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Trimethyl thiophosphate

CAS No.
152-18-1
Chemical Name:
Trimethyl thiophosphate
Synonyms
O,O,O-TRIMETHYL PHOSPHOROTHIOATE;CPMS;(CH3O)3PS;hc7900;sd4741;HC 7900;7900-HC;SD 4741;SP-4741;Trimethylthiofosfat
CBNumber:
CB4288228
Molecular Formula:
C3H9O3PS
Molecular Weight:
156.14
MDL Number:
MFCD00014888
MOL File:
152-18-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:52:44

Trimethyl thiophosphate Properties

Melting point >116 °C (decomp)
Boiling point 82 °C(Press: 20 Torr)
Density 1.2190
storage temp. 2-8°C, stored under nitrogen
solubility Chloroform (Sparingly), Methanol (Slightly)
form Liquid
color Off-white
EWG's Food Scores 1

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)
GHS06
Hazard statements  H302-H315-H319-H330-H335
Precautionary statements  P304+P340-P305+P351+P338-P320-P330-P405-P501a
RIDADR  UN3278
HazardClass  6.1
PackingGroup  III
Toxicity mouse,LD50,intraperitoneal,900mg/kg (900mg/kg),Actualites Pharmacologiques. Vol. 16, Pg. 7, 1963.
NFPA 704
1
4 0

Trimethyl thiophosphate price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC TRC-T797605-500MG Trimethyl Thiophosphate 152-18-1 500mg $96 2026-06-03 Buy
TRC TRC-T797605-2.5G Trimethyl Thiophosphate 152-18-1 2.5g $144 2026-06-03 Buy
TRC TRC-T797605-1G Trimethyl Thiophosphate 152-18-1 1g $111 2026-06-03 Buy
Biosynth AAA15218 Trimethyl thiophosphate 152-18-1 10g $500 2026-06-04 Buy
Synthonix T7091 O,O,O-Trimethyl phosphorothioate >90% 152-18-1 1g $34 2026-05-06 Buy
Product number Packaging Price Buy
TRC-T797605-500MG 500mg $96 Buy
TRC-T797605-2.5G 2.5g $144 Buy
TRC-T797605-1G 1g $111 Buy
AAA15218 10g $500 Buy
T7091 1g $34 Buy

Trimethyl thiophosphate Chemical Properties, Uses, Production

Uses

Trimethyl Thiophosphate is one of the impurities of Diphos [3383-96-8]; Also, it is a reactant used in the synthesis of O,O-Dimethyl 5-[2,2,2-trichloro-1-(b,b,b-trichloro-a-hydroxyethylthio)ethyl]thiophosphate, which is used as an acaricides and fungicides.

122-14-5
152-18-1
53827-87-5
Synthesis of Trimethyl thiophosphate from Fenitrothion

Trimethyl thiophosphate Suppliers

Global Suppliers ( 67)
Supplier Tel Email Country ProdList Advantage
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Syntechem Co.,Ltd info@syntechem.com China 12973 57
Shanghai Jian Chao Chemical Technology Co., Ltd. 150-2103-5486 18017383231 983544897@qq.com China 9335 55
Beijing FYF Chemicals Co., Ltd 010-57903446 15869909019 168931144@qq.com China 2876 58
Aikon International Limited 025-58859352 15955137747 sales01@aikonchem.com China 16021 58
Shanghai Haohong Pharmaceutical Co., Ltd. 400-8210725 400821072 malulu@leyan.com China 24933 58
Shanghai Jizhi Biochemical Technology Co. Ltd. 021-4009004166/18616739031 18616739031 3007523370@qq.com China 40000 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
Career Henan Chemica Co +86-0371-86658258 +86-13203830695 laboratory@coreychem.com China 30203 58

View Latest Price from Trimethyl thiophosphate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
TRIMETHYL THIOPHOSPHATE pictures 2025-12-24 TRIMETHYL THIOPHOSPHATE
152-18-1
1KG 99.0% 1000KG Shaanxi Dideu Medichem Co. Ltd
O,O,O-TRIMETHYTHIOPHOSPHATE TRIMETHYLPHOSPHOROTHIONATE (CH3O)3PS 7900-HC HC 7900 hc7900 Methyl Phosphorothioate ((MeO)3PS) O,O',O -Trimethyl thiophosphate O,O,O-Trimethyl thiophosphate O,O,O-Trimethylester kyseliny thiofosforecne o,o,o-trimethylesterkyselinythiofosforecne O,O,O-Trimethylthiofosfat o,o,o-trimethylthiophosphate Phosphorothioic acid, O,O,O-trimethyl ester phosphorothioicacid,o,o,o-trimethylester SD 4741 sd4741 Trimethoxyphosphine Sulfide Trimethyl thionophosphate Trimethylthiofosfat CPMS Phosphorothioic acid O,O,O-trimethyl SP-4741 trimethoxy(sulfanylidene)-$l^{5}-phosphane trimethoxy(thioxo)phosphorane trimethoxy(sulfanylidene)- rimethoxy(sulfanylidene)-λsup5sup-phosphane O,O,O-TRIMETHYL PHOSPHOROTHIOATE Trimethyl thiophosphate 152-18-1 C3H9O3PS