Progesterone Impurity 64 CAS 66875-13-6
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 66875-13-6 |
| Molecular Formula | C22H32O2 |
| Molecular Weight | 328.49 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Progesterone Impurity 64 (CAS 66875-13-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H32O2. Molecular weight: 328.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H32O2 |
| Molecular Weight | 328.49 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
Related Progesterone Standards
- (20R)-Progesterone EP Impurity I (CAS 66289-21-2)
- Progesterone Impurity N5 (CAS 35525-27-0)
- Progesterone Impurity N1(Mixture of Diastereomers) (CAS 71658-22-5)
- Progesterone EP Impurity I (S-isomer) (CAS 3986-89-8)
- Progesterone EP Impurity I (CAS 24254-01-1)
- Progesterone Impurity 43 (CAS CATO-C4X-150243)
- Progesterone Impurity 45 (CAS CATO-C4X-150245)
- Progesterone Impurity 51 (CAS 103858-15-7)
Recommended Standards
- Progesterone Impurity 63 (CAS CATO-C4X-150263)
- Progesterone Impurity 71 (CAS CATO-C4X-150271)
- Progesterone Impurity 60 (CAS CATO-C4X-150260)
- Palbociclib Impurity 151 (CAS CATO-C4X-1125151)
- Acetylcysteine Impurity 10 HCl (CAS 907565-13-3(Free Acid))
- Netupitant Impurity 40 (CAS CATO-C4X-122340)
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- (Asn5)-Delta-Sleep Inducing Peptide (H-2555.0005) (CAS 80064-67-1)
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