4-(Methylamino)azobenzene
Names
[ CAS No. ]:
621-90-9
[ Name ]:
4-(Methylamino)azobenzene
[Synonym ]:
4-Benzolazo-N-methyl-anilin
N-methyl-4-phenylazo-aniline
4-Monomethylaminoazobenzene
N-Methyl-4-aminoazobenzene
p-Monomethylaminoazobenzene
N-Methyl-p-aminoazobenzene
4-Phenylazo-N-methylanilin
4-Methylamino-azobenzol
N-Methyl-4-phenylazo-anilin
N-Methyl-4-amino-azobenzol
Chemical & Physical Properties
[ Density]:
1.06g/cm3
[ Boiling Point ]:
370.2ºC at 760 mmHg
[ Melting Point ]:
87ºC
[ Molecular Formula ]:
C13H13N3
[ Molecular Weight ]:
211.26200
[ Flash Point ]:
177.7ºC
[ Exact Mass ]:
211.11100
[ PSA ]:
36.75000
[ LogP ]:
4.21670
[ Index of Refraction ]:
1.584
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- BY5950000
- CHEMICAL NAME :
- Aniline, N-methyl-p-(phenylazo)-
- CAS REGISTRY NUMBER :
- 621-90-9
- LAST UPDATED :
- 199410
- DATA ITEMS CITED :
- 26
- MOLECULAR FORMULA :
- C13-H13-N3
- MOLECULAR WEIGHT :
- 211.29
- WISWESSER LINE NOTATION :
- 1MR DNUNR
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 600 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 634 mg/kg/5W-I
- TOXIC EFFECTS :
- Tumorigenic - neoplastic by RTECS criteria Sense Organs and Special Senses (Ear) - effect, not otherwise specified Liver - tumors
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 930 mg/kg/58W-I
- TOXIC EFFECTS :
- Tumorigenic - neoplastic by RTECS criteria Skin and Appendages - tumors
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 317 mg/kg/3W-I
- TOXIC EFFECTS :
- Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 480 mg/kg/12W-I
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors Skin and Appendages - tumors
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3592 ug/kg
- TOXIC EFFECTS :
- Tumorigenic - neoplastic by RTECS criteria Liver - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 3700 mg/kg/17W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2600 mg/kg/15W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2550 mg/kg/19W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 11 mg/kg
- TOXIC EFFECTS :
- Tumorigenic - neoplastic by RTECS criteria Liver - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 3400 mg/kg/27W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 13 gm/kg/34W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Liver - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 38 mg/kg
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Sense Organs and Special Senses (Ear) - effect, not otherwise specified Liver - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2100 mg/kg/5W-C
- TOXIC EFFECTS :
- Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- DOSE :
- 400 mg/kg
- SEX/DURATION :
- female 8-9 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- DOSE :
- 400 mg/kg
- SEX/DURATION :
- female 10-11 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- DOSE :
- 400 mg/kg
- SEX/DURATION :
- female 8-9 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - musculoskeletal system
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- DOSE :
- 150 mg/kg
- SEX/DURATION :
- female 10 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Embryo or Fetus - fetal death
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- DOSE :
- 600 mg/kg
- SEX/DURATION :
- female 9-10 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
- TYPE OF TEST :
- DNA adduct
- TYPE OF TEST :
- DNA damage
- TYPE OF TEST :
- DNA adduct
MUTATION DATA
- TYPE OF TEST :
- Unscheduled DNA synthesis
- TEST SYSTEM :
- Rodent - mouse Liver
- DOSE/DURATION :
- 1 umol/L
- REFERENCE :
- GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 72,930,1981
Safety Information
[ Risk Phrases ]:
40
[ Safety Phrases ]:
S53
[ HS Code ]:
2927000090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2927000090
[ Summary ]:
2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%