Naphthalene-2-sulfonic acid CAS 120-18-3

CAS:120-18-3
Molecular Formula:C10H8O3S
Molecular Weight:208.23
EINECS:204-375-3
Synonyms:BETA-NAPHTHALENE-SULPHONICACID; 2-NAPHTHALENESULFONIC ACID 98% HPLC; NAPHTHALENE-2-SULPHONIC ACID (FREE ACID) extrapure; 2-NAPHTHALENESULFONIC ACID; 2-Naphthalenesulfonic Acid Sodium Sal; 2-NAPHTHALENESULFONIC ACI

CAS: 120-18-3
Purity: 98%
Naphthalene-2-sulfonic acid CAS 120-18-3
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What is Naphthalene-2-sulfonic acid CAS 120-18-3?

Naphthalene-2-sulfonic acid is a white to slightly brown leaf shaped crystal. Melting point 91 ℃ (anhydrous), 83 ℃ (trihydrate), 124 ℃ (monohydrate). Easy to dissolve in water, alcohol, and ether. Easily deliquescent.

Specification

Item Specification
Boiling point 317.43°C (rough estimate)
Density 1.44 g/cm
Melting point 124 °C
Refractivity 1.4998 (estimate)
pKa 0.27±0.10(Predicted)
Storage conditions Inert atmosphere,Room Temperature

Application

Naphalene-2-sulfonic acid is an important chemical intermediate widely used in the dye, textile, and leather industries. Used for the production of dye intermediates such as 2-naphthol, 2-naphthol sulfonic acid, 1,3,6-naphthalene trisulfonic acid, 2-naphthylamine sulfonic acid, etc. Dehydrogenation catalyst. Reacting with formaldehyde can produce diffusion agent N (diffusion agent NNO). Naphthalene-2-sulfonic acid is also used as a biochemical reagent and experimental reagent for the determination of peptone and protein.

Packaging

Usually packed in 25kg/drum,and also can be do customized package.

Naphthalene-2-sulfonic acid-packing

Synonyms

BETA-NAPHTHALENE-SULPHONICACID; 2-NAPHTHALENESULFONIC ACID 98% HPLC; NAPHTHALENE-2-SULPHONIC ACID (FREE ACID) extrapure; 2-NAPHTHALENESULFONIC ACID; 2-Naphthalenesulfonic Acid Sodium Sal

Naphthalene-2-sulfonic acid CAS 120-18-3
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