Identification | More | [Name]
Ethyl pyrazole-4-carboxylate | [CAS]
37622-90-5 | [Synonyms]
ETHYL 4-PYRAZOLECARBOXYLATE ETHYL PYRAZOLE-4-CARBOXYLATE PYRAZOLE-4-CARBOXYLIC ACID ETHYL ESTER Ethyl 1H-pyrazole-4-carboxylate Ethyl 4-pyarazolecarboxylate Ethyl pyrazole-4-carboxylate 98+% 1H-Pyrazole-4-carboxylicacid,ethylester(9CI) Ethyl 4-pyrazolecarboxylate, 99%-See B25351 1H-Pyrazole-4-carboxylic acid ethyl ester | [EINECS(EC#)]
609-452-9 | [Molecular Formula]
C6H8N2O2 | [MDL Number]
MFCD00010844 | [Molecular Weight]
140.14 | [MOL File]
37622-90-5.mol |
Chemical Properties | Back Directory | [Appearance]
White to pale yellow crystalline powder | [Melting point ]
78-80 °C (lit.) | [Boiling point ]
138-140 °C/3 mmHg (lit.) | [density ]
1.2850 (rough estimate) | [refractive index ]
1.5010 (estimate) | [Fp ]
138-140°C/3mm | [storage temp. ]
Sealed in dry,Room Temperature | [solubility ]
Miscible with acetone. | [form ]
Crystalline Powder | [pka]
11.70±0.50(Predicted) | [color ]
White to pale yellow | [InChIKey]
KACZQOKEFKFNDB-UHFFFAOYSA-N | [LogP]
0.909 (est) | [CAS DataBase Reference]
37622-90-5(CAS DataBase Reference) | [NIST Chemistry Reference]
4-(C2H5COO)-pyrazole(37622-90-5) |
Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S37/39:Wear suitable gloves and eye/face protection . | [WGK Germany ]
3
| [Hazard Note ]
Irritant | [HazardClass ]
IRRITANT | [HS Code ]
29331990 |
Hazard Information | Back Directory | [Chemical Properties]
White to pale yellow crystalline powder | [Uses]
Ethyl pyrazole-4-carboxylate is used for the synthesis of isoxazole-4-carboxylic acid derivatives and isoxazole-3,5-dicarboxamides.
| [Synthesis Reference(s)]
Journal of Heterocyclic Chemistry, 30, p. 865, 1993 DOI: 10.1002/jhet.5570300404 |
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