Tetraethyl (dimethylaminomethylene)diphosphonate, 97%

Catalog No.	Quantity
AAA1458106	5 g
AAA1458114	25 g

Catalog No. AAA1458106 Supplier Thermo Scientific Chemicals Supplier No. A1458106

Description

CAS: 18855-52-2 | C11H27NO6P2 | 331.286 g/mol

Tetraethyl (dimethylaminomethylene)diphosphonate undergoes Horner-Wadsworth-Emmons olefination with an aldehyde gives the ?-phosphonato enamine, readily convertible to the homologous acid.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Tetraethyl (dimethylaminomethylene)diphosphonate undergoes Horner-Wadsworth-Emmons olefination with an aldehyde gives the ɑ-phosphonato enamine, readily convertible to the homologous acid.

Solubility
Not miscible or difficult to mix in water.

Notes
Store in cool, dry conditions in a well sealed container. Incompatible with oxidizing agents.

Specifications

Chemical Identifiers

• CAS: 18855-52-2
• Molecular Formula: C11H27NO6P2
• Molecular Weight (g/mol): 331.286
• MDL Number: MFCD00015128
• InChI Key: SQDDGOVNJMIFFT-UHFFFAOYSA-N
• Synonym: tetraethyl dimethylaminomethylenediphosphonate, tetraethyl dimethylaminomethylene diphosphonate, phosphonic acid, dimethylamino methylene bis-, tetraethyl ester, tetraethyl dimethylamino methylene bisphosphonate, acmc-1bs7f, 1,1-bis diethoxyphosphoryl-n,n-dimethylmethanamine, dimethylamino methylene bis phosphonic acid diethyl ester, diethyl diethoxyphosphoryl dimethylamino methylphosphonate, diethoxy-phosphoryl-dimethylamino-methyl-phosphonic acid diethyl ester
• PubChem CID: 86795
• IUPAC Name: 1,1-bis(diethoxyphosphoryl)-N,N-dimethylmethanamine
• SMILES: CCOP(=O)(C(N(C)C)P(=O)(OCC)OCC)OCC

• Boiling Point: 138°C to 140°C (1 mmHg)
• Refractive Index: 1.451
• Quantity: 5 g
• Beilstein: 1914890
• Solubility Information: Not miscible or difficult to mix in water.
• Formula Weight: 331.29
• Percent Purity: 97%
• Chemical Name or Material: Tetraethyl (dimethylaminomethylene)diphosphonate

Safety and Handling

Hazard Category	H315-H319-H335
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
EINECSNumber	242-627-4
TSCA	No
Recommended Storage	Keep cold

SDS

RUO – Research Use Only