4-Chloro-5-Methoxy-2-Methylpyridazin-3(2H)-One

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Names

[ CAS No. ]:
14628-57-0

[ Name ]:
4-Chloro-5-Methoxy-2-Methylpyridazin-3(2H)-One

[Synonym ]:
4-chloro-5-methoxy-2-methyl-2H-pyrazin-3-one
4-chloro-5-methoxy-2-methyl-2,3-dihydropyridazin-3-one
4-chloro-5-methoxy-2-methyl-2H-pyridazin-3-one
4-chloro-5-methoxy-2-methyl-3-pyridazinone
5-chloro-4-methoxy-1-methyl-6-pyridazone

Chemical & Physical Properties

[ Density]:
1.37g/cm3

[ Boiling Point ]:
268ºC at 760mmHg

[ Melting Point ]:
151-153ºC

[ Molecular Formula ]:
C6H7ClN2O2

[ Molecular Weight ]:
174.58500

[ Flash Point ]:
115.9ºC

[ Exact Mass ]:
174.02000

[ PSA ]:
44.12000

[ LogP ]:
0.44230

[ Vapour Pressure ]:
0.00789mmHg at 25°C

[ Index of Refraction ]:
1.558

Safety Information

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
26-36/37/39

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 4,5-Dichloro-2-methyl-2H-pyridazin-3-one
  • Sodium Methylate
  • Methanol
  • 4-Chloro-5-Methoxypyridazin-3(2H)-One
  • methyl iodide
  • 2,2,2-TRIFLUOROETHYL METHANESULFONATE
  • 2,2,2-Trifluoroethyltrifluoromethanesulfonate
  • 2-Iodo-1,1,1-trifluoroethane
  • Dimethyl sulfate

DownStream

  • 4-chloro-5-hydroxy-2-methylpyridazin-3-one
  • 4-chloro-2-methyl-5-(2-phenylethynyl)pyridazin-3-one

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

  • 4-chloro-5-[(3-chlorophenyl)methoxy]-2-methylpyridazin-3-one
  • 4-chloro-5-[(4-chlorophenyl)methoxy]-2-methylpyridazin-3-one
  • 4-chloro-5-[(4-fluorophenyl)methoxy]-2-methylpyridazin-3-one
  • 4-chloro-5-[(4-methoxyphenyl)methoxy]-2-methylpyridazin-3-one
  • 4-chloro-5-[(2,4-dichlorophenyl)methoxy]-2-methylpyridazin-3-one
  • 4-chloro-5-[(3,4-dichlorophenyl)methoxy]-2-methylpyridazin-3-one
  • 4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-(morpholin-4-yl)pyrimidine-5-carboxylic acid
  • 3-{[(benzyloxy)carbonyl]amino}-1-ethyl-1H-pyrazole-4-carboxylic acid
  • tert-butyl 3-amino-1-(propan-2-yl)-1H-pyrazole-4-carboxylate
  • (4S)-3-[(benzyloxy)carbonyl]-2-(2,4-dichlorophenyl)-1,3-thiazolidine-4-carboxylic acid
  • 3-{[(Benzyloxy)carbonyl]amino}-4-(trifluoromethoxy)benzoic acid
  • 2-{[(Benzyloxy)carbonyl]amino}-5-methyl-4-(2-methylbutyl)thiophene-3-carboxylic acid
  • 2-{[(Benzyloxy)carbonyl]amino}-5-(2-chlorophenyl)-1,3-thiazole-4-carboxylic acid
  • 3-(2-{[(Benzyloxy)carbonyl]amino}propan-2-yl)-1,2-oxazole-5-carboxylic acid
  • 2-{[4-chloro-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)phenyl]sulfanyl}propanoic acid
  • 3-{[(Benzyloxy)carbonyl]amino}-3-(4-fluorophenyl)butanoic acid
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