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Triethyl 3-methyl-4-phosphono-2-butenoate, mixture of cis and trans

ALDRICH/338958 - technical grade, 80%

Synonym: Diethyl 3-ethoxycarbonyl-2-methyl-2-propenyl phosphonate; Triethyl 3-methyl-4-phosphonocrotonate; Triethyl 4-phosphonosenecioate, mixture of cis and trans

CAS Number: 41891-54-7
Empirical Formula (Hill Notation): C11H21O5P
Molecular Weight: 264.26
MDL Number: MFCD00075151
Linear Formula: (C2H5O)2P(O)CH2C(CH3)=CHCO2C2H5
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-338958-5G 5 g
 $315.00
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assay 80%
density 1.089 g/mL at 25 °C (lit.)
form liquid
grade technical grade
InChI 1S/C11H21O5P/c1-5-14-11(12)8-10(4)9-17(13,15-6-2)16-7-3/h8H,5-7,9H2,1-4H3/b10-8+
InChI key OQKGPUSERILONW-CSKARUKUSA-N
Quality Level 100 
reaction suitability reaction type: C-C Bond Formation
refractive index n20/D 1.46 (lit.)
SMILES string CCOC(=O)C=C(/C)CP(=O)(OCC)OCC
Application: Reactant for preparation of:
• Bicyclodecenes and oxabicyclodecenes via intramolecular [4 + 3]-cycloaddition, using alkylation, olefination and coupling
• Methyloctatrienoic acid retinoid X receptor modulators from insulin sensitizers for the treatment of type II diabetes
Packaging: 5 g in glass bottle
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) 235.4 °F - closed cup
Flash Point(C) 113 °C - closed cup
Purity 80%
Density 1.089 g/mL at 25 °C (lit.)
Refractive Index n20/D 1.46 (lit.)
UNSPSC 12352108

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