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2,5-Dioxybenzoic Acid

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2,5-Dioxybenzoic Acid / CAS : 490-79-9

Appearance White to yellow powder UN -
HS 29182900 DG Class -
Synonyms 2,5-Dihydroxybenzoic Acid; Gentisic Acid; DHB; Benzoic Acid, 2,5-Dihydroxy-; Hydroquinonecarboxylic Acid; Gentisate; 5-Hydroxysalicylic Acid; Gensigen; Gensigon; 2,5-Dhba; Gentisinic Acid; Salicylic Acid, 5-Hydroxy-; Kyselina Gentisinova; Gentisinate; Kyselina 2,5-Dihydroxybenzoova; 3,6-Dihydroxybenzoic Acid; 2,5-Dihydroxy Benzoic Acid; Benzoic Acid,2,5-Dihydroxy
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Properties

Summary

Formula
C7H6O4
Molecular Mass
154.12000
Exact Mass
154.02700
PSA
77.76000
Logp
0.79600
IUPAC
2,5-dihydroxybenzoic acid
SMILES
C1=CC(=C(C=C1O)C(=O)O)O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Raw Materials
API & Intermediate > Pharmaceutical Intermediates

Chemical and Physical Properties

Melting Point
204-208 °C(lit.)
Density
1.559 g/cm3
Boiling Point
406.9 ºC
Flash Point
214 ºC
Appearance
White to yellow powder
Acidity and Basicity
acidness

Export information

HS Code
29182900
Export Rebate
13%
Risk Code
R22-36/37/38
Safety Label
Xn,Xi

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