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Tetramethyl methylenediphosphonate

Also known as: Tetramethyl methanediphosphonate, Tetramethylmethylenebisphosphonate, bis(dimethoxyphosphoryl)methane, tetramethyl methylene diphosphonate, Methylenediphosphonic acid tetramethyl ester, (Dimethoxy-phosphorylmethyl)-phosphonic acid dimethyl ester

Tetramethyl methylenediphosphonate (CAS 16001-93-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H14O6P2 and a molecular weight of 232.10900 g/mol. Key properties include a boiling point of 300.2ºC at 760mmHg, a density of 1.255g/cm3 and a flash point of 149.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16001-93-7
Jingsj CID
J-15902-4
Molecular Formula
C5H14O6P2
Molecular Weight
232.10900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point300.2ºC at 760mmHg
Density1.255g/cm3
Flash Point149.2ºC
Exact Mass232.02700
PSA90.68000
LogP1.91570
Vapor Pressure0.00203mmHg at 25°C
Refractive Index1.455

Customs & Trade Information

HS Code2916190090
Summary2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of Tetramethyl methylenediphosphonate?

The CAS number of Tetramethyl methylenediphosphonate is 16001-93-7.

What are the molecular formula and molecular weight of Tetramethyl methylenediphosphonate?

Tetramethyl methylenediphosphonate has molecular formula C5H14O6P2 and molecular weight 232.10900 g/mol.

What are the upstream and downstream products of Tetramethyl methylenediphosphonate?

For Tetramethyl methylenediphosphonate, Upstream Products: Carbon disulphide, Dimethyl phosphonate, Diazomethane.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Tetramethyl methylenediphosphonate (CAS 16001-93-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15902-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.