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7-Aminonaphthalene-1,3,6-Trisulfonic Acid

CAS NO.： 118-03-6

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Specification： 99%

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Lead Time： 14-30 days

Max Capacity： -

Packing： 25KG/Fibre Drum

Product Detail

Properties

K acid

English Name: K acid

CAS No.: 118-03-6

Molecular formula:C10H9NO9S3

Molecular weight: 383.37

EINECS No.: 204-229-9

Density: 1.7995 (rough estimate)

Usage: used for making azo dyes and 2R acid

Properties

Used for making azo dyes and 2R acids

CAS No.

118-03-6

Formula

C10H9NO9S3

Molecular Mass

383.37500

Exact Mass

382.94400

PSA

214.27000

Logp

3.98570

IUPAC

7-aminonaphthalene-1,3,6-trisulfonic acid

Matter Classification

organic

Category

Melting Point

140-143 °C(lit.)

Density

1.974g/cm3

Flash Point

>230 °F

Appearance

This product is a relatively new dye intermediate. It looks like a light yellow paste or light gray powder. It is easy to dissolve in water or alkali. It has blue fluorescence. It is easy to oxidize when exposed to air for a long time.

HS Code

29214990

UN No.

0.0

DG-Class

0.0

Risk Code

R36/37/38; R22

Safety Label

Xn; Xi

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Tianjin Yadong Chemical Co.,Ltd.

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CRO

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Tianjin, China

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K acid