5-Methylpyrazin-2-ol
Names
[ CAS No. ]:
20721-17-9
[ Name ]:
5-Methylpyrazin-2-ol
[Synonym ]:
2-pyrazinol, 5-methyl-
5-Methyl-2(1H)-pyrazinone
2(1H)-Pyrazinone, 5-methyl-
5-Methyl-2-oxo-1,2-dihydro-pyrazin
2-Hydroxy-5-methylpyrazine
5-Methyl-1H-pyrazin-2-on
5-Methylpyrazin-2-ol
Pyrazine,2-hydroxy-5-methyl
Pyrazinol,5-methyl
Chemical & Physical Properties
[ Density]:
1.2±0.1 g/cm3
[ Boiling Point ]:
376.2ºC at 760 mmHg
[ Molecular Formula ]:
C5H6N2O
[ Molecular Weight ]:
110.114
[ Flash Point ]:
181.3ºC
[ Exact Mass ]:
110.048012
[ PSA ]:
46.01000
[ LogP ]:
-0.90
[ Vapour Pressure ]:
3.41E-06mmHg at 25°C
[ Index of Refraction ]:
1.577
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- UQ3500000
- CHEMICAL NAME :
- Pyrazine, 2-hydroxy-5-methyl-
- CAS REGISTRY NUMBER :
- 20721-17-9
- LAST UPDATED :
- 199106
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C5-H6-N2-O
- MOLECULAR WEIGHT :
- 110.13
- WISWESSER LINE NOTATION :
- T6N DNJ BQ E1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1300 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 17,244,1970
Safety Information
[ Hazard Codes ]:
Xi
[ HS Code ]:
2933990090
Synthetic Route
Customs
[ HS Code ]: 2933990090
[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%