Isothiazole-5-carboxylic acid - Names and Identifiers
Isothiazole-5-carboxylic acid - Physico-chemical Properties
Molecular Formula | C4H3NO2S
|
Molar Mass | 129.14 |
Density | 1.525±0.06 g/cm3 (20 ºC 760 Torr) |
Melting Point | 196-200℃ (decomposition) |
Boling Point | 178.4±23.0℃ (760 Torr) |
Flash Point | 61.7±22.6℃ |
Vapor Presure | 0.65mmHg at 25°C |
pKa | 1.23±0.10(Predicted) |
Storage Condition | 2-8°C |
Refractive Index | 1.617 |
Isothiazole-5-carboxylic acid - Introduction
Isothiazole-5-carboxylic acid, also known as 5-pyrimidinecarboxylic acid, is an organic compound. Its chemical formula is C4H3NO2S.
Properties: Isothiazole-5-carboxylic acid is a colorless to yellow crystal with weak acidity. It is less soluble in water, but soluble in organic solvents such as alcohols and ethers.
Application: Isothiazole -5-carboxylic acid is widely used in organic synthesis. It can be used as a starting material for the synthesis of antibiotics, fungicides, dyes, spices and pesticides. In addition, it is also used in the preparation of a variety of pharmaceutical intermediates and research in the field of medicine.
Preparation Method: The preparation method of isothiazole-5-carboxylic acid is various. One of the commonly used methods is by the reaction of pyrimidine and thiocyanic acid.
Safety Information: Isothiazole-5-carboxylic acid is generally stable under normal operating conditions. However, it can be irritating to the eyes, skin and respiratory system. Therefore, it is necessary to take appropriate protective measures during operation, such as wearing protective glasses and gloves, to ensure a well-ventilated experimental environment. If exposed to the compound, rinse immediately with plenty of water and seek medical help. At the same time, the compound should be kept away from fire and oxidizing agents and stored in a cool, dry place.
Last Update:2024-04-09 21:11:58