35511-15-0

• 常用中文名：4-羟基-2-甲基-2H-1,2-苯并噻嗪-3-羧酸甲酯-1,1-二氧化物
• 常用英文名：Methyl 4-hydroxy-2-methyl-(2H)-1,2-benzothiazine-3-carboxylate-1,1-dioxide
• CAS号：35511-15-0
• 分子式：C₁₁H₁₁NO₅S
• 分子量：269.274
• 发布时间：2018-07-14 15:34:03
• 更新时间：2026-07-07 14:49:24
• 【用途一】
  是合成炎痛喜康等镇痛药物的中间体

名称

• 中文名: 甲基物
• 英文名: methyl 4-hydroxy-2-methyl-1,1-dioxo-1λ6,2-benzothiazine-3-carboxylate
• 中文别名: 2-甲基-4-羟基-2H-1,2-苯并异噻嗪-3-羧酸乙酯-1,1-二氧化物; 美洛昔康BP杂质D; 甲基4-羟基-2-甲基-2H-1,2-苯并噻嗪-3-羧酸盐 1,1-二氧化物; 供应2-甲基-4-羟基-2H-1,2-苯并噻唑-3-羧酸甲酯-1,1-二氧化物; 美洛昔康杂质E/吡罗昔康杂质J/盐酸特拉唑嗪杂质B 标准品; 2-溴苯甲酸甲酯; 美洛昔康杂质E(吡罗昔康杂质J); 吡罗昔康杂质J(美洛昔康杂质E); 4-羟基-2-甲基-2H-苯并[e][1,2]噻嗪-3-羧酸甲酯1,1-二氧化物(吡罗昔康杂质); 4-羟基-2-甲基-2H-苯并[E][1,2]噻嗪-3-羧酸甲酯1,1-二氧化物; 吡氧噻嗪杂质I; (甲基物)(2-甲基-4-羟基-2H-1,2-苯并异噻嗪-3-羧酸乙酯-1,1-二氧化物)(4-羟基-2-甲基-2H-1,2-苯并噻嗪-3-羧酸甲酯-1,1-二氧化物; 美洛昔康杂质5(美洛昔康杂质E); 2-甲基-4-羟基-2H-1,2-苯并异噻嗪-3-羧酸甲酯-1,1-二氧化物; 4-羟基-2-甲基-2H-1,2-苯并噻嗪-3-甲酸乙酯1,1-二氧化物 2)2-氨基-5-甲基噻唑; 4-羟基-2-甲基-2H-1,2-苯并噻嗪-3-羧酸甲酯-1,1-二氧化物甲基物; 吡罗昔康杂质10(吡罗昔康杂质J); 吡罗昔康甲基物; 2-甲基-4-羟基-2H-1,2-苯并噻嗪-3-羧酸甲酯-1,1-二氧化物; 美洛昔康杂质5; 2-甲基-4-羟基-2H-1,2-苯并噻唑-3-羧酸甲酯-1,1-二氧化物; 美洛昔康杂质E; 吡罗昔康杂质J; 2—甲基—4—羟基—2H—1,2—苯并噻唑—3—羟酸甲酯—1,1—二氧化物
• 英文别名: Piroxicam Impurity 10(Piroxicam Impurity J); Methyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-cboxylate 1,1-dioxide (Piroxicam Impurity); methyl 4-hydroxy-2-methyl-1,1-dioxo-2H-1,2-benzothiazine-3-carboxylate; Piroxicam Impurity J; 2-METHYL-4-HYDROXY-2H-1,2-BENZOTHIAZINE-3-CBOXYLIC METHYL ESTER-1,1-DIOXIDE; 2-Methyl-4-Hydroxy-2H-1,2-Benzotiazine-3-CboxylicAicdEthylEster-1,1-Dioxide; 2-METHYL-4-HYDROXY-2H-1,2-BENZOTHIAZINE-3-CBOXYLIC ACID METHYL ESTER 1,1-DIOXIDE; 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-cboxylic acid methyl ester 1,1; Methyl 4-hydroxy-2-methyl-1,1-dioxo-1,2-dihydro-1,2-benzothiazine-3-cboxylate; Methyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate-1,1-dioxide; 1, 1-dioxide, 2-methyl-4-hydroxy-2H-1, 2-benzothiazole-3-cboxylic acid, methyl ester; 2-METHYL-4-HYDROXY-2H-1,2-BENZOTHIAZINE-3-CBOXYLIC METHYL ESTER-1,1-DIOXIDE MIN; Meloxicam Impurity E methyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-cboxylate 1,1-dioxide; Meloxicam Impurity 5(Meloxicam Impurity E); METHYL 4-HYDROXY-2-METHYL-1,1-DIOXO-1Λ6,2-BENZOTHIAZINE-3-CBOXYLATE; EINECS 252-601-4; 2H-1,2-Benzothiazine-3-carboxylic acid, 4-hydroxy-2-methyl-, methyl ester, 1,1-dioxide; Methyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-cboxylate 1; 4-Hydroxy-2-methyl-3-(methoxycbonyl)-2H-1,2-benzothiazine 1,1-dioxide; 2-methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid methyl ester 1,1-dioxide; 4-hydroxy-2-methyl-3-methoxycarbonyl-2H-1,2-benzothiazine-1,1-dioxide; methyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-cboxylate 1,1-dioxide; Methyl Benzithiazine Methyl Ester (4-Hydroxy-2-Methyl-2 H-1, 2Benzothiazine-3- Cboxylic acid methyl ester-1,1-dioxide; Meloxicam Impurity E (Piroxicam Impurity J); Methyl 4-hydroxy-2-methyl-1,1-dioxo-2H-1,2-benzothiazine-3-c; 4-Hydroxy – 2– Methyl-2H-1,2-Benzothiazine-3-Cboxylic Acid 1,1-Dioxide Methyl Ester; Piroxicam Related Compound J; Methyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-cboxylate 1,1-Dioxide (Piroxicam Impurity J); 4-Hydroxy, 2-Methyl, 2h,1,2-Benzothiazine Cboxylic acid Methyl Ester-1,1-Dioxide; Piroxicam IMP J; Methyl 4-hydroxy-2-methyl-1,1-dioxo-2H-1,2-benzothiazine-3-cboxylate; Meloxicam BP Impurity D; Methyl 2-methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide; 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic methyl ester-1,1-dioxide; Methyl4-hydroxy-2-methyl-2H-1,2-benzothiazine3-cboxylate1,1-dioxide; 2-Methyl-4-hydroxy-2H-1,2-benzisothiazine-3-cboxylic acid ethyl ester-1,1-dioxide; 2H-1,2-Benzothiazine-3-cboxylic acid, 4-hydroxy-2-methyl-, methyl ester, 1,1-dioxide; 2-Methyl-3-(methoxycbonyl)-4-hydroxy-2H-1,2-benzothiazine 1,1-dioxide; 4-Hydroxy-2-Methyl; (3E)-3-[hydroxy(methoxy)methylidene]-2-methyl-1,1-dioxo-1; 2-Methyl-4-Hydroxy-2H-1,2-Benzothiazine-3-Carboxylic Methylester-1,1-Dioxide; Methyl 4-Hydroxy-2-methyl-2H-1,2-be; Piroxicam Impurity J (Meloxicam Impurity E); MFCD00071766; 2-Methyl-4-hydroxy-2H-1,2-benzisothiazine-3-cboxylic acid ethyl ester-1,1-diox; l^{6},2-benzothiazin-4-one; Methyl 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-cboxylate 1,1-dioxide; Methyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide; TIANFUCHEM-35-0-High purity 2-METHYL-4-HYDROXY-2H-1,2-BENZOTHIAZINE-3-CBOXYLIC METHYL ESTER-1,1-DIOXIDE factory price; Piroxicam Impurity JQ: What is Piroxicam Impurity J Q: What is the CAS Number of Piroxicam Impurity J Q: What is the storage condition of Piroxicam Impurity J Q: What e the applications of Piroxicam Impurity J

