Methyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide
4-羟基-2H-1,2-苯并噻嗪-3-羧酸甲酯 1,1-二氧化物
Also known as: Methyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide, 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylic acid methyl ester 1,1-dioxide, Piroxicam impurity G, Piroxicam EP impurity G, methyl 4-hydroxy-1,1-dioxo-2H-1λ⁶,2-benzothiazine-3-carboxylate, Methyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide (Piroxicam Impurity G)
- CAS No.
- 35511-14-9
- Jingsj CID
- J-1092319-5
- Molecular Formula
- C10H9NO5S
- Chinese Name
- 4-羟基-2H-1,2-苯并噻嗪-3-羧酸甲酯 1,1-二氧化物
- Molecular Weight
- 255.24700 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 168-170ºC |
|---|---|
| Boiling Point | 447ºC at 760mmHg |
| Density | 1.568g/cm3 |
| Flash Point | 224.2ºC |
Frequently Asked Questions
What is the CAS number of Methyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide?
35511-14-9
What are the molecular formula and molecular weight of Methyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide?
C10H9NO5S, molecular weight 255.24700 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026