4058-91-7
5-Amino-1-methyl-1H-pyrazole-4-carboxylic acid
CAS: 4058-91-7
Molecular Formula: C5H7N3O2
4058-91-7 - Names and Identifiers
4058-91-7 - Physico-chemical Properties
| Molecular Formula | C5H7N3O2 |
| Molar Mass | 141.13 |
| Density | 1.56g/cm3 |
| Boling Point | 371.3°C at 760 mmHg |
| Flash Point | 178.3°C |
| Vapor Presure | 3.61E-06mmHg at 25°C |
| Storage Condition | under inert gas (nitrogen or Argon) at 2–8 °C |
| Refractive Index | 1.663 |
4058-91-7 - Introduction
Acid is an organic compound with the chemical formula C5H7N3O2.
Nature:
-Appearance: Colorless crystalline solid
-Melting point: 170-172°C
-Solubility: Soluble in water and some organic solvents
Use:
-Chemical reagents: used as starting materials in organic synthesis and medicinal chemistry
-Pesticide intermediates: intermediates used to synthesize certain pesticides
-Pharmaceutical Field: May have some anti-inflammatory and anti-tumor activity
Preparation Method:
The preparation of acid is usually carried out by the following steps:
1. Pyrrole reacts with methylating reagent to obtain 1-methylpyrazole.
2. In the presence of potassium hydroxide, 1-methylpyrazole and nitrile compounds are reacted to obtain acid.
Safety Information:
-May be irritating, avoid direct contact with skin or eyes.
-In use or operation, should comply with the relevant safety procedures and protective measures.
-When storing, keep dry and away from ignition or flammable substances.
Nature:
-Appearance: Colorless crystalline solid
-Melting point: 170-172°C
-Solubility: Soluble in water and some organic solvents
Use:
-Chemical reagents: used as starting materials in organic synthesis and medicinal chemistry
-Pesticide intermediates: intermediates used to synthesize certain pesticides
-Pharmaceutical Field: May have some anti-inflammatory and anti-tumor activity
Preparation Method:
The preparation of acid is usually carried out by the following steps:
1. Pyrrole reacts with methylating reagent to obtain 1-methylpyrazole.
2. In the presence of potassium hydroxide, 1-methylpyrazole and nitrile compounds are reacted to obtain acid.
Safety Information:
-May be irritating, avoid direct contact with skin or eyes.
-In use or operation, should comply with the relevant safety procedures and protective measures.
-When storing, keep dry and away from ignition or flammable substances.
Last Update：2024-04-09 02:00:45
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