Office: 86-0531-88779666

Factory: 86-18560079132

Organic Intermediate/Raw materials

Trimethyl phosphite CAS 121-45-9

Send Enquiry


Product Details

Chemical Name: Trimethyl phosphite

Synonyms: Phosphorous acid trimethyl ester

Molecular Structure:


Product Typical Properties

Items Specification
Cas No 121-45-9
Molecular Formula C3H9O3P
Molecular Weight 124.08
Appearance Colorless liquid
Purity 99%min
Flash point ℃ 38
Melting point ℃ -78



Trimethyl phosphite is an important organic phosphorus intermediate that can be used to synthesize organic phosphorus insecticides such as dichlorvos, monocrotophos, phosphamide, chlorpyrifos, chlorpyrifos, and chlorpyrifos. It is also used in other organic synthesis, chemical fiber flame retardant, ion film, pharmaceutical industry, and other fields.


Product Usage

Organic phosphorus pesticide intermediates are used in the production of insecticide pesticides such as dichlorvos, phosphamide, monocrotophos, and chlorpyrifos. They are also used as flame retardants for plastics and wood, as well as synthetic polymerization catalysts and coating additives.


Product Packaging



Product Storage

Please store in a dry, cool and dark place



There are no reviews yet.

Be the first to review “Trimethyl phosphite CAS 121-45-9”

您的电子邮箱地址不会被公开。 必填项已用 * 标注