acid orange 12

Names

[ CAS No. ]:
1934-20-9

[ Name ]:
acid orange 12

[Synonym ]:
sodium 6-hydroxy-5-phenylazo-2-naphthalenesulfonate
acid orange 12
1008orange
Sodium 6-hydroxy-5-[(E)-phenyldiazenyl]-2-naphthalenesulfonate
PONCEAU 4G
orangern
MFCD00003912
orangelzs
croceinorange
FDandC Orange Nr.3
PONCEAU 4 GB
acilanorangeg
Sodium 1-Phenylazo-2-hydroxy-6-naphthalenesulfonic acid
Sodium 6-hydroxy-5-[(E)-phenyldiazenyl]naphthalene-2-sulfonate
2-Naphthalenesulfonic acid, 6-hydroxy-5- (phenylazo)-, monosodium salt
1-phenylazo-2-naphthol-6-sulfonic acid
2-Naphthalenesulfonic acid, 6-hydroxy-5-[(E)-2-phenyldiazenyl]-, sodium salt (1:1)

Chemical & Physical Properties

[ Density]:
1.59

[ Boiling Point ]:
83ºC

[ Melting Point ]:
-114.1ºC

[ Molecular Formula ]:
C₁₆H₁₁N₂NaO₄S

[ Molecular Weight ]:
350.324

[ Flash Point ]:
16.66 oºC

[ Exact Mass ]:
350.033722

[ PSA ]:
110.53000

[ LogP ]:
4.94570

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QK2430000

CHEMICAL NAME :: 2-Naphthalenesulfonic acid, 6-hydroxy-5-(phenylazo)-, monosodium salt

CAS REGISTRY NUMBER :: 1934-20-9

LAST UPDATED :: 199701

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C16-H12-N2-O4-S.Na

MOLECULAR WEIGHT :: 351.35

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 7560 mg/kg/15W-C

TOXIC EFFECTS :: Endocrine - changes in spleen weight Blood - pigmented or nucleated red blood cells Blood - changes in erythrocyte (RBC) count

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 9,619,1971

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - pig

DOSE/DURATION :: 4400 mg/kg/16W-C

TOXIC EFFECTS :: Liver - other changes Liver - changes in liver weight Endocrine - changes in spleen weight

REFERENCE :: TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85, Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 1,249,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2133 No. of Facilities: 1029 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 1029 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2133 No. of Facilities: 707 (estimated) No. of Industries: 4 No. of Occupations: 4 No. of Employees: 3853 (estimated) No. of Female Employees: 3440 (estimated)

Safety Information

[ Hazard Codes ]:
Xi

[ Safety Phrases ]:
S24/25

[ WGK Germany ]:
3

[ RTECS ]:
QK2430000

[ HS Code ]:
3203001990

Customs

[ HS Code ]: 2928000090

[ Summary ]:
2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%