688185
(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:
Molecular Weight:
302.31
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352002
MDL number:
Form:
solid
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
SMILES string
O=C=C=P(c1ccccc1)(c2ccccc2)c3ccccc3
InChI key
MNASRBWCHRURHY-UHFFFAOYSA-N
form
solid
reaction suitability
reaction type: C-C Bond Formation
mp
167-173 °C
functional group
phosphine
Quality Level
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
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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Organic Syntheses, 82, 140-140 (2005)
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