ChemicalBook >> CAS DataBase List >>1-ETHYL-3-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID
1-ETHYL-3-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID
- CAS No.
- 50920-65-5
- Chemical Name:
- 1-ETHYL-3-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID
- Synonyms
- 1-ETHYL-3-METHYLPYRAZOLE-5-CARBOXYLIC ACID;AKOS PAO-0004;BUTTPARK 37\06-99;TIMTEC-BB SBB005436;4,4''-dimethyl-2,2''-dipyridyl;4,4''-dimethyl-2,2''-dipyridyl;Ethylmethylpyrazolecarboxylicacid;1-Ethyl-3-methylpyrazole-5-carboxylic;2-ethyl-5-methyl-3-pyrazolecarboxylate;2-ethyl-5-methylpyrazole-3-carboxylicaci
- CBNumber:
- CB8486604
- Molecular Formula:
- C7H10N2O2
- Molecular Weight:
- 154.17
- MDL Number:
- MFCD00156147
- MOL File:
- 50920-65-5.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-05-28 05:20:49
| Product description | Number | Pack Size | Price |
| 1-Ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 97% | 681881 | 1g | $75.5 |
| 1-Ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 97% | 681881 | 5g | $136 |
| 1-Ethyl-3-methylpyrazole-5-carboxylic Acid >98.0%(GC)(T) | E1228 | 1g | $34 |
| 1-Ethyl-3-methylpyrazole-5-carboxylic Acid >98.0%(GC)(T) | E1228 | 5g | $124 |
| 1-Ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 98% | 4H21-1-AP | 25g | $360 |
| More product size | |||
| Melting point | 130 °C |
|---|---|
| Boiling point | 308.5±22.0 °C(Predicted) |
| Density | 1.23±0.1 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | soluble in Methanol |
| form | powder to crystal |
| pka | 3.27±0.10(Predicted) |
| color | White to Light yellow |
| InChI | InChI=1S/C7H10N2O2/c1-3-9-6(7(10)11)4-5(2)8-9/h4H,3H2,1-2H3,(H,10,11) |
| InChIKey | VFMGOJUUTAPPDA-UHFFFAOYSA-N |
| SMILES | N1(CC)C(C(O)=O)=CC(C)=N1 |
| CAS DataBase Reference | 50920-65-5(CAS DataBase Reference) |
| UNSPSC Code | 12352100 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H315-H319 | |||||||||
| Precautionary statements | P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313 | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| Hazard Codes | Xn | |||||||||
| Risk Statements | 22 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | UQ6407500 | |||||||||
| HazardClass | IRRITANT | |||||||||
| HS Code | 2933199090 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications | Acute Tox. 4 Oral | |||||||||
| NFPA 704 |
|
1-ETHYL-3-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID price More Price(84)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 681881 | 1-Ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 97% | 50920-65-5 | 1g | $75.5 | 2023-06-20 | Buy |
| Sigma-Aldrich | 681881 | 1-Ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 97% | 50920-65-5 | 5g | $136 | 2023-06-20 | Buy |
| TCI Chemical | E1228 | 1-Ethyl-3-methylpyrazole-5-carboxylic Acid >98.0%(GC)(T) | 50920-65-5 | 1g | $34 | 2026-04-30 | Buy |
| TCI Chemical | E1228 | 1-Ethyl-3-methylpyrazole-5-carboxylic Acid >98.0%(GC)(T) | 50920-65-5 | 5g | $124 | 2026-04-30 | Buy |
| SynQuest Laboratories | 4H21-1-AP | 1-Ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 98% | 50920-65-5 | 25g | $360 | 2026-05-22 | Buy |
1-ETHYL-3-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID Preparation Products And Raw materials
Raw materials
Preparation Products
Global( 191)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| ATK CHEMICAL COMPANY LIMITED | +undefined-21-51877795 | ivan@atkchemical.com | China | 33024 | 60 |
| Zhejiang ZETian Fine Chemicals Co. LTD | +8618957127338 | stella@zetchem.com | China | 2994 | 58 |
| Jinan Finer Chemical Co., Ltd | +86-531-88989536 +86-15508631887 | sales@finerchem.com | China | 2950 | 58 |
| Accela ChemBio Inc. | +1-858-6993322 | info@accelachem.com | United States | 21193 | 58 |
| Wuhan Chemwish Technology Co., Ltd | 027-67849912 | sales@chemwish.com | CHINA | 10821 | 58 |
| CONIER CHEM AND PHARMA LIMITED | +8618523575427 | sales@conier.com | China | 49979 | 58 |
| Jinan Liheng Biotechnology Co., Ltd. | 15865262812 | info@lihengpharm.com | CHINA | 938 | 58 |
| Guangzhou Yuheng Pharmaceutical Technology Co., Ltd | +8613580539051 | joe@yuhengpharm.com | CHINA | 21142 | 58 |
| Career Henan Chemica Co | +86-0371-86658258 +8613203830695 | laboratory@coreychem.com | China | 30225 | 58 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +8618949823763 | sales@tnjchem.com | China | 34563 | 58 |
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4,4''-dimethyl-2,2''-dipyridyl
1-ETHYL-3-METHYLPYRAZOLE-5-CARBOXYLIC ACID
50920-65-5
Pyrazoles
Building Blocks
Heterocyclic Compounds
Building Blocks
C7 to C8
Chemical Synthesis
Heterocyclic Building Blocks
Heterocyclic Building Blocks
Pyrazoles
