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Carbethoxyethylidene triphenylphosphorane

Carbethoxyethylidene triphenylphosphorane

CAS Number: 5717-37-3

Molecular Formula: C23H23O2P

About Carbethoxyethylidene triphenylphosphorane

Ethyl 2-(triphenylphosphoranylidene)propionate (CAS 5717-37-3) is a vital Wittig reagent utilized extensively in the United States for the stereoselective synthesis of alpha,beta-unsaturated esters, serving as a critical high purity fine chemical for domestic CDMOs focused on complex olefin construction. (1-Ethoxycarbo...

Carbethoxyethylidene triphenylphosphorane Specifications

CAS Number
5717-37-3
Molecular Formula
C23H23O2P
Molecular Weight
362.40 g/mol
IUPAC Name
Ethyl 2-(triphenylphosphoranylidene)propionate
Canonical SMILES
CCOC(=O)C(C)=P(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1
InChI Key
KZENFXVDPUMQOE-UHFFFAOYSA-N
Molecular Weight
362.40 g/mol
Physical appearance
White to orange to green powder to crystal

Chemical Reagent

A chemical reagent used in pharmaceutical synthesis, particularly for the formation of carbon-carbon bonds and olefination reactions

Wittig Reagent

A functional phosphorus ylide employed as a Horner-Wadsworth-Emmons (HWE) reagent to transform carbonyl compounds into alkenes

Synthetic Building Block

A versatile intermediate utilized in the research and development of complex organic molecules, including pharmaceuticals and agrochemicals.

Carbethoxyethylidene triphenylphosphorane FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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