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Chloromethylphosphonic acid

CAS No.
2565-58-4
Chemical Name:
Chloromethylphosphonic acid
Synonyms
NSC 30691;chloromethylphosphite;Phosphonomethyl chloride;Chloromethylphosphonic acid;Chloromethanephosphonic acid;(chloromethyl)-phosphonicaci;p-(Chloromethyl)phosphonic Acid;Phosphonic acid,P-(chloromethyl)-;Chloromethyl phosphonic acid, 98 %
CBNumber:
CB0732420
Molecular Formula:
CH4ClO3P
Molecular Weight:
130.47
MDL Number:
MFCD00013955
MOL File:
2565-58-4.mol
MSDS File:
SDS
Last updated:2026-09-12 18:48:28

Chloromethylphosphonic acid Properties

Melting point 127-129℃
Boiling point 333.8±44.0 °C(Predicted)
Density 1.726±0.06 g/cm3 (20 ºC 760 Torr)
pka pK1: 1.40;pK2: 6.30 (25°C)
InChI InChI=1S/CH4ClO3P/c2-1-6(3,4)5/h1H2,(H2,3,4,5)
InChIKey MOFCYHDQWIZKMY-UHFFFAOYSA-N
SMILES P(CCl)(=O)(O)O
CAS DataBase Reference 2565-58-4
EPA Substance Registry System Phosphonic acid, (chloromethyl)- (2565-58-4)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)Exclamation Mark (GHS07)
GHS05,GHS07
Signal word  Danger
Hazard statements  H314-H302+H312
Precautionary statements  P260-P264-P280-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P321-P305+P351+P338-P405-P501
TSCA  TSCA listed
HS Code  29319090

Chloromethylphosphonic acid price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
aablocks AA0037NU P-(Chloromethyl)phosphonic acid ≥98% 2565-58-4 250mg $27 2026-05-28 Buy
aablocks AA0037NU P-(Chloromethyl)phosphonic acid ≥98% 2565-58-4 5g $286 2026-05-28 Buy
aablocks AA0037NU P-(Chloromethyl)phosphonic acid 95% 2565-58-4 25g $840 2026-05-28 Buy
Chemenu CM459561 P-(Chloromethyl)phosphonic acid 95%+ 2565-58-4 1g $119 2026-05-26 Buy
Chemenu CM459561 P-(Chloromethyl)phosphonic acid 95%+ 2565-58-4 5g $426 2026-05-26 Buy
Product number Packaging Price Buy
AA0037NU 250mg $27 Buy
AA0037NU 5g $286 Buy
AA0037NU 25g $840 Buy
CM459561 1g $119 Buy
CM459561 5g $426 Buy

Chloromethylphosphonic acid Chemical Properties, Uses, Production

Chemical Properties

White crystal

Uses

p-(Chloromethyl)phosphonic Acid is a useful reactant in organic synthesis.

Chloromethylphosphonic acid Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 63)
Supplier Tel Email Country ProdList Advantage
Shanghai Thoreco Novel Material Co. Ltd 021-34202258 19391107643 Sales@thoreco.com China 183 58
Nanjing Habo Medical Technology Co., Ltd. 13376080562 13376090521 sales@habotech.com China 726 60
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
ShangHai D&B Biological Science and Technology Co.Ltd 400-008-9730,021-54359730 400-008-9730 info@chemxyz.com China 3642 60
Shanghai Macklin Biochemical Co.,Ltd. 15221275939 15221275939 shenlinxing@macklin.cn China 15775 55
skychemical Co.Ltd 021-20960837,QQ1332204249 sales@skychemical.com China 3338 55
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
Lynnchem 86-(0)29-85992781 17792393971 info@lynnchem.com China 4578 58
Novachemistry 44-20819178-90 02081917890 info@novachemistry.com United Kingdom 4372 58
Jiaxing Deyi Chemical Co., Ltd. 86-0573-85866609 18367600069 945717149@qq.com China 9505 58
chloromethylphosphite Chloromethyl phosphonic acid, 98 % Chloromethanephosphonic acid NSC 30691 Phosphonomethyl chloride Phosphonic acid,P-(chloromethyl)- (chloromethyl)-phosphonicaci p-(Chloromethyl)phosphonic Acid Chloromethylphosphonic acid 2565-58-4 CH4ClO3P CH4O3ClP Pharmaceutical Intermediates