Methylthiouracil (CAS 56-04-2) Suppliers and Product Information

Methylthiouracil is a thiourea antithyroid agent that inhibits the synthesis of thyroid hormone. It is used in the treatment of hyperthyroidism. It is a derivative of methylthiouracil, a competitive inhibitor of Nitric Oxide Synthase (NOS), and has potential as an anti-inflammatory agent.

Safety Information: Methylthiouracil is classified as an irritant and a possible carcinogen. It is moderately toxic by ingestion and has experimental carcinogenic, neoplastigenic, tumorigenic, and teratogenic data. When heated to decomposition, it emits very toxic fumes of NOx and SOx.

Frequently Asked Questions

Q: What is the primary use of Methylthiouracil?

A: Methylthiouracil is primarily used as an antithyroid agent for the treatment of hyperthyroidism. It works by inhibiting the synthesis of thyroid hormone.

Q: How should Methylthiouracil be stored?

A: Methylthiouracil should be kept in a dark place, sealed in dry conditions at room temperature.

Q: Is Methylthiouracil water-soluble?

A: No, Methylthiouracil is insoluble in water. However, it is soluble in heated DMSO and slightly soluble in heated methanol.

Q: Are there any safety concerns with handling Methylthiouracil?

A: Yes, Methylthiouracil is classified as an irritant and a possible carcinogen. It should be handled with care, using appropriate safety equipment. It's toxic if absorbed through the skin or swallowed, and harmful if inhaled.