35277-02-2
4-Fluoro-1H-pyrazole
CAS: 35277-02-2
Molecular Formula: C3H3FN2
35277-02-2 - Names and Identifiers
| Name | 4-Fluoro-1H-pyrazole |
| Synonyms | 4-Fluoro-1H-pyrazole 1H-Pyrazole, 4-fluoro- 4-Fluoro-1H-pyrazole fandachem 4-Fluoro-1H-pyrazole4-Fluoro-1H-pyrazole |
| CAS | 35277-02-2 |
35277-02-2 - Physico-chemical Properties
| Molecular Formula | C3H3FN2 |
| Molar Mass | 86.0677 |
| Density | 1.320 |
| Melting Point | 38-40 °C |
| Boling Point | 193℃ |
| Flash Point | 70℃ |
| pKa | 13.66±0.50(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Use | Use 4-fluoro-1h-pyrazole as heterocyclic organic compounds, can be used as organic intermediates. |
35277-02-2 - Upstream Downstream Industry
| Raw Materials | (2Z)-3-(Diethylamino)-2-fluoroprop-2-enal Silane, (fluoroethynyl)trimethyl- (9CI) 2-Propenal, 3-(dimethylamino)-2-fluoro- 4-fluoro-5-(tributylstannyl)-1H-pyrazole 1,1-DIFLUOROETHYLENE |
35277-02-2 - Preparation
The preparation of 4-fluoro-1H-pyrazole is first hydrolyzed from ethyl 2-fluoroacetate as a raw material to obtain sodium 2-fluoroacetate, and then reacted with DMF to obtain (Z)-3-(dimethylamino)-2-fluoroacrolein, and finally obtained by ring-closing with dihydrohydrazine hydrochloride.
Last Update：2024-04-10 22:29:15
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View History
35277-02-2
35910-16-8
P-CARBOXYPHENETOL
calciumsaltpeter
2-BROMO-1-(5-ETHYL-2-HYDROXY-3-NITRO-PHENYL)-ETHANONE
Diethyl acetylaminomalonate
2,4-吡啶二羧酸-2-乙酯
2,2,6,6-tetramethyl-4-piperidon
1-(4-Aminophenyl)-5-methyl-2-pyrrolidinone
6575-09-3
35910-16-8
P-CARBOXYPHENETOL
calciumsaltpeter
2-BROMO-1-(5-ETHYL-2-HYDROXY-3-NITRO-PHENYL)-ETHANONE
Diethyl acetylaminomalonate
2,4-吡啶二羧酸-2-乙酯
2,2,6,6-tetramethyl-4-piperidon
1-(4-Aminophenyl)-5-methyl-2-pyrrolidinone
6575-09-3
Raw Materials for 35277-02-2
(2Z)-3-(Diethylamino)-2-fluoroprop-2-enal
Silane, (fluoroethynyl)trimethyl- (9CI)
2-Propenal, 3-(dimethylamino)-2-fluoro-
4-fluoro-5-(tributylstannyl)-1H-pyrazole
1,1-DIFLUOROETHYLENE
Silane, (fluoroethynyl)trimethyl- (9CI)
2-Propenal, 3-(dimethylamino)-2-fluoro-
4-fluoro-5-(tributylstannyl)-1H-pyrazole
1,1-DIFLUOROETHYLENE