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H Acids

CAS NO.： 90-20-0

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Product Detail

Properties

H Acids

English Name: H acids

CAS No.: 90-20-0

Molecular formula: C10H9NO7S2

Molecular weight: 319.31

EINECS No.: 201-975-7

Chemical properties: white to gray crystalline powder. Soluble in alkali solution, slightly soluble in water, alcohol and ether.

Application: it is an important intermediate in the manufacture of azo dyes.

Properties

It is an important intermediate in the manufacture of azo dyes.

CAS No.

90-20-0

Formula

C10H9NO7S2

Molecular Mass

319.31100

Exact Mass

318.98200

PSA

171.75000

Logp

3.36380

IUPAC

4-amino-5-hydroxynaphthalene-2,7-disulfonic acid

Matter Classification

organic

Category

Melting Point

>300 °C(lit.)

Density

1.88 g/cm3

Appearance

White to gray yellow powder

Acidity and Basicity

acidness, reducibility, oxidizability

HS Code

29222100

Risk Code

R36/37/38

Safety Label

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H Acids