service@chemindustry.com
Sign in    |    Register

etidronic acid

CAS No.: 2809-21-4      Formula: C2H8O7P2

Weight: 206.02800

Synonyms: (1-Hydroxyethane-1,1-diyl)diphosphonic acid; (1-hydroxy-1-phosphonoethyl)phosphonic acid; ethane-1-hydroxy-1,1-diphosphonic acid; 1-Hydroxyethylidene-1,1-diphosphonic acid; 1-hydroxyethane 1,1-diphosphonic acid;


Search products supplier Encyclopedia

Description

The pure product is white crystal. The industrial product is colorless to pale yellow transparent liquid. Soluble in water, soluble in methanol and ethanol. Hydroxyethylidene diphosphonic acid is a chemical raw material commonly used in industrial water treatment, household cleaning products and personal care products.

Basic Information
CAS No.:
2809-21-4
Synonyms:
(1-Hydroxyethane-1,1-diyl)diphosphonic acid; (1-hydroxy-1-phosphonoethyl)phosphonic acid; ethane-1-hydroxy-1,1-diphosphonic acid; 1-Hydroxyethylidene-1,1-diphosphonic acid; 1-hydroxyethane 1,1-diphosphonic acid;
Formula:
C2H8O7P2
Molecular Weight:
206.02800
PSA:
154.91000
LogP:
-0.99220
Properties
Appearance & Character:
Powder, white
Density:
1.45 (60% aq.)
Melting Point:
198~199℃
Boiling Point:
578.8ºC at 760 mmHg
Flash Point:
303.8ºC
Storage Conditions:
Sealed in dry,Room Temperature
Safety Info
Customs Code:
29319090
WGK Germany:
2
Hazard Category Code:
37/38-41-22
Security Instructions:
26-39
Dangerous Goods Sign:
Xi,Xn