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Etidronic Acid

Etidronic Acid / CAS : 2809-21-4

Appearance White to light beige powder UN 3265
HS 29313990 DG Class 8
Synonyms HEDP; Hedpa; 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid; (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; 1-Hydroxyeth; Etidronsaeure; Hydroxyethanediphosphonic Acid; Acetodiphosphonic Acid; EHDP; Etidronate; 1-Hydroxy-1,1-Diphosphonoethane; Turpinal Sl; Etidronic Acid Monohydrate (Hedp); Oxyethylidenediphosphonic Acid; Ethane-1-Hydroxy-1,1-Bisphosphonic Acid; HEDP(A); Hydroxyethylidene-1,1-Diphosphonicacid(HEDP); 1-Hydroxyethylidenediphosphonic Acid; Hydroxyethylidene Diphosphonic acid(HEDP); 1-Hydroxy-1,1-Ethanediyl Ester; Oxyethylidenediphosphonic Acid(OEDP); hedp Powder; hedp 60
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Properties

Summary

Formula
C2H8O7P2
Molecular Mass
206.02800
Exact Mass
205.97500
PSA
154.91000
Logp
-0.99220
IUPAC
(1-hydroxy-1-phosphonoethyl)phosphonic acid
SMILES
CC(O)(P(=O)(O)O)P(=O)(O)O

Attribute classification

Matter Classification
organic
Category
Cosmetics > Washing Supplies
Auxiliary > Water Treatment Chemicals
API & Intermediate > Fluid, Electrolyte, And Acid-Base Balance

Chemical and Physical Properties

Melting Point
198~199 ℃
Density
1.45 (60% aq.)
Boiling Point
578.8 ºC
Flash Point
303.8 ºC
Appearance
White to light beige powder
Acidity and Basicity
acidness

Export information

HS Code
29313990
Export Rebate
13%
UN No.
3265
DG-Class
8
Risk Code
R37/38-41-22
Safety Label
Xi,Xn

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