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2-Aminonaphthalene-1-Sulfonic Acid

CAS NO.： 81-16-3

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Specification： ≥98.0%

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Lead Time： 14-30 days

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Packing： 25KG/Woven Bag

Product Detail

Properties

Tobias Acid

English Name: Tobias Acid

CAS No.: 81-16-3

Molecular formula: C10H9NO3S

Molecular weight: 223.25

EINECS No.: 201-331-5

Chemical properties: white acicular crystal. Slightly soluble in cold water, hot water, very slightly soluble in ethanol and ether.

Usage: This product is an intermediate of azo dye, which is used to make J acid and γ Acid, tryptophan AS-SW, reactive red k-1613, organic purplish red, lisol purplish red and lisol scarlet.

Properties

Tobias acid is a kind of azo dye intermediate, which is mainly used to manufacture dye products such as J acid and lisol red R.

CAS No.

81-16-3

Formula

C10H9NO3S

Molecular Mass

223.24800

Exact Mass

223.03000

PSA

88.77000

Logp

3.33070

IUPAC

2-aminonaphthalene-1-sulfonic acid

Matter Classification

organic

Category

Melting Point

180 ºC

Density

1.502 g/cm3

Boiling Point

220 °C

Appearance

White to pink crystals

Acidity and Basicity

alkalinity, acidness

HS Code

29214500

Risk Code

R36/37/38-40

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Inner Mongolia Xinya Chemical Co.,Ltd.

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Manufacturing

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Inner Mongolia, China

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Sales Manager

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Tobias Acid