6-Amino-4-hydroxy-2-naphthalenesulfonic acid

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Names

[ CAS No. ]:
90-51-7

[ Name ]:
6-Amino-4-hydroxy-2-naphthalenesulfonic acid

[Synonym ]:
2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-
6-Amino-4-hydroxy-2-naphthalenesulfonic acid
EINECS 202-000-8
6-amino-4-hydroxynaphthalene-2-sulfonic acid
MFCD00003973

Chemical & Physical Properties

[ Density]:
1.6±0.1 g/cm3

[ Molecular Formula ]:
C10H9NO4S

[ Molecular Weight ]:
239.248

[ Exact Mass ]:
239.025223

[ PSA ]:
109.00000

[ LogP ]:
-1.46

[ Index of Refraction ]:
1.748

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QK1295250
CHEMICAL NAME :
2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-
CAS REGISTRY NUMBER :
90-51-7
BEILSTEIN REFERENCE NO. :
1821283
LAST UPDATED :
199712
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C10-H9-N-O4-S

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 6,59,1954

Safety Information

[ Symbol ]:

GHS05

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H314

[ Precautionary Statements ]:
P280-P305 + P351 + P338-P310

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
C:Corrosive

[ Risk Phrases ]:
R34

[ Safety Phrases ]:
S26-S27-S28-S36/37/39-S45

[ RIDADR ]:
UN 2585 8/PG 3

[ WGK Germany ]:
1

[ RTECS ]:
QK1295250

[ HS Code ]:
2922210000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 7-Amino-1,3-naphthalenedisulfonic acid
  • 4,6-Dihydroxynaphthalene-2-sulphonic acid
  • 3,5-dihydroxy-7-sulfo-2-naphthoic acid
  • Ammonia

DownStream

  • 5-Hydroxy-2-methylbenzoic acid
  • 6-Acetamido-4-hydroxy-2-naphthalenesulfonic acid
  • 1,7-Naphthalenediol
  • 4-hydroxy-6-methylamino-2-naphthalene sulfonic acid
  • 7-Anilino-1-naphthol-3-sulfonic Acid
  • 6-imino-4-oxo-5-(2-phenylhydrazinyl)naphthalene-2-sulfonic acid
  • 6-amino-4-oxo-3-(phenylhydrazinylidene)naphthalene-2-sulfonic acid
  • 6-(Dimethylamino)-4-hydroxy-2-naphthalenesulfonic acid
  • 6-(ethylamino)-4-hydroxynaphthalene-2-sulfonic acid
  • 4-hydroxy-7-(sulfomethyl-amino)-naphthalene-2-sulfonic acid

Customs

[ HS Code ]: 2922299090

[ Summary ]:
2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • 6-Amino-4-hydroxy-2-naphthalenesulfonic acid monohydrate
  • 6-Amino-4-hydroxy-3-[[4-(sulfomethyl)phenyl]azo]-2-naphthalenesulfonic acid disodium salt
  • 6-Amino-4-hydroxy-3-[[4-(phenylazo)-1-naphtyl]azo]-2-naphthalenesulfonic acid sodium salt
  • 6-Amino-5-[[2-[ethyl(phenylsulfonyl)amino]phenyl]azo]-4-hydroxy-2-naphthalenesulfonic acid sodium salt
  • chlorazol fast pink
  • J acid