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二甲基二硫 Methyl disulfide (DMDS)

CAS No.:624-92-0

molecular formula:C2H6S2

molecular weight:94.199

Application:

It is used as a pre vulcanizing agent in the petrochemical industry, as an intermediate for the synthesis of organic phosphorus insecticide fenthion, p-methylthio-m-phenol, and p-methylthiophenol, as an intermediate for thiopropyl phosphorus, as well as as a purifying agent for solvents and catalysts.

用作石化行业的预硫化剂、用于合成有机磷杀虫剂倍硫磷,螨胺磷的中间体对甲硫基间苯酚,硫丙磷的中间体对甲硫基苯酚,也可用作溶剂和催化剂的纯化剂。

Property

Units

Specifications

Mathod

Results

Appearance


Colourless liquid

Visual

pass

Sodium thiomethoxide

WT%

20 min.


21.48%

Sodium sulfide

WT%

0.05 max.


0.03%

Free NaOH

%

1 max.


0

Package: 200L/drum, IBC, Isotank