Basic information
- CAS
118854-48-1- Standard SMILES
CC(C)OC(=O)C1=C(O)c2ccccc2S(=O)(=O)N1C- InChIKey
ZHWSBDIYCSOTBY-UHFFFAOYSA-N- Molecular formula
- C13H15NO5S
- Average molar mass
- 297.33 g/mol
Names & identifiers
- Preferred name
- Isopropyl-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate-1,1-dioxide
- IUPAC
- propan-2-yl 4-hydroxy-2-methyl-1,1-dioxo-1λ6,2-benzothiazine-3-carboxylate
- English name
- 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid isopropyl ester 1,1-dioxide
- Molecular formula
- C13H15NO5S
- Molecular weight
- 297.33
Names & synonyms
118854-48-1Isopropyl-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate-1,1-dioxideMeloxicam impurity F7EFQ1F465LMeloxicam impurity F [EP]UNII-7EFQ1F465LMELOXICAM IMPURITY F [EP IMPURITY]PIROXICAM IMPURITY L [EP IMPURITY]MELOXICAM IMPURITY F (EP IMPURITY)PIROXICAM IMPURITY L (EP IMPURITY)RefChem:201307Isopropyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide
Show more names
Piroxicam EP IMP LPiroxicaM iMpurity LMeloxicam Impurity F(EP)Meloxicam EP Impurity F(EP)Isopropyl 4-Hydroxy-2-methyl-Meloxicam USP Related Compound C1-Methylethyl 4-Hydroxy-2-methyl-2HMeloxicam EP Impurity F (Piroxicam EP Impurity L)Piroxicam EP Impurity L (Meloxicam EP Impurity F)
Isopropyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxideNSC640233NSC-640233Isopropyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide (Piroxicam Impurity L)1-Methylethyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxidepropan-2-yl 4-hydroxy-2-methyl-1,1-dioxo-1lambda6,2-benzothiazine-3-carboxylate2H-1,2-Benzothiazine-3-carboxylic acid, 4-hydroxy-2-methyl-, 1-methylethyl ester, 1,1-dioxideMeloxicam EP Impurity F;<br>Piroxicam EP Impurity L
Properties
Computed structural properties
- XLogP
- 3.6
- Topological polar surface area
- 92.3 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 6
- Rotatable bonds
- 3
- Heavy atoms
- 20
- Formal charge
- 0
- Complexity
- 531
Physicochemical properties
- Melting point
- 200 °C · 200 °C
- Boiling point
- 450.5 · 450.5±55.0 °C(Predicted)
- Density
- 1.408 · 1.408
- storage temp.
- -20 °C · -20°C Freezer, Under inert atmosphere
- solubility
- Chloroform (Slightly), Methanol (Slightly)
- pka
- 4.5 · 4.50±1.00(Predicted)
- color
- White to Off-White
- Major Application
- pharmaceutical
- InChI
- 1S/C13H15NO5S/c1-8(2)19-13(16)11-12(15)9-6-4-5-7-10(9)20(17,18)14(11)3/h4-8,15H,1-3H3
- InChIKey
- ZHWSBDIYCSOTBY-UHFFFAOYSA-N
- FDA UNII
- 7 EFQ1F465L · 7EFQ1F465L
- UNSPSC Code
- 41116107 · 41116107
- NACRES
- 24 · NA.24
- Symbol(GHS)
- 6 · GHS06
- Signal word
- Danger
- Hazard statements
- 301 · H301
Safety & regulation
GHS classification
GHS Classification
Warning
H315 (95.1%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 41 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Regulatory InformationStatus: Active Update: 19-06-2020 https://echa.europa.eu/registration-dossier/-/registered-dossier/31232
Hazard Classes and CategoriesSkin Irrit. 2 (95.1%)
Safety data
- wgk
- WGK 3
- hs_code
- 2934990002
- risk_code
- 36/37/38
- Signal word
- Danger
- Symbol(GHS)
- GHS06
- hazard_code
- Xi
- safety_code
- 26
- Storage Class
- 6.1D - Non-combustible acute toxic Cat.3toxic hazardous materials or hazardous materials causing chronic effects
- Hazard statements
- H301
- REACH Registrations
- Active
- Hazard Classifications
- Acute Tox. 3 Oral
- Precautionary statements
- P264-P270-P301+P310-P405-P501
Chemistry & industry
Applications
UsesPiroxicam Impurity L. Also an impurity found in meloxicam (M216100). Meloxicam USP Related Compound C.
Upstream & downstream products
Downstream products
Suppliers68 total
宁波君龙新材料有限公司0574 88552216 19032109277 · [email protected]
Career Henan Chemica Co+86-0371-86658258 +86-13203830695 · [email protected]
艾吉析科技（上海）有限公司17717235263 · [email protected]
怀化元研达生物技术有限责任公司18711085600 · [email protected]
广州隽沐生物科技股份有限公司020-36607679; 13502246435 · [email protected]
广州佳途科技股份有限公司81960175 18933936954 · [email protected]
普善实业（陕西）有限公司029-81310890 18165209495 · [email protected]
Dayang Chem (Hangzhou) Co.,Ltd.+86-0571-88938639 17705817739 · [email protected]
淮安嘉目生物科技有限公司0517-83187139 18205232085 · [email protected]
Sinco Pharmachem (ShenZhen) R&D Co., Ltd.+86-18603013401 · [email protected]
Related reactions
4 records
Compound notes
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