3,4-Dihydro-2,2-dioxo-7-methoxycarbonyl-1-methylbenzo[2,1-c]thiazin-4-one

3,4-二氢-2,2-二氧代-7-甲氧基羰基-1-甲基苯并[2,1-c]噻嗪-4-酮

Also known as: 1H-2,1-Benzothiazine-7-carboxylic acid, 3,4-dihydro-1-methyl-4-oxo-, methyl ester, 2,2-dioxide, 3,4-Dihydro-2,2-dioxo-7-methoxycarbonyl-1-methylbenzo[c][2,1]thiazin-4-one, BUTTPARK 75\04-41, HMS555M15, Methyl 1-methyl-2,2,4-trioxo-1,2,3,4-tetrahydro-2lambda6,1-benzothiazine-7-carboxylate, Methyl 1-methyl-4-oxo-3,4-dihydro-1H-benzo[c][1,2]thiazine-7-carboxylate 2,2-dioxide, Methyl 1-methyl-2,2,4-trioxo-1,2,3,4-tetrahydro-2,1-benzothiazine-7-carboxylate, Methyl 1-methyl-2,2,4-trioxo-2lambda6,1-benzothiazine-7-carboxylate

3,4-Dihydro-2,2-dioxo-7-methoxycarbonyl-1-methylbenzo[2,1-c]thiazin-4-one (CAS 175202-91-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H11NO5S and a molecular weight of 269.27400 g/mol. It is also known as 1H-2,1-Benzothiazine-7-carboxylic acid, 3,4-dihydro-1-methyl-4-oxo-, methyl ester, 2,2-dioxide, 3,4-Dihydro-2,2-dioxo-7-methoxycarbonyl-1-methylbenzo[c][2,1]thiazin-4-one and BUTTPARK 75\04-41. Key properties include a boiling point of 466ºC at 760mmHg, a density of 1.43g/cm3 and a flash point of 235.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

175202-91-2

Jingsj CID

J-998652-9

Molecular Formula

C₁₁H₁₁NO₅S

Chinese Name

3,4-二氢-2,2-二氧代-7-甲氧基羰基-1-甲基苯并[2,1-c]噻嗪-4-酮

Molecular Weight

269.27400 g/mol

Category

Ketones

Last updated

8/21/2026