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859-65-4 - (Benzoylmethylene)triphenylphosphorane, 98+% - alpha-(Triphenylphosphoranylidene)acetophenone - A12184 - Alfa Aesar

A12184 (Benzoylmethylene)triphenylphosphorane, 98+%

CAS 번호
859-65-4
동의어
alpha-(Triphenylphosphoranylidene)acetophenone

사이즈 가격 ($) 수량 재고 여부
5g 31.50
25g 121.00
100g 388.00
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(Benzoylmethylene)triphenylphosphorane, 98+%

MDL
MFCD00014088
EINECS
212-727-2

화학적 특성

화학식
C26H21OP
화학 식량
380.43
융점
183-186°
감도
Air Sensitive
용해도
Soluble in Methanol (almost transparency).

용도

It is used in organic synthesis, wittig reagent.

참고

Air sensitive. Store in refrigerator. Store away from oxidizing agent, air.

참조 문헌

Meenakshisundaram Kalyanasundari; Krishnaswamy Panchanatheswaran; Ward T. Robinson; Huo Wen. Reactions of benzoylmethylenetriphenylphosphorane with mercury(II) halides: spectral and structural characterization of [(C6H5)3PCHCOC6H5 · HgCl2]2 · 2CH3OH and [(C6H5)3PCHCOC6H5 · HgI2]2. Journal of Organometallic Chemistry. 1995, 491 (1-2), 103-109.

M. Mohan Raj; A. Dharmaraja; K. Panchanatheswaran; K.A. Venkatesan; T.G. Srinivasan; P.R. Vasudeva Rao. Extraction of fission palladium(II) from nitric acid by benzoylmethylenetriphenylphosphorane (BMTPP). Analytica Chimica Acta. 2006, 84 (1-2), 118-124.

Stable ylide which reacts with aldehydes to give ɑß-unsaturated ketones. See Appendix 1. For preparation of unsubstituted vinyl ketones from this and related ylides with paraformaldehyde, see: Synthesis, 31 (1970).

Can be converted by C-acylation to a diacylphosphorane, which can be oxidized to a 1,2,3-triketone. For reaction scheme, see N,O-Bis(trimethyl­silyl)­acetamide, L00183.

GHS 해저드 및 주의 설명서

해저드 설명서 (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

주의 설명서: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

기타 참조

바일슈타인
620285
통합 관세 코드
2931.39
TSCA(독성물질규제법)"
No
RTECS(화학물질 독성 등록)
AN0540000

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