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Dimethylphosphorodithioate

Also known as: O,O-Dimethyl hydrogen phosphorodithioate, O,O-Dimethyl dithiophosphate, O,O-Dimethyldithiophosphoric acid, Phosphorodithioic acid O,O-dimethyl ester, dimethoxy-sulfanyl-sulfanylidene-λ5-phosphane, Dithiophosphoric acid O,O-dimethyl ester, Methylphosphorodithioate

Dimethylphosphorodithioate (CAS 756-80-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H7O2PS2 and a molecular weight of 158.18000 g/mol. Key properties include a boiling point of 65ºC, a density of 1.29 and a flash point of 71.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
756-80-9
Jingsj CID
J-1516721-2
Molecular Formula
C2H7O2PS2
Molecular Weight
158.18000 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point65ºC
Density1.29
Flash Point71.2ºC
Exact Mass157.96300
PSA99.16000
LogP2.08410
Refractive Index1.535

Frequently Asked Questions

What is the CAS number of Dimethylphosphorodithioate?

The CAS number of Dimethylphosphorodithioate is 756-80-9.

What are the molecular formula and molecular weight of Dimethylphosphorodithioate?

Dimethylphosphorodithioate has molecular formula C2H7O2PS2 and molecular weight 158.18000 g/mol.

What are the upstream and downstream products of Dimethylphosphorodithioate?

For Dimethylphosphorodithioate, Upstream Products: Ammonium O,O-dimethyl dithiophosphate, Methanol, iodomethane; Downstream Products: O,O-diisopropyl hydrogen dithiophosphate, Methidathion, 2,4-Bis(methylthio)-1,3,2,4-dithiadiphosphetane 2,4-disulfide.

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

Last updated:

How to cite: Jingsj. "Dimethylphosphorodithioate (CAS 756-80-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516721-2 (accessed 2026-11-09).

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