5-(Diphenylphosphinyl)pentanoic Acid CAS 71140-70-0
Purity >95%In StockPharmaceutical Standards
| CAS No. | 71140-70-0 |
| Molecular Formula | C17H19O3P |
| Molecular Weight | 302.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(Diphenylphosphinyl)pentanoic Acid (CAS 71140-70-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H19O3P. Molecular weight: 302.30 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H19O3P |
| Molecular Weight | 302.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
Related Diphenylphosphinyl Standards
- N-(Diphenylphosphinyl)-N-methylglycine (CAS 62316-79-4)
- N-[(diphenylphosphinyl)methyl]-n-methylaniline (CAS 76527-75-8)
- 2-(Diphenylphosphinyl)-N,N-dimethylethanamine (CAS 24422-55-7)
- O-(Diphenylphosphinyl)hydroxylamine (CAS 72804-96-7)
- N-[(Diphenylphosphinyl)(4-fluorophenyl)methyl]benzenesulfonamide (CAS 305854-79-9)
- (R)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-ol (CAS 132548-91-5)
- (S)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-ol (CAS 137769-33-6)
- (1R)-2′-(Diphenylphosphinyl)-N,N-dimethyl[1,1′-binaphthalen]-2-amine (CAS 216368-92-2)
Recommended Standards
- 3700-89-8 Butanedioic acid, ((dimethoxyphosphinothioyl)thio)-, dimethyl ester (9CI) Phosphorodithioic acid, S-(1,2-dimethoxycarbonyl)ethyl O,O-dimethyl ester 4-03-00-01135 (Beilstein Handbook Reference) BRN 1802414 Carbomethoxy malathion S-(1,2-Dimethoxycarbonyl)ethyl O,O-dimethyl phosphorodithioate O,O-Dimethyl S-(1,2-dicarbomethoxy)ethyl phosphorodithioate O,O-Dimethyl malathion Phosphorodithioic acid, O,O-dimethyl ester,S-ester with 1,2-bis(methoxycarbonyl)ethanethiol Succinic acid, mercapto-, dimethyl ester, O,O-dimethyl phosphorodithioate Take 20 (CAS 3700-89-8)
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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