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688185

Sigma-Aldrich

(Triphenylphosphoranylidene)ketene

Synonym(s):

(Triphenylphosphoranylidene)ethenone, Bestmann ylide, Ketenylidene(triphenyl)phosphorane

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About This Item

Empirical Formula (Hill Notation):
C20H15OP
CAS Number:
15596-07-3
Molecular Weight:
302.31
MDL number:
MFCD00040613
UNSPSC Code:
12352002
PubChem Substance ID:
329760846
NACRES:
NA.22

form

solid

reaction suitability

reaction type: C-C Bond Formation

mp

167-173 °C

SMILES string

O=C=C=P(c1ccccc1)(c2ccccc2)c3ccccc3

InChI

1S/C20H15OP/c21-16-17-22(18-10-4-1-5-11-18,19-12-6-2-7-13-19)20-14-8-3-9-15-20/h1-15H

InChI key

MNASRBWCHRURHY-UHFFFAOYSA-N

Related Categories

Application

A nucleophilic two-carbon building block that participates in a variety of reactions including cycloaddition, multi-component, and domino reactions.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

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Organic Syntheses, 82, 140-140 (2005)

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