Progesterone Impurity 17 CAS 20248-18-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20248-18-4 |
| Molecular Formula | C22H30O3 |
| Molecular Weight | 342.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Progesterone Impurity 17 (CAS 20248-18-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H30O3. Molecular weight: 342.47 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H30O3 |
| Molecular Weight | 342.47 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
Related Progesterone Standards
- Progesterone Impurity 50 (CAS 64662-12-0)
- Progesterone Impurity 80 (CAS CATO-C4X-150280)
- Progesterone Impurity N38 (CAS 70081-51-5)
- Progesterone Impurity N3 (CAS 5327-60-6)
- Progesterone Impurity 46 (CAS CATO-C4X-150246)
- Progesterone Impurity 52 (CAS 14508-05-5)
- Progesterone Impurity 65 (CAS CATO-C4X-150265)
- Progesterone Impurity 69 (CAS CATO-C4X-150269)
Recommended Standards
- Hexanedioic acid, polymer with 1,2-ethanediol and 2,2'-oxybis[ethanol] (CAS 25214-18-0)
- Siccanin (CAS 22733-60-4)
- Ethynodiol-17-Acetate (CAS 2061-46-3)
- 5-chloro-N-[2-[2,3-dimethyl-4-[2-(1,1,2,2,2-pentadeuterioethoxy)ethyl]phenoxy]ethyl]-6-ethylpyrimidin-4-amine (CAS 1794979-20-6)
- 2-(2-Pyridin-4-yl-1H-indol-3-yl)ethylamine hydrochloride (CAS 374064-06-9)
- 2,3,3a,4,4a,5,6,7,8,9a-decahydro-1H-pyrrolo[3,4-b]indolizine (CAS 132441-62-4)
- (3,4-Dichlorophenyl)(6-methylpyridin-2-yl)methanone (CAS 1187170-00-8)
- 4-((2-(Pyridin-3-yl)piperidin-1-yl)sulfonyl)aniline (CAS 878433-00-2)
- 1-(2-Chloropyridine-3-carbonyl)-2,3-dihydro-1h-indole (CAS 557781-56-3)
- Semaglutide Impurity 15 (CAS CATO-C4X-222615)
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