Ethyl 3-methyl-1H-pyrazole-5-carboxylate
- CAS NO.：4027-57-0
- Empirical Formula: C7H10N2O2
- Molecular Weight: 154.17
- MDL number: MFCD00052514
- EINECS: 223-702-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 01:19:21
What is Ethyl 3-methyl-1H-pyrazole-5-carboxylate?
Chemical properties
White to yellow solid
The Uses of Ethyl 3-methyl-1H-pyrazole-5-carboxylate
Ethyl 3-Methyl-5-pyrazolecarboxylate is a useful synthetic intermediate. It is used to prepare tetrahydroisoquinoline amide substituted Ph pyrazoles as selective Bcl-2 inhibitors. It is also studies as a hypolipidemic agent.
The Uses of Ethyl 3-methyl-1H-pyrazole-5-carboxylate
Ethyl 3-methylpyrazole-5-carboxylate may be used to synthesize the following ligands:
- potassium salt of new dihydrobis(3-carboxyethyl-5-methylpyrazolyl)borate (BpCOOEt,Me)
- [(3-carboxy-5-methyl-1H-1-pyrazolyl) (3-methyl-5-carboxy-1H-1-pyrazolyl)methane, which readily forms Zn(II) and Cd(II) complexes
- bis(3-carboxy-5-methyl-1H-1-pyrazolyl)methane, which readily forms Zn(II) and Cd(II) complexes
General Description
Ethyl 3-methylpyrazole-5-carboxylate can be prepared by reacting ethyl acetylpyruvate and hydrazine.
Properties of Ethyl 3-methyl-1H-pyrazole-5-carboxylate
| Melting point: | 80-84 °C (lit.) |
| Boiling point: | 299.1±20.0 °C(Predicted) |
| Density | 1.171±0.06 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| form | powder to crystal |
| pka | 11.60±0.10(Predicted) |
| color | White to Light yellow |
| BRN | 4192 |
| CAS DataBase Reference | 4027-57-0(CAS DataBase Reference) |
| NIST Chemistry Reference | 3(5)-methyl-5(3)-ethoxycarbonylpyrazole(4027-57-0) |
Safety information for Ethyl 3-methyl-1H-pyrazole-5-carboxylate
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Ethyl 3-methyl-1H-pyrazole-5-carboxylate
| InChIKey | BOTXQJAHRCGJEG-UHFFFAOYSA-N |
Ethyl 3-methyl-1H-pyrazole-5-carboxylate manufacturer
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