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Methyl (triphenylphosphoranylidene)acetate

ALDRICH/157929 - 98%

Synonym: (Carbomethoxymethylene)triphenylphosphorane; (Methoxycarbonylmethylene)triphenylphosphorane

CAS Number: 2605-67-6
Empirical Formula (Hill Notation): C21H19O2P
Molecular Weight: 334.35
EC Number: 220-018-4
MDL Number: MFCD00008455
Linear Formula: (C6H5)3P=CHCO2CH3
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-157929-5G 5 g
 $61.70
1/EA		 Add To Favorites
45-157929-25G 25 g
 $121.00
1/EA		 Add To Favorites
45-157929-100G 100 g
 $240.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: 157929-100G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: 157929-5G

 

assay 98%
form powder
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
mp 168-172 °C (lit.)
Quality Level 200 
reaction suitability reaction type: C-C Bond Formation
SMILES string COC(=O)C=P(c1ccccc1)(c2ccccc2)c3ccccc3
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.
Packaging: 5, 25, 100 g in poly bottle
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity 98%
mp 168-172 °C (lit.)
UNSPSC 12352108

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