4-Methyl-3H-1,2,4-triazole-3,5-dione

4-甲基-3H-1,2,4-三唑-3,5-二酮

Also known as: 4-Methyl-1,2,4-triazoline-3,5-dione, N-Methyl-1,2,4-triazoline-3,5-dione, 4-Methyl-1,2,4-triazolinedione, N-Methyl-1,2,4-triazolinedione, 4-MTAD, 3H-1,2,4-Triazole-3,5(4H)-dione, 4-methyl-, 4-Methyl-4H-1,2,4-triazole-3,5-dione

4-Methyl-3H-1,2,4-triazole-3,5-dione (CAS 13274-43-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C3H3N3O2 and a molecular weight of 113.07500 g/mol. It is also known as 4-Methyl-1,2,4-triazoline-3,5-dione, N-Methyl-1,2,4-triazoline-3,5-dione and 4-Methyl-1,2,4-triazolinedione. Key properties include a melting point of 107-109ºC(lit.), a boiling point of 137.5ºC at 760mmHg, a density of 1.71g/cm3 and a flash point of 36.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

13274-43-6

Jingsj CID

J-40218-5

Molecular Formula

C₃H₃N₃O₂

Chinese Name

4-甲基-3H-1,2,4-三唑-3,5-二酮

Molecular Weight

113.07500 g/mol

Category

Ketones

Last updated

8/21/2026