157929

Methyl (triphenylphosphoranylidene)acetate

98%

• 동의어(들): (Carbomethoxymethylene)triphenylphosphorane, (Methoxycarbonylmethylene)triphenylphosphorane
• Linear Formula: (C₆H₅)₃P=CHCO₂CH₃
• CAS Number: 2605-67-6
• Molecular Weight: 334.35
• Beilstein: 618430
• EC Number: 220-018-4
• MDL number: MFCD00008455
• UNSPSC 코드: 12352108
• PubChem Substance ID: 24849709
• NACRES: NA.22

속성

• Quality Level: 200
• 분석: 98%
• 형태: powder
• 반응 적합성: reaction type: C-C Bond Formation
• mp: 168-172 °C (lit.)
• 작용기: ester; phosphine
• SMILES string: COC(=O)C=P(c1ccccc1)(c2ccccc2)c3ccccc3
• InChI: 1S/C21H19O2P/c1-23-21(22)17-24(18-11-5-2-6-12-18,19-13-7-3-8-14-19)20-15-9-4-10-16-20/h2-17H,1H3
• InChI key: NTNUDYROPUKXNA-UHFFFAOYSA-N

설명

애플리케이션

Wittig reagent for the two-carbon homologation of aldehydes to α,β-unsaturated esters. Also used in an efficient synthesis of pyrazoles via reaction with methyl diazoacetate in the presence of triethylamine.

안전성 정보

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• 개인 보호 장비: Eyeshields, Gloves, type N95 (US)