4-aminoazobenzene-3,4'-disulfonic acid
Names
[ CAS No. ]:
101-50-8
[ Name ]:
4-aminoazobenzene-3,4'-disulfonic acid
[Synonym ]:
4-Aminoazobenzene-3,4'-disulphonic acid
6-amino-3,4'-azo-bis-benzenesulfonic acid
Benzenesulfonic acid,6-amino-3,4'-azodi
Kyselina 4-aminoazobenzen-3,4'-disulfonova
2-amino-5-[(4-sulfophenyl)diazenyl]benzenesulfonic acid
4-Aminoazobenzene-3,4'-disulfonic acid
EINECS 202-947-7
(Benzol-sulfonsaeure-(1))-(4 azo 4)-(anilin-sulfonsaeure-(2))
1-(4-sulpho-1-phenylazo)-4-aminobenzene-5-sulphonic acid
4-Amino-azobenzol-disulfonsaeure-(3.4')
6-Amino-3,4'-azo-bis-benzolsulfonsaeure
Azobenzene-3,4'-disulfonic acid,4-amino
4-Amino-3,4'-disulfoazobenzene
4-(4-Amino-3-sulfophenylazo)benzenesulfonic acid
MFCD00065339
Chemical & Physical Properties
[ Density]:
0,928 g/cm3
[ Boiling Point ]:
103 °C
[ Melting Point ]:
13°C
[ Molecular Formula ]:
C12H11N3O6S2
[ Molecular Weight ]:
357.36200
[ Flash Point ]:
5°C
[ Exact Mass ]:
357.00900
[ PSA ]:
176.24000
[ LogP ]:
4.92040
[ Index of Refraction ]:
1.4146
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- DB5030000
- CHEMICAL NAME :
- Benzenesulfonic acid, 4-(4-amino-3-sulfophenylazo)-
- CAS REGISTRY NUMBER :
- 101-50-8
- BEILSTEIN REFERENCE NO. :
- 0711063
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 4
- MOLECULAR FORMULA :
- C12-H11-N3-O6-S2
- MOLECULAR WEIGHT :
- 357.38
- WISWESSER LINE NOTATION :
- WSQR BZ ENUNR DSWQ
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration into the eye
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- 28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,192,1972 ** ACUTE TOXICITY DATA **
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 14800 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,192,1972 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4083 No. of Facilities: 25 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 737 (estimated)
Safety Information
[ Hazard Codes ]:
Xi,F
[ Risk Phrases ]:
R11:Highly Flammable.
[ Safety Phrases ]:
S9-S16-S33
[ RIDADR ]:
3272
[ Packaging Group ]:
II
[ Hazard Class ]:
3
[ HS Code ]:
2927000090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2927000090
[ Summary ]:
2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%