Phosphorodithioic acid, O,O-di-C1-14-alkyl esters, zinc salts

二烷基二硫代磷酸锌

Also known as: Zinc dialkyldithiophosphate, ZDDP, ZDTP, Phosphorodithioic acid, O,O-di-C1-14-alkyl esters, zinc salts, Zinc dialkylphosphorodithioate, Dialkyl(C1-C14)dithiophosphoric acid, zinc salt, Dialkyl-C1-14-dithiophosphoric acid, zinc salt, EINECS 272-028-3, Zinc bis(O,O-diheptyl dithiophosphate), Zinc bis(O,O-diheptyl phosphorodithioate), Rubber accelerator ZDTP

Phosphorodithioic acid, O,O-di-C1-14-alkyl esters, zinc salts (CAS 68649-42-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C28H60O4P2S4Zn and a molecular weight of 716.390 g/mol. It is also known as Zinc dialkyldithiophosphate, ZDDP and ZDTP. Key properties include a melting point of >260ºC, a boiling point of > 316ºC and a flash point of >204ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 31, 2026.

CAS No.
68649-42-3
Jingsj CID
J-1158733-8
Molecular Formula
C28H60O4P2S4Zn
Chinese Name
二烷基二硫代磷酸锌
Molecular Weight
716.390 g/mol
Category
Organic Acids
Last updated
8/31/2026

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Physicochemical Properties

Melting Point>260ºC
Boiling Point> 316ºC
Flash Point>204ºC

Frequently Asked Questions

What is the CAS number of Phosphorodithioic acid, O,O-di-C1-14-alkyl esters, zinc salts?

The CAS number of Phosphorodithioic acid, O,O-di-C1-14-alkyl esters, zinc salts is 68649-42-3.

What are the molecular formula and molecular weight of Phosphorodithioic acid, O,O-di-C1-14-alkyl esters, zinc salts?

Phosphorodithioic acid, O,O-di-C1-14-alkyl esters, zinc salts has molecular formula C28H60O4P2S4Zn and molecular weight 716.390 g/mol.

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

Last updated:

How to cite: Jingsj. "Phosphorodithioic acid, O,O-di-C1-14-alkyl esters, zinc salts (CAS 68649-42-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1158733-8 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.