5-Methylpyrazin-2-ol

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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

Click to get detail 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%

Related Compounds

  • 3-Amino-5-methylpyrazin-2-ol
  • 4-((5-Methylpyrazin-2-yl)amino)quinazolin-6-ol
  • Pyrazineethanol,-alpha-,5-dimethyl- (9CI)
  • 5-bromo-3-methyl-1H-pyrazin-2-one
  • 2-(2,5-dibromo-3-methylimidazol-4-yl)-1-(5-methylpyrazin-2-yl)propan-2-ol
  • 2-(5-bromo-3-methyl-2-methylsulfanylimidazol-4-yl)-1-(5-methylpyrazin-2-yl)propan-2-ol
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • methyl (1s,2R,3r,8S)-4-(fluoromethyl)cubane-1-carboxylate
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • tert-butyl (3R)-3-methyl-4-[6-(2-methylbutan-2-yl)pyrimidin-4-yl]piperazine-1-carboxylate
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 3-(1H-1,3-benzodiazol-5-yl)-2-cyano-N-[3-(propan-2-yloxy)propyl]prop-2-enamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde