m-methyl red
Names
[ CAS No. ]:
20691-84-3
[ Name ]:
m-methyl red
[Synonym ]:
3-{(E)-[4-(Dimethylamino)phenyl]diazenyl}benzoic acid
3'-Carboxy-4-dimethylaminoazobenzene
Benzoic acid, 3-[(E)-2-[4-(dimethylamino)phenyl]diazenyl]-
m-Methyl Red
4-Dimethylaminoazobenzene-3'-carboxylic Acid
N,N-Dimethyl-4-aminoazobenzene-3'-carboxylic acid
Chemical & Physical Properties
[ Density]:
1.2±0.1 g/cm3
[ Boiling Point ]:
486.2±30.0 °C at 760 mmHg
[ Molecular Formula ]:
C15H15N3O2
[ Molecular Weight ]:
269.298
[ Flash Point ]:
247.8±24.6 °C
[ Exact Mass ]:
269.116425
[ PSA ]:
65.26000
[ LogP ]:
4.17
[ Vapour Pressure ]:
0.0±1.3 mmHg at 25°C
[ Index of Refraction ]:
1.593
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- DG8959500
- CHEMICAL NAME :
- Benzoic acid, m-((p-(dimethylamino)phenyl)azo)-
- CAS REGISTRY NUMBER :
- 20691-84-3
- BEILSTEIN REFERENCE NO. :
- 1843300
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 4
- MOLECULAR FORMULA :
- C15-H15-N3-O2
- MOLECULAR WEIGHT :
- 269.33
- WISWESSER LINE NOTATION :
- QVR CNUNR DN1&1
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 :
- 3757 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 :
- 12 gm/kg/57W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
MUTATION DATA
- TYPE OF TEST :
- Unscheduled DNA synthesis
- TEST SYSTEM :
- Rodent - rat Liver
- DOSE/DURATION :
- 10 umol/L
- REFERENCE :
- CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 46,1654,1986
Safety Information
[ Hazard Codes ]:
Xn
[ RTECS ]:
DG8959500
[ HS Code ]:
2927000090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Preparation
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%