23-Nor-6-oxodemethylpristimerol CAS 118172-80-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 118172-80-8 |
| Molecular Formula | C28H36O5 |
| Molecular Weight | 452.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
23-Nor-6-oxodemethylpristimerol (CAS 118172-80-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C28H36O5. Molecular weight: 452.58 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C28H36O5 |
| Molecular Weight | 452.58 g/mol |
| Appearance | Pale yellow to 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Recommended Standards
- (3R,4S,5R)-2-(acetyloxy)-4-(benzyloxy)-5-[(benzyloxy)methyl]-5-ethenyloxolan-3-yl acetate (CAS 1146197-36-5)
- (E)-N'-(9-((2R,3R,4R,5R)-3-((tert-Butyldimethylsilyl)oxy)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-6-oxo-6,9-dihydro-1H-purin-2-yl)-N,N-dimethylformimidamide (CAS 126922-63-2)
- H-Met-Arg-Phe-OH (CAS 67368-25-6)
- 2,6-Dichloro-3-(difluoromethyl)-5-iodopyridine (CAS 1806821-27-1)
- Fmoc-N-Me-Gln(Trt)-OH (CAS 1632075-13-8)
- 2-Ethoxy-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbonitrile (CAS 594854-08-7)
- Avanafil Impurity 35 (CAS CATO-C4X-111835)
- 3-(3,4-Dihydroxy-2-nitrophenyl)-1-phenyl-2-propen-1-one (CAS 150404-10-7)
- (4,6-dimethyl-1,3-phenylene)dimethanol (CAS 7371-81-5)
- D-Phe22-Tirzepatide (CAS CATO-CPTD788912)
Why CATO?
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