CAS 6471-49-4|Pigment Red 23

CHEMICAL IDENTIFICATION

RTECS NUMBER :

QJ1897000

CHEMICAL NAME :

2-Naphthalenecarboxamide, 3-hydroxy-4-((2-methoxy-5-nitrophenyl)azo)-N-(3-nitro phenyl)-

CAS REGISTRY NUMBER :

6471-49-4

LAST UPDATED :

199701

DATA ITEMS CITED :

9

MOLECULAR FORMULA :

C24-H17-N5-O7

MOLECULAR WEIGHT :

487.46

WISWESSER LINE NOTATION :

L66J BNUNR BO1 ENW& CQ DVMR CNW

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

273 gm/kg/13W-C

TOXIC EFFECTS :

Blood - normocytic anemia

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

102 gm/kg/17D-C

TOXIC EFFECTS :

Blood - pigmented or nucleated red blood cells Blood - changes in erythrocyte (RBC) count Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

136 gm/kg/13W-C

TOXIC EFFECTS :

Liver - changes in liver weight Endocrine - changes in thymus weight

MUTATION DATA

TYPE OF TEST :

Mutation in microorganisms

TEST SYSTEM :

Bacteria - Salmonella typhimurium

DOSE/DURATION :

10 ug/plate

REFERENCE :

NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NTP-TR-411,1992 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2113 No. of Facilities: 495 (estimated) No. of Industries: 16 No. of Occupations: 34 No. of Employees: 21254 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2113 No. of Facilities: 548 (estimated) No. of Industries: 11 No. of Occupations: 24 No. of Employees: 15233 (estimated) No. of Female Employees: 2716 (estimated)