6,7-Dihydro-4H-pyrazolo[5,1-c][1,4]thiazine-2-carbaldehyde 5,5-dioxide(CAS: 623565-07-1)

6,7-Dihydro-4H-pyrazolo[5,1-c][1,4]thiazine-2-carbaldehyde 5,5-dioxide has a crystalline form and a molecular weight of approximately 301.15 g/mol. It is slightly soluble in water and more soluble in organic solvents. This compound is reactive, particularly towards nucleophiles and electrophiles, and it can undergo hydrogenation and aromatization reactions. It is stable under normal conditions but should be stored in a dry, shaded area to prevent hydrolysis.

6,7-Dihydro-4H-pyrazolo[5,1-c][1,4]thiazine-2-carbaldehyde 5,5-dioxide can be synthesized via the condensation of 4-amino-5-(pyrazol-1-yl)thiazole and acetaldehyde followed by oxidation to form the 5,5-dioxide. The reaction typically requires a mild oxidizing agent such as potassium permanganate. The yield is around 70-80%, and the product is isolated by recrystallization from ethanol.

6,7-Dihydro-4H-pyrazolo[5,1-c][1,4]thiazine-2-carbaldehyde 5,5-dioxide is used in the pharmaceutical industry for the synthesis of certain drugs. It is also employed in the development of sensors for detecting specific analytes. Additionally, due to its unique chemical structure, it may find applications in polymer chemistry and semiconductor technology.

When handling 6,7-Dihydro-4H-pyrazolo[5,1-c][1,4]thiazine-2-carbaldehyde 5,5-dioxide, it is essential to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be carried out in a well-ventilated area or a fume hood to minimize inhalation exposure. Spills should be contained and cleaned up immediately using appropriate absorbent materials. Always consult the safety data sheet (SDS) for detailed emergency procedures.