Methyl 3-amino-5-methyl-2-thiophenecarboxylate(CAS: 76575-71-8)

Methyl 3-amino-5-methyl-2-thiophenecarboxylate (CAS: 76575-71-8) is a crystalline compound with a molecular weight of approximately 184.22 g/mol. It has a high solubility in organic solvents like ethanol and acetone, but is only slightly soluble in water. The compound is known for its reactivity, particularly in nucleophilic substitution reactions, and it can act as a weak acid in certain conditions.

Methyl 3-amino-5-methyl-2-thiophenecarboxylate can be synthesized via a multi-step process involving the condensation of 3-amino-5-methylthiophenol with methyl acetate in the presence of a catalytic amount of sulfuric acid. The reaction is performed under mild conditions, and the product is purified by recrystallization from acetone. The yield is typically around 75-80%.

Methyl 3-amino-5-methyl-2-thiophenecarboxylate is used in the pharmaceutical industry for the synthesis of certain drugs, and also in the polymer industry for the modification of polymer properties. It has potential applications in the development of sensors and semiconductors due to its functional groups.

When handling Methyl 3-amino-5-methyl-2-thiophenecarboxylate (CAS: 76575-71-8), it is important to use appropriate personal protective equipment (PPE) such as gloves and goggles. The compound should be handled in a well-ventilated area or a fume hood to avoid inhalation. In case of a spill, it should be carefully cleaned up using appropriate absorbent materials, and the area should be well-ventilated. Always consult the Safety Data Sheet (SDS) for detailed safety information.