,6aS)-1-benzylhexahydrocyclopenta[b]pyrrole-3a(1H)-carboxylate (CAS 2206112-25-4)
- 1,2,4-Trimethylnaphthalene (CAS 2717-42-2)
- Tert-butyl (R)-8-hydroxy-5-azaspiro[3.5]Nonane-5-carboxylate (CAS 2381925-50-2)
- Ethyl 4-formyl-1-phenyl-1h-pyrazole-3-carboxylate (CAS 1156510-01-8)
- Tirzepatide Impurity 21 X TFA Salt (CAS CATO-C4X-324021)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com