Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Acid Orange 12
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1934-20-9

1934-20-9 structure

Name: acid orange 12
Chemical Name: crocein orange g
CAS Number: 1934-20-9
Molecular Formula: C₁₆H₁₁N₂NaO₄S
Molecular Weight: 350.324
Catalog: Biochemical Biochemical reagent Biological dye
Create Date: 2018-05-23 08:00:00
Modify Date: 2026-07-08 20:30:27

Name	crocein orange g
Synonyms	brilliantorangegntype8019 monoliteorangec 2-Naphthalenesulfonicacid, 6-hydroxy-5-(2-phenyldiazenyl)-, sodium salt (1:1) 1008orange Sodium 6-hydroxy-5-[(E)-phenyldiazenyl]-2-naphthalenesulfonate orangern c.i.foodorange1 orangelzs 6-Hydroxy-5-phenylazo-2-naphthalenesulfonic acid, sodium salt C.I.15970:1 c.i.acidorange12,monosodiumsalt brilliantorangegn croceineorange 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(E)-2-phenyldiazenyl]-, sodium salt (1:1) ACID ORANGE 12 DYE croceineorangigment 6-Hydroxy-5-(2-phenyldiazenyl)-2-naphthalenesulfonic acid sodium salt PONCEAU 4G acilanponceau4gbl helioorangecag MFCD00003912 croceinorange Crocein Orange G FDandC Orange Nr.3 PONCEAU 4 GB acilanorangeg kitonponceau Sodium 1-Phenylazo-2-hydroxy-6-naphthalenesulfonic acid acidbrightorangezh ACID ORANGE 12 6-HYDROXY-5-PHENYLAZO-2-NAPHTHALENESULFONIC ACID 1-phenylazo-2-naphthol-6-sulfonic acid c.i.acidorange12 1-phenylazo-2-naphthol-6-sulphonicacidmonosodiumsalt sodium 6-hydroxy-5-phenylazo-2-naphthalenesulfonate Ponceau 4G Acid Orange 12 sodium 6-hydroxy-5-phenylazo-2-naphthalenesulphonate acidbrilliantorangezh acidineorangegn Gdenia yellow pigment CROCEIN ORANGE G DYE CONTENT:*APPROX hispacidorangecg CROCEINE ORANGE G brilliantorangeg 2-Naphthalenesulfonicacid,6-hydroxy-5-(phenylazo)-,monosodiumsalt Cis-crocin 2-Naphthalenesulfonic acid, 6-hydroxy-5- (phenylazo)-, monosodium salt 1-Phenylazo-2-naphthol-6-sulfonic acid sodium salt, Acid Orange12, Ponceau 4 GB kitonbrilliantorangeg 1-PHENYLAZO-2-NAPHTHOL-6-SULFONIC ACID SODIUM SALT lutetiaorange2jr Bis[6-hydroxy-5-(phenylazo)-2-naphthalenesulfonic acid]calcium salt croceineorangeen 6-hydroxy-5-(phenylazo)-2-naphthalenesulfonicacimonosodiumsalt CI NO ACld Orange 12 foodorangeno.1 croceineorangey Crocein Orange G, Biological stain amacidbrilliantorange Acid Orange 12 Dye(C.I.NO.15970) hexacolorangern Sodium 6-hydroxy-5-[(E)-phenyldiazenyl]naphthalene-2-sulfonate

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

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)

Hazard Codes	Xi
Safety Phrases	S24/25
WGK Germany	3
RTECS	QK2430000
HS Code	3203001990

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%

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