Tamoxifen EP Impurity F CAS 31750-48-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 31750-48-8 |
| Molecular Formula | C25H27NO |
| Molecular Weight | 357.49 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Tamoxifen EP Impurity F (CAS 31750-48-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C25H27NO. Molecular weight: 357.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C25H27NO |
| Molecular Weight | 357.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 1 |
Related Tamoxifen Standards
- Tamoxifen Citrate - Impurity D (CAS 197251-11-9)
- Tamoxifen EP Impurity D (Mixture of Z and E Isomers) (CAS 31750-45-5)
- Tamoxifen Impurity 23 (CAS CATO-C4X-123323)
- Tamoxifen 2-Isomer (CAS 7728-73-6)
- Tamoxifen EP Impurity A (CAS 13002-65-8)
- Tamoxifen Impurity 29 (CAS CATO-C4X-123329)
- Tamoxifen EP Impurity E (Mixture of Z and E Isomers) (CAS CATO-C4X-12336)
- Tamoxifen (CAS 10540-29-1)
Recommended Standards
- 80471-63-2 6375T36951 Epostane Epostane [USAN:INN:BAN] Androst-2-ene-2-carbonitrile, 4,5-epoxy-3,17-dihydroxy-4,17-dimethyl-, (4alpha,5alpha,17beta)- 4,5-epoxy-3,17-dihydroxy-4,17-dimethylandrost-2-ene-2-carbonitrile (4alpha,5alpha,17beta) Win 32729 Epostano [Spanish] Epostanum [Latin] Epostano Epostanum UNII-6375T36951 Win 32,729 (CAS 80471-63-2)
- N-(4-((6-(1H-Imidazol-1-yl)hexyl)oxy)phenethyl)butyramide (CAS 88138-48-1)
- Dobutamine Impurity 59 (CAS CATO-C4X-129859)
- Dequalinium impurity 29 (CAS CATO-C4X-193629)
- Parecoxib Impurity 78 (CAS CATO-C4X-159178)
- 5-tert-Butyl-2-(3-fluoro-phenyl)-2H-pyrazol-3-ylamine hydrochloride (CAS 1187931-80-1)
- (3-Bromo-2-fluorophenyl)(cyclopropyl)methanone (CAS 1428881-43-9)
- N2-(tert-Butyl)-6-((difluoromethyl)thio)-N2-ethyl-1,3,5-triazine-2,4-diamine (CAS 103427-58-3)
- 1-(3-Amino-5-(4-fluorophenyl)thiophen-2-yl)ethan-1-one (CAS 306935-10-4)
- Tirzepatide Impurity 33 (CAS CATO-C4X-324033)
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 13829788188 / jacky.chen@cato-chem.com