16034-46-1
1-Methyl-1H-pyrazole-5-carboxylic acid
CAS: 16034-46-1
Molecular Formula: C5H6N2O2
16034-46-1 - Names and Identifiers
| Name | 1-Methyl-1H-pyrazole-5-carboxylic acid |
| Synonyms | AKOS B000141 AKOS PAO-0505 ART-CHEM-BB B000141 TIMTEC-BB SBB000007 CHEMBRDG-BB 4401287 1-bromopyrazole-5-carboxylic acid 1-Methyl-pyrazole-5-carboxylicacid 1-Methyl-1H-pyrazole-5-carboxylic acid 2-methyl-2h-pyrazole-3-carboxylic acid 2-METHYL-2H-PYRAZOLE-3-CARBOXYLIC ACID |
| CAS | 16034-46-1 |
| InChI | InChI=1/C5H6N2O2/c1-7-4(5(8)9)2-3-6-7/h2-3H,1H3,(H,8,9) |
| InChIKey | JREJQAWGQCMSIY-UHFFFAOYSA-N |
16034-46-1 - Physico-chemical Properties
| Molecular Formula | C5H6N2O2 |
| Molar Mass | 126.11 |
| Density | 1.34±0.1 g/cm3(Predicted) |
| Melting Point | 220-225 °C |
| Boling Point | 306.9±15.0 °C(Predicted) |
| Flash Point | 139.4°C |
| Vapor Presure | 0.000326mmHg at 25°C |
| Appearance | Crystallization |
| Maximum wavelength(λmax) | 259nm(MeOH)(lit.) |
| pKa | 3.03±0.25(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.59 |
| MDL | MFCD00464253 |
16034-46-1 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | 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 |
| UN IDs | 2811 |
| WGK Germany | 3 |
| HS Code | 29331990 |
| Hazard Note | Harmful |
| Hazard Class | IRRITANT |
16034-46-1 - Introduction
acid (acid) is an organic compound. The following is a description of its nature, use, formulation and safety information:
Nature:
The acid is a white crystalline solid. It is stable at room temperature and can be dissolved in water and some organic solvents. It is acidic and soluble in alkali.
Use:
acid is often used as an intermediate in organic synthesis for the synthesis of various organic compounds. It can be used to synthesize biologically active compounds, such as drugs, pesticides and dyes.
Method:
The acid can be prepared by the following steps:
1. Pyrazole reacts with acetone to obtain 1-methyl -1H-pyrazole.
2. React 1-methyl-1h-pyrazole with chlorinated alkyl carboxylic acid to obtain acid.
Safety Information:
There are no specific reports and data on the toxicity and safety of the acid. However, like many organic compounds, they should be used in accordance with Good Laboratory Practices and with appropriate protective measures, such as wearing gloves and goggles. If necessary, operate under an ion Hood to avoid inhalation or exposure to high concentrations of compounds.
Please note that the specific use and safety of this compound also depends on the specific application and situation. It is recommended to understand in detail and follow the corresponding safety and operation guidelines before use.
Nature:
The acid is a white crystalline solid. It is stable at room temperature and can be dissolved in water and some organic solvents. It is acidic and soluble in alkali.
Use:
acid is often used as an intermediate in organic synthesis for the synthesis of various organic compounds. It can be used to synthesize biologically active compounds, such as drugs, pesticides and dyes.
Method:
The acid can be prepared by the following steps:
1. Pyrazole reacts with acetone to obtain 1-methyl -1H-pyrazole.
2. React 1-methyl-1h-pyrazole with chlorinated alkyl carboxylic acid to obtain acid.
Safety Information:
There are no specific reports and data on the toxicity and safety of the acid. However, like many organic compounds, they should be used in accordance with Good Laboratory Practices and with appropriate protective measures, such as wearing gloves and goggles. If necessary, operate under an ion Hood to avoid inhalation or exposure to high concentrations of compounds.
Please note that the specific use and safety of this compound also depends on the specific application and situation. It is recommended to understand in detail and follow the corresponding safety and operation guidelines before use.
Last Update：2024-04-09 20:45:29
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View History
16034-46-1
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