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Key Documents

01-3910

Sigma-Aldrich

4-Amino-3-hydroxy-1-naphthalenesulfonic acid

JIS special grade, ≥97.0%

Synonym(s):

1-Amino-2-naphthol-4-sulfonic acid

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About This Item

Linear Formula:
H2NC10H5(OH)SO3H
CAS Number:
Molecular Weight:
239.25
Beilstein:
2697469
EC Number:
MDL number:
UNSPSC Code:
12352005
PubChem Substance ID:

Pricing and availability is not currently available.

grade

JIS special grade

Assay

≥97.0%

availability

available only in Japan

mp

290 °C (dec.) (lit.)

SMILES string

Nc1c(O)cc(c2ccccc12)S(O)(=O)=O

InChI

1S/C10H9NO4S/c11-10-7-4-2-1-3-6(7)9(5-8(10)12)16(13,14)15/h1-5,12H,11H2,(H,13,14,15)

InChI key

RXCMFQDTWCCLBL-UHFFFAOYSA-N

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Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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