Ethyl 3-cyclohexyl-3-oxo-2-(triphenyl-λ5-phosphanylidene)propanoate CAS 131292-27-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 131292-27-8 |
| Molecular Formula | C29H31O3P |
| Molecular Weight | 458.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 3-cyclohexyl-3-oxo-2-(triphenyl-λ5-phosphanylidene)propanoate (CAS 131292-27-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C29H31O3P. Molecular weight: 458.53 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C29H31O3P |
| Molecular Weight | 458.53 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
Related Ethyl Standards
- 7-(1-Benzyl-3-((2-cyclohexyl-2-hydroxyethyl)amino)-2,5-dioxoimidazolidin-4-yl)heptanoic acid (CAS 118675-50-6)
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Recommended Standards
- n-[5-(azepane-1-sulfonyl)-2-methoxyphenyl]-5-(1h-pyrazol-1-ylmethyl)furan-2-carboxamide (CAS 1169951-41-0)
- 2-Methoxyethyl 2-(2-fluorobenzylidene)-7-methyl-3-oxo-5-(thiophen-2-yl)-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate (CAS 617698-68-7)
- (4Z)-3-tert-Butyl-4-{[5-nitro-2-(pyridin-2-ylsulfanyl)phenyl]methylidene}-1-phenyl-4,5-dihydro-1H-pyrazol-5-one (CAS 1025302-00-4)
- 1-(1-Anthracenylmethyl)-4-(3-methoxyphenyl)-1H-[1,2,3]triazole (CAS 1019335-92-2)
- 5-Amino-1-(pyridin-2-yl)-1H-pyrazole-4-carbonitrile (CAS 72816-14-9)
- 8-Hydroxy-2-(2-(thiophen-3-yl)vinyl)quinoline-7-carboxylic acid (CAS 765304-43-6)
- 3-Fluoro-[1,2,4]triazolo[5,1-c][1,2,4]triazin-4(8H)-one (CAS 1353761-14-4)
- tert-Butyl 3-(aminomethyl)-4-methylpiperidine-1-carboxylate (CAS 1520880-67-4)
- 4-(1-Methyl-1H-indol-3-yl)pyrrolidin-2-one (CAS 88221-20-9)
- Semaglutide impurity 204 (CAS CATO-C4X-2226204)
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