CAS 2611-82-7|Ponceau 4R

CHEMICAL IDENTIFICATION

RTECS NUMBER :

QJ6530000

CHEMICAL NAME :

2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-((4-sulfo-1-naphthalenyl)azo)-, trisodium salt

CAS REGISTRY NUMBER :

2611-82-7

LAST UPDATED :

199709

DATA ITEMS CITED :

16

MOLECULAR FORMULA :

C20-H14-N2-O10-S3.3Na

MOLECULAR WEIGHT :

607.51

WISWESSER LINE NOTATION :

L66J CO HSWO JSWO BNUN- BL66J ESWO &-NA- 4

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 :

>8 gm/kg

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis)

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

600 mg/kg

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - coma

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

1 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Unreported

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

2 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

8 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1600 mg/kg

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - coma

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

143 gm/kg/90D-C

TOXIC EFFECTS :

Blood - pigmented or nucleated red blood cells Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

30 gm/kg/30D-I

TOXIC EFFECTS :

Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Kidney, Ureter, Bladder - other changes in urine composition

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

48 mg/m3/17W-I

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Liver - liver function tests impaired Blood - other changes

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

428 gm/kg/64W-I

TOXIC EFFECTS :

Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors

MUTATION DATA

TYPE OF TEST :

Cytogenetic analysis

TEST SYSTEM :

Rodent - hamster Fibroblast

DOSE/DURATION :

1 gm/L

REFERENCE :

FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 22,623,1984 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M4494 No. of Facilities: 46 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 138 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M4494 No. of Facilities: 1035 (estimated) No. of Industries: 5 No. of Occupations: 9 No. of Employees: 8379 (estimated) No. of Female Employees: 2006 (estimated)

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