5-Methyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-dione(CAS: 3425-89-6)

5-Methyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-dione, also known as 5-MA, is a chemical compound with the CAS number 3425-89-6. It features a bicyclic structure with a furan ring fused to an isobenzofuran ring, and includes a methyl substituent. This compound is used in various applications, including pharmaceuticals, research, and as an intermediate in organic synthesis. Its properties include a yellow to orange solid with a distinctive odor.

5-Methyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-dione is primarily used as an intermediate in the synthesis of pharmaceuticals and other organic compounds. It is also utilized in research for studying chemical reactions and properties of related compounds. Additionally, it may be used in the formulation of certain dyes and pigments.

5-Methyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-dione is generally considered safe for laboratory use when proper precautions are taken. However, it should be handled with care due to its potential skin and eye irritation. Protective equipment such as gloves and safety goggles should be worn, and it should be stored in a well-ventilated area away from direct sunlight and sources of ignition. Accidental ingestion or inhalation should be avoided, and exposure should be minimized.

5-Methyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-dione should be stored in a cool, dry place away from direct sunlight and sources of ignition. It should be kept in a tightly sealed container to prevent moisture absorption. The storage area should be well-ventilated, and the compound should be protected from extremes of temperature and humidity. It is important to label the container clearly with the proper hazards and safety information, and to follow all local regulations for chemical storage and disposal.