2,7-Naphthalenedisulfonicacid, 5-amino-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2)
Names
[ CAS No. ]:
3567-66-6
[ Name ]:
2,7-Naphthalenedisulfonicacid, 5-amino-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2)
[Synonym ]:
acidredb
RedNo.33
RED 33
red10b
EINECS 222-656-9
acidred2a
AKA227
1424red
redno.227
Acid Red 33
Chemical & Physical Properties
[ Molecular Formula ]:
C16H11N3Na2O7S2
[ Molecular Weight ]:
467.38400
[ Exact Mass ]:
466.98300
[ PSA ]:
202.13000
[ LogP ]:
5.09400
[ Index of Refraction ]:
1.747
[ Stability ]:
Stable. Incompatible with strong oxidizing agents.
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- QJ6197000
- CHEMICAL NAME :
- 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-phenylazo-, disodium salt
- CAS REGISTRY NUMBER :
- 3567-66-6
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 5
- MOLECULAR FORMULA :
- C16-H13-N3-O7-S2.2Na
- MOLECULAR WEIGHT :
- 469.42
- WISWESSER LINE NOTATION :
- L66J BQ CNUNR& DSWO HSWO JZ &-NA- 2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
MUTATION DATA
- TYPE OF TEST :
- DNA repair
- TEST SYSTEM :
- Bacteria - Escherichia coli
- DOSE/DURATION :
- 10 gm/L
- REFERENCE :
- FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 18,223,1980 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M3847 No. of Facilities: 304 (estimated) No. of Industries: 5 No. of Occupations: 8 No. of Employees: 1428 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M3847 No. of Facilities: 5609 (estimated) No. of Industries: 9 No. of Occupations: 30 No. of Employees: 136375 (estimated) No. of Female Employees: 106565 (estimated)
Safety Information
[ Symbol ]:
GHS07
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H319
[ Precautionary Statements ]:
P305 + P351 + P338
[ Hazard Codes ]:
Xi
[ Risk Phrases ]:
R36;R37;R38
[ RIDADR ]:
NONH for all modes of transport
[ RTECS ]:
QJ6197000