物化性质

• 密度: 1.5±0.1 g/cm3
• 沸点: 439.9±55.0 °C at 760 mmHg
• 熔点: 163-165ºC
• 分子式: C₁₁H₁₁NO₅S
• 分子量: 269.274
• 闪点: 219.8±31.5 °C
• 精确质量: 269.035797
• PSA: 92.29000
• LogP: 2.25
• 外观性状: 白色粉末
• 蒸汽压: 0.0±1.1 mmHg at 25°C
• 折射率: 1.632
• 储存条件: -20?C Freezer

MSDS

Material Safety Data Sheet Section1. Identification of the substance Product Name: 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic methyl ester-1,1-dioxide Synonyms: Section2. Hazards identification Harmful by inhalation, in contact with skin, and if swallowed. Section3. Composition/information on ingredients. Ingredient name:2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic methyl ester-1,1-dioxide CAS number:35511-15-0 Section4. First aid measures Skin contact:Immediately wash skin with copious amounts of water for at least 15 minutes while removing contaminated clothing and shoes. If irritation persists, seek medical attention. Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical attention. Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention. Ingestion:Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention. Section5. Fire fighting measures In the event of a fire involving this material, alone or in combination with other materials, use dry powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus should be worn. Section6. Accidental release measures Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national standards. Respiratory precaution:Wear approved mask/respirator Hand precaution:Wear suitable gloves/gauntlets Skin protection:Wear suitable protective clothing Eye protection:Wear suitable eye protection Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container for disposal. See