1-Methyl-1H-Pyrazol-4-Ylboronic Acid

1-Methyl-1H-Pyrazol-4-Ylboronic Acid - Names and Identifiers

Name	1-Methyl-1H-pyrazole-4-boronic acid
Synonyms	1-Methylpyrazole-1H-4-boronic acid (1-Methyl-4-pyrazolyl)boronic acid 1-Methyl-1H-pyrazole-4-boronic acid 1-Methyl-1H-pyrazol-4-ylboronicacid 1-Methyl-1H-Pyrazol-4-Ylboronic Acid (1-methyl-1H-pyrazol-4-yl)boronic acid 1-Methyl-1h-pyrazol-4-yl-4-boronic acid 1-Methyl-1H-pyrazole-4-boronic acid HCl 1-Methyl-1H-pyrazole-4-boronic acid xHCl 1-Methyl-1H-pyrazole-4-boronic acid hydrochloride Boronic acid, B-(1-methyl-1H-pyrazol-4-yl)-, hydrochloride
CAS	847818-55-7
InChI	InChI=1/C4H7BN2O2/c1-7-3-4(2-6-7)5(8)9/h2-3,8-9H,1H3

1-Methyl-1H-Pyrazol-4-Ylboronic Acid - Physico-chemical Properties

Molecular Formula	C4H7BN2O2
Molar Mass	125.92
Density	1.23
Boling Point	323 ºC
Flash Point	149 ºC
Vapor Presure	0.000111mmHg at 25°C
pKa	7.77±0.10(Predicted)
Storage Condition	Inert atmosphere,Store in freezer, under -20°C
Refractive Index	1.533

1-Methyl-1H-Pyrazol-4-Ylboronic Acid - Risk and Safety

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. S36/37 - Wear suitable protective clothing and gloves.
HS Code	29339900

1-Methyl-1H-Pyrazol-4-Ylboronic Acid - Introduction

Acid is an organic compound with the chemical formula C4H7BN2O2.

Nature:
acid is a white crystalline solid, soluble in some organic solvents such as ethanol, dimethyl sulfide and dimethylformamide. It is a weak acid that can react with a base to form the corresponding salt.

Use:
acid is an important organic synthesis intermediate, which is widely used in the fields of drug synthesis, pesticide synthesis and natural product synthesis. It can be coupled with other organic compounds to form new compounds. It can also act as a ligand for catalysts and play a role in organic synthesis.

Preparation Method:
There are many methods for preparing acid. The common method is to react 1-methyl -1H-pyrazole with triphenyl sulfide boronate to generate acid under alkali catalysis.

Safety Information:
The acid is relatively stable under general conditions, but it is not light-resistant. Avoid exposure to sunlight or bright lighting during storage and operation. Its dust may be irritating to the eyes, skin and respiratory system, so wear appropriate personal protective equipment when handling.

Last Update：2024-04-09 20:49:11