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Methyl (triphenylphosphoranylidene)acetate

Name: Methyl (triphenylphosphoranylidene)acetate
Brand: ALDRICH

98%

Synonym(s):

(Carbomethoxymethylene)triphenylphosphorane, (Methoxycarbonylmethylene)triphenylphosphorane

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About This Item

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 Code:

12352108

PubChem Substance ID:

24849709

NACRES:

NA.22

Quality Level

200

Assay

98%

form

powder

reaction suitability

reaction type: C-C Bond Formation

mp

168-172 °C (lit.)

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

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Related Categories

C-C Bond Forming Reagents

Application

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.

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Tetrahedron, 63, 1074-1074 (2007)

Tetrahedron Letters, 48, 883-883 (2007)

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