Methyl 6-chloro-4-hydroxy-2-methyl-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide

6-氯-4-羟基-2-甲基-2H-噻吩并[2,3-e][1,2]噻嗪-3-羧酸甲酯-1,1-二氧化物

Also known as: 6-Chloro-4-hydroxy-2-methyl-2H-thieno[2,3-e]-1,2-thiazine-3-carboxylic acid methyl ester 1,1-dioxide, 6-Chloro-4-hydroxy-2-methyl-2H-thieno[2,3-e][1,2]thiazine-3-carboxylic acid methyl ester 1,1-dioxide, 6-Chloro-4-hydroxy-2-methyl-3-methoxycarbonyl-2H-thieno[2,3-e]-1,2-thiazine 1,1-dioxide, Lornoxicam intermediate, Methyl 6-chloro-4-hydroxy-2-methyl-1,1-dioxothieno[2,3-e]thiazine-3-carboxylate, 2H-Thieno[2,3-e]-1,2-thiazine-3-carboxylic acid, 6-chloro-4-hydroxy-2-methyl-, methyl ester, 1,1-dioxide, AKOS 90294, XLT-A5

Methyl 6-chloro-4-hydroxy-2-methyl-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide (CAS 70415-50-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H8ClNO5S2 and a molecular weight of 309.746 g/mol. It is also known as 6-Chloro-4-hydroxy-2-methyl-2H-thieno[2,3-e]-1,2-thiazine-3-carboxylic acid methyl ester 1,1-dioxide, 6-Chloro-4-hydroxy-2-methyl-2H-thieno[2,3-e][1,2]thiazine-3-carboxylic acid methyl ester 1,1-dioxide and 6-Chloro-4-hydroxy-2-methyl-3-methoxycarbonyl-2H-thieno[2,3-e]-1,2-thiazine 1,1-dioxide. Key properties include a melting point of 198-200ºC, a boiling point of 482.3±55.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 245.5±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

70415-50-8

Jingsj CID

J-1938097-7

Molecular Formula

C₉H₈ClNO₅S₂

Chinese Name

6-氯-4-羟基-2-甲基-2H-噻吩并[2,3-e][1,2]噻嗪-3-羧酸甲酯-1,1-二氧化物

Molecular Weight

309.746 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026