Substance
ID:715443
Names and Identifiers
Synonyms
alpha-(Triphenylphosphoranylidene)acetophenone(Benzoylmethylene)triphenylphosphorane(苯甲酰基亚甲基)三苯基膦
IUPAC Traditional name
1-phenyl-2-(triphenyl-λ5-phosphanylidene)ethanone
IUPAC name
1-phenyl-2-(triphenyl-λ5-phosphanylidene)ethan-1-one
Registration numbers
CAS Number
MDL Number
Beilstein Number
EC Number
Properties
Safety Information
TSCA Listed
否
GHS Precautionary statements
P261-P305+P351+P338-P302+P352-P321-P405-P501A
European Hazard Symbols
Irritant (Xi)Storage Warning
Air Sensitive
GHS Hazard statements
H315-H319-H335
Safety Statements
26-37
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
RTECS
AN0540000
Risk Statements
36/37/38
Product Information
Purity
98+%
Physical Property
Melting Point
183-186°C
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
• Stable ylide which reacts with aldehydes to give ɑ?-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.