Ethyl 3-oxo-1,2-dihydropyrazole-4-carboxylate

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Names

[ CAS No. ]:
7251-53-8

[ Name ]:
Ethyl 3-oxo-1,2-dihydropyrazole-4-carboxylate

[Synonym ]:
Ethyl 5-hydroxy-1H-pyrazole-4-carboxylate
1H-pyrazole-4-carboxylic acid, 5-hydroxy-, ethyl ester
1H-Pyrazole-4-carboxylic acid, 2,3-dihydro-3-oxo-, ethyl ester
3-Oxo-2,3-dihydro-1H-pyrazol-4-carbonsaeure-aethylester
ethyl 3-hydroxypyrazole-4-carboxylate
Ethyl 3-oxo-2,3-dihydro-1H-pyrazole-4-carboxylate
Ethyl 5-hydroxy-4-pyrazolecarboxylate
4-ethoxycarbonyl-1,2-dihydro-3-pyrazolone
ethyl 3-oxo-2,3-dihydropyrazole-4-carboxylate
3-oxo-2,3-dihydro-1H-pyrazole-4-carboxylic acid ethyl ester
ethyl 3-hydroxy-1H-pyrazole-4-carboxylate
3-Hydroxy-1H-pyrazole-4-carboxylic acid ethyl ester

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
311.7ºC at 760 mmHg

[ Molecular Formula ]:
C6H8N2O3

[ Molecular Weight ]:
156.139

[ Flash Point ]:
142.3ºC

[ Exact Mass ]:
156.053497

[ PSA ]:
75.21000

[ LogP ]:
-0.31

[ Index of Refraction ]:
1.496

[ Storage condition ]:
2-8°C

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2933199090

Precursor & DownStream

Precursor

  • Diethyl ethoxymethylenemalonate
  • Sodium ethoxide
  • 1,3-dimethyl-2,4-dioxopyrimidine-5-carbohydrazide
  • Propanedioic acid,2-[(dimethylamino)methylene]-, 1,3-diethyl ester
  • Diethyl (aminomethylene)malonate
  • 1,1,3,3-tetraethyl prop-1-ene-1,1,3,3-tetracarboxylate

DownStream

Customs

[ HS Code ]: 2933199090

[ Summary ]:
2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • ethyl 3-benzo[1,3]dioxol-5-yl-5-oxo-1,2-dihydropyrazole-4-carboxylate; hydrazine
  • ethyl 3-indol-2-ylidene-1,2-dihydropyrazole-4-carboxylate
  • 5-butoxy-N-ethyl-3-oxo-1,2,4-thiadiazole-2-carboxamide
  • 3-oxo-1,2-dihydropyrazole-4-carbaldehyde
  • ethyl (3-oxo-1,2,3,4-tetrahydrocarbazol-9-yl)acetate
  • ethyl (3-oxo-1,2,3,4-tetrahydrocarbazol-9-yl)acetate glycol ketal
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 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
  • 3-(6-Chloro-2-methoxypyridin-3-yl)butanoic acid
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • tert-Butyl-DL-alanine
  • 4-amino-N-[2-tert-butyl-1-(tetrahydro-2H-pyran-4-ylmethyl)-1H-benzimidazol-5-yl]-N-ethylbenzenesulfonamide