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2783-94-0

2783-94-0 structure
2783-94-0 structure
  • Name: Sunset yellow
  • Chemical Name: Food Yellow 3
  • CAS Number: 2783-94-0
  • Molecular Formula: C16H10N2Na2O7S2
  • Molecular Weight: 452.369
  • Catalog: Biochemical Biochemical reagent Biological dye
  • Create Date: 2018-02-07 08:00:00
  • Modify Date: 2025-08-20 06:37:16
  • Sunset Yellow FCF is a petroleum-derived orange azo dye with a pH dependent maximum absorption at about 480 nm at pH 1 and 443 nm at pH 13. Sunset Yellow is used in food, cosmetics, and drugs.
Name Food Yellow 3
Synonyms 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(4-sulfophenyl)azo]-, disodium salt
YELLOWSY
1-p-Sulfophenylazo-2-naphthol-6-sulfonic Acid Disodium Salt
Disodium 6-hydroxy-5-[(E)-(4-sulfonatophenyl)diazenyl]-2-naphthalenesulfonate
FD&C Yellow 6
Disodium 6-hydroxy-5-((4-sulphonatophenyl)azo)naphthalene-2-sulphonate
2-Naphthalenesulfonic acid, 6-hydroxy-5-((p-sulfophenyl)azo)-, disodium salt
Disodium 6-hydroxy-5-[(E)-(4-sulfonatophenyl)diazenyl]naphthalene-2-sulfonate
2-Naphthalenesulfonic acid, 6-hydroxy-5-((4-sulfophenyl)azo)-, disodium salt
E110
Orange yellow S
yellowno6
MFCD00036437
YELLOW 6
FD & C Yellow No.6
orangepal
KI5
FD & C Yellow 6
e110[dye]
EINECS 220-491-7
FDC yellow no. 6
orangeiir
Sunset Yellow FCF
Sunset Yellow
Disodium 6-hydroxy-5-[(4-sulfonatophenyl)diazenyl]-2-naphthalenesulfonate
Disodium 6-hydroxy-5-[(4-sulfonatophenyl)diazenyl]naphthalene-2-sulfonate
yellows
disodium 6-hydroxy-5-[(Z)-(4-sulfonatophenyl)diazenyl]naphthalene-2-sulfonate
FD and C Yellow No. 6
2-Naphthalenesulfonic acid, 6-hydroxy-5-[(E)-2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2)
6-hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid disodium salt
2-naphthalenesulfonic acid, 6-hydroxy-5-[(E)-(4-sulfophenyl)azo]-, disodium salt
6-Hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic Acid Disodium Salt
2-Naphthalenesulfonic acid, 6-hydroxy-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2)
FD & C Yellow No. 6
Quinoline yellow
Description Sunset Yellow FCF is a petroleum-derived orange azo dye with a pH dependent maximum absorption at about 480 nm at pH 1 and 443 nm at pH 13. Sunset Yellow is used in food, cosmetics, and drugs.
Related Catalog
Melting Point 390°C (dec.)
Molecular Formula C16H10N2Na2O7S2
Molecular Weight 452.369
Exact Mass 451.972473
PSA 176.11000
LogP 4.93060
Water Solubility 5-10 g/100 mL at 24 ºC

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QK2450000
CHEMICAL NAME :
2-Naphthalenesulfonic acid, 6-hydroxy-5-((p-sulfophenyl)azo)-, disodium salt
CAS REGISTRY NUMBER :
2783-94-0
LAST UPDATED :
199707
DATA ITEMS CITED :
19
MOLECULAR FORMULA :
C16-H10-N2-O7-S2.2Na
MOLECULAR WEIGHT :
452.38
WISWESSER LINE NOTATION :
L66J BNUNR DSWQ& CQ HSWQ &-NA- 2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>10 gm/kg
TOXIC EFFECTS :
Gastrointestinal - hypermotility, diarrhea
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3800 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - coma Gastrointestinal - hypermotility, diarrhea
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>6 gm/kg
TOXIC EFFECTS :
Gastrointestinal - hypermotility, diarrhea
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4600 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - coma Gastrointestinal - hypermotility, diarrhea
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
243 gm/kg/96D-C
TOXIC EFFECTS :
Gastrointestinal - other changes Related to Chronic Data - changes in testicular weight
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
476 mg/kg/28D-C
TOXIC EFFECTS :
Blood - changes in leukocyte (WBC) count

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Lung
DOSE/DURATION :
2 gm/L
REFERENCE :
GMCRDC Gann Monograph on Cancer Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No. 11- 1971- Volume(issue)/page/year: 27,95,1981 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 8,257,1975 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 8,257,1975 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 TOXICOLOGY REVIEW ARVPAX Annual Review of Pharmacology. (Palo Alto, CA) V.1-15, 1961-75. For publisher information, see ARPTDI. Volume(issue)/page/year: 14,127,1974 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2135 No. of Facilities: 2510 (estimated) No. of Industries: 14 No. of Occupations: 21 No. of Employees: 17624 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2135 No. of Facilities: 11207 (estimated) No. of Industries: 67 No. of Occupations: 62 No. of Employees: 195835 (estimated) No. of Female Employees: 103566 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
RTECS QK2450000
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