C.I. Direct Red 1

Modify Date: 2024-01-05 13:04:35

C.I. Direct Red 1 Structure
C.I. Direct Red 1 structure
Common Name C.I. Direct Red 1
CAS Number 2429-84-7 Molecular Weight 627.53500
Density N/A Boiling Point N/A
Molecular Formula C29H19N5Na2O7S Melting Point N/A
MSDS N/A Flash Point N/A

 Use of C.I. Direct Red 1


C.I. Direct Red 1, disodium salt is a dye.

 Names

Name disodium,(3Z)-3-[[4-[4-[2-(2-imino-8-oxo-6-sulfonatonaphthalen-1-yl)hydrazinyl]phenyl]phenyl]hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Molecular Formula C29H19N5Na2O7S
Molecular Weight 627.53500
Exact Mass 627.08000
PSA 221.63000
LogP 7.26060

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DG2800350
CHEMICAL NAME :
Benzoic acid, 5-((4'-((2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)azo )(1,1'-biphenyl)-4-yl )azo)-2-hydroxy-, disodium salt
CAS REGISTRY NUMBER :
2429-84-7
LAST UPDATED :
199710
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C29-H21-N5-O7-S.2Na
MOLECULAR WEIGHT :
629.59

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
TSCAT* Office of Toxic Substances Report. (U.S. Environmental Protection Agency, Office of Toxic Substances, 401 M St., SW, Washington, DC 20460) Volume(issue)/page/year: OTS 215154 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
22400 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TSCAT* Office of Toxic Substances Report. (U.S. Environmental Protection Agency, Office of Toxic Substances, 401 M St., SW, Washington, DC 20460) Volume(issue)/page/year: OTS 215154
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
6 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TSCAT* Office of Toxic Substances Report. (U.S. Environmental Protection Agency, Office of Toxic Substances, 401 M St., SW, Washington, DC 20460) Volume(issue)/page/year: OTS 215154 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M3265 No. of Facilities: 62 (estimated) No. of Industries: 3 No. of Occupations: 6 No. of Employees: 888 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M3265 No. of Facilities: 119 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 830 (estimated)

 Synonyms

Metachrome Red F
Direct Fast Red F
COLUMBIA FAST RED F
Diphenyl Red B
Cutamin Red CF
Direct Rose MN
Calcomine Red FC
Direct Red Kh
Vondacel Red FN
Fixanol Red FS
Airedale Red FD