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Home > Dyestuffs and Pigments > Intermediates > 7-Amino-4-Hydroxy-2-Naphthalenesulfonic Acid Manufacturers > J Acid

J Acid

CAS NO.： 87-02-5

FOB Price： NEGOTIABLE Get Latest Price

Specification： ≥90.0%

Documentation： Get COA after inquiry

Lead Time： 14-30 days

Max Capacity： -

Packing： 25KG/Woven Bag

Product Detail

Properties

J acid

Alias: Jie acid： Acid medium

Chemical name: 2-amino-5-naphthol-7-sulfonic acid

CASNo. : 87-02-5

Molecular formula: C₁₀H₉NO₄S

Molecular weight: 239.25

Appearance: light gray to light brown powder

Dry product: content ≥ 90.0%

Uses: used in the manufacture of dye intermediates: dibutyric acid, scarlet acid, phenylj acid, direct dyes and reactive dyes. Packing: 25kg / bag, plastic inside and woven outside.

Properties

This product is an important dye intermediate, which is used to manufacture azo dyes, such as direct green lotus R, direct sun resistant grey 2BL, direct acid resistant violet, direct peach red, direct copper dyed navy blue, sun resistant blue B2R, reactive scarlet, brilliant orange, grass green and red brown, and can be used to manufacture scarlet acid and phenylj acid.

CAS No.

87-02-5

Formula

C10H9NO4S

Molecular Mass

239.24800

Exact Mass

239.02500

PSA

109.00000

Logp

3.03630

IUPAC

7-amino-4-hydroxynaphthalene-2-sulfonic acid

Matter Classification

organic

Category

Density

1.627 g/cm3

Appearance

Grey to brown powder

Acidity and Basicity

acidness

HS Code

29222100

Risk Code

R34

Safety Label

C

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Wujiang Meiyan Sanyou Chemical Dyestuff Co., Ltd.

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Company Logo

Wujiang Meiyan Sanyou Chemical Dyestuff Co., Ltd.

16YRS

Business Type：

Manufacturing

Country/Region：

Jiangsu, China

Contacts：

Miao Jianmin

Position Title：

Sales Manager

Tel：

0086-512-63689066

Email：

meiyansanyou@chemmail.net

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