Basic information Safety Supplier Related
ChemicalBook >  Product Catalog >  Analytical Chemistry >  Standard >  Pharmaceutical Impurity Reference Standards >  4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxide

4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxide

Basic information Safety Supplier Related

4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxide Basic information

Product Name:
4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxide
Synonyms:
  • Isopropyl-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate-1,1-dioxide
  • 4-HYDROXY-2-METHYL-1H-1,2-BENZOTHIAZINE-3-CARBOXYLICACIDISOPROPYLESTER-1,1-DIOXIDE
  • 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropylester-1,1-dioxide (intermediate of piroxicam)
  • Isopropyl 2-methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylater 1,1-dioxide
  • Isopropyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide (Piroxicam Impurity L)
  • Isopropyl 4-Hydroxy-2-methyl-
  • Meloxicam Related Compound C (30 mg) (Isopropyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate-1,1-dioxide)
  • MeloxicaM IMpurity F
CAS:
118854-48-1
MF:
C13H15NO5S
MW:
297.33
Product Categories:
  • Aromatics
  • Impurities
  • Organic acids
  • Intermediates & Fine Chemicals
  • Pharmaceuticals
  • Sulfur & Selenium Compounds
  • (intermediate of piroxicam)
Mol File:
118854-48-1.mol
More
Less

4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxide Chemical Properties

Melting point:
200 °C
Boiling point:
450.5±55.0 °C(Predicted)
Density 
1.408
storage temp. 
-20°C Freezer, Under inert atmosphere
solubility 
Chloroform (Slightly), Methanol (Slightly)
pka
4.50±1.00(Predicted)
color 
White to Off-White
More
Less

Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26
HS Code 
2934990002
More
Less

4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxide Usage And Synthesis

Uses

Piroxicam Impurity L. Also an impurity found in meloxicam (M216100). Meloxicam USP Related Compound C.

4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxideSupplier

J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Email
jkinfo@jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Tel
021-50135380
Email
shchemsky@sina.com
BOC Sciences
Tel
1-631-485-4226; 16314854226
Email
info@bocsci.com
Shanghai Hao Yun Chemical Science Co.,Ltd.
Tel
021-68367562 15002147577;
Email
sales@haoyunchem.com
ChemStrong Scientific Co.,Ltd
Tel
0755-0755-66853366 13670046396
Email
sales@chem-strong.com