1,2-Thiazol-4-amine hydrochloride (1:1)(CAS: 64527-29-3)

1,2-Thiazol-4-amine hydrochloride (CAS: 64527-29-3) is a crystalline solid with a molecular weight of approximately 175.68 g/mol. It has a pKa of around 4.2, indicating a weakly acidic nature. The compound is soluble in water and ethanol, but less so in organic solvents. It is a stable compound under normal conditions but is reactive with bases. It is often used as a functional group for further chemical modifications.

1,2-Thiazol-4-amine hydrochloride is typically synthesized by the reaction of 1,2-thiazole with 4-aminobenzenesulfonyl chloride in the presence of a catalytic amount of anhydrous pyridine. The reaction proceeds under mild conditions, yielding a 1:1 molar ratio of the amine to the hydrochloride salt. The isolated yield is usually around 90%, with high selectivity towards the desired product.

1,2-Thiazol-4-amine hydrochloride (CAS: 64527-29-3) is primarily used in the pharmaceutical industry for the synthesis of drugs. It is also employed in the polymer industry for the development of novel polymer materials, and in the sensor industry for the fabrication of gas sensors. Additionally, it has applications in the semiconductor industry for the preparation of organic electronic materials.

When handling 1,2-Thiazol-4-amine hydrochloride (CAS: 64527-29-3), it is essential to wear appropriate personal protective equipment (PPE), including gloves, safety goggles, and a lab coat. The compound should be stored in a cool, dry place away from direct sunlight. In case of spills, the area should be ventilated and the spill cleaned up using appropriate absorbent materials. Always consult the Safety Data Sheet (SDS) for detailed emergency procedures and storage conditions.