1-Naphthalenesulfonic acid CAS#: 85-47-2

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1-Naphthalenesulfonic acid

Basic information Safety Supplier Related

1-Naphthalenesulfonic acid Basic information

Product Name:

1-Naphthalenesulfonic acid

Synonyms:

1-Naphthyl sulfonic acid
1-[2-[[3-[2-cyano-4-[2-(cyclopropylmethoxy)ethoxy]phenoxy]-2-hydroxypropyl]amino]ethyl]-3-(4-hydroxyphenyl)urea
SULFONATED NAPHTHALENE
NAPHTHALENE-1-SULFONIC ACID
ALPHA NAPTHALENE SULPHONATE
ALPHA-NAPHTHALENESULFONIC ACID
1-NAPHTHALENESULFONIC ACID
Naphthalene-1-Sulfonic Acid Dihydrate

CAS:

85-47-2

MF:

C10H8O3S

MW:

208.23

EINECS:

201-610-1

Product Categories:

Organic Building Blocks
Sulfonic/Sulfinic Acids
Intermediates of Dyes and Pigments
Sulfur Compounds

Mol File:

85-47-2.mol

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1-Naphthalenesulfonic acid Chemical Properties

Melting point:: 77-79 °C (lit.)
Boiling point:: 317.43°C (rough estimate)
Density: 1.3797 (rough estimate)
refractive index: 1.4998 (estimate)
storage temp.: Sealed in dry,Room Temperature
solubility: alcohol: freely soluble
pka: 0.17±0.10(Predicted)
Water Solubility: freely soluble
Merck: 14,6376
CAS DataBase Reference: 85-47-2(CAS DataBase Reference)
NIST Chemistry Reference: 1-Naphthalenesulfonic acid(85-47-2)
EPA Substance Registry System: 1-Naphthalenesulfonic acid (85-47-2)

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Safety Information

Hazard Codes: C,F
Risk Statements: 34-11-35
Safety Statements: 26-36/37/39-45-28A-16
RIDADR: UN 2583 8/PG 2
WGK Germany: 1
HazardClass: 8
PackingGroup: III
HS Code: 29041000

MSDS

Language:English Provider:1-Naphthalenesulfonic acid
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1-Naphthalenesulfonic acid Usage And Synthesis

Chemical Properties

grey fine crystalline powder

Purification Methods

Crystallise the acid from conc HCl and twice from H2O. The S-benzylisothiuronium salt has m 137o (from aqueous EtOH). [Beilstein 11 H 155, 11 III 383, 11 IV 521.]

1-Naphthalenesulfonic acid Preparation Products And Raw materials

Preparation Products

1-Naphthol Naphthalene-2-sulfonic acid 5-Amino-1-naphthalenesulfonic acid 1-AMINO-8-NAPHTHOIC ACID Sodium poly[(naphthaleneformaldehyde)sulfonate]

Raw materials

Naphthalene-2-sulfonic acid 2-Ethylnitrobenzene

1-Naphthalenesulfonic acidSupplier

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