3-Amino-1,5-naphthalenedisulfonic acid

Modify Date: 2025-08-25 17:04:05

3-Amino-1,5-naphthalenedisulfonic acid Structure
3-Amino-1,5-naphthalenedisulfonic acid structure
 Common Name 3-Amino-1,5-naphthalenedisulfonic acid
CAS Number 131-27-1 Molecular Weight 303.312
Density 1.8±0.1 g/cm3 Boiling Point N/A
Molecular Formula C10H9NO6S2 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 3-aminonaphthalene-1,5-disulfonic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.8±0.1 g/cm3
Molecular Formula C10H9NO6S2
Molecular Weight 303.312
Exact Mass 302.987122
PSA 151.52000
LogP -1.57
Index of Refraction 1.733
InChIKey MTJGVAJYTOXFJH-UHFFFAOYSA-N
SMILES Nc1cc(S(=O)(=O)O)c2cccc(S(=O)(=O)O)c2c1

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QJ6140000
CHEMICAL NAME :
1,5-Naphthalenedisulfonic acid, 3-amino-
CAS REGISTRY NUMBER :
131-27-1
BEILSTEIN REFERENCE NO. :
3104699
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C10-H9-N-O6-S2
MOLECULAR WEIGHT :
303.32
WISWESSER LINE NOTATION :
L66J BSWQ DZ GSWQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1058,1986 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
11400 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1058,1986

 Safety Information

Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26-S36/37/39
HS Code 2921499090

 Synthetic Route

Naphthalene structure

Naphthalene

CAS#:91-20-3

~%

3-Amino-1,5-naphthalenedisulfonic acid Structure

3-Amino-1,5-nap...

CAS#:131-27-1

Literature: Grundlegende Operationen der Farbenchemie, 5. Aufl. , S. 208

 Customs

HS Code 2921499090
Summary 2921499090 other aromatic monoamines and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

3-Aminonaphthalene-1,5-disulphonic acid
Kyselina C [Czech]
3-Amino-1,5-naphthalenedisulfonic acid
1,5-Naphthalenedisulfonic acid, 3-amino-
Acid IV
3104699
Kyselina C
4,8-Disulfo-2-naphthalamine
Amino C acid
MFCD00035722
2-naphthylamine-4,8-disulphonic acid
L66J BSWQ DZ GSWQ
3-Aminonaphthalene-1,5-disulfonic acid
EINECS 205-020-5
2-amino-4,8-disulpho-naphthalene
2-Amino-4,8-naphthalenedisulfonic acid
2-Naphthylamine-4,8-disulfonic acid
2-aminonaphthalene-4,8-disulphonic acid
4,8-disulfo-2-aminonaphthalene
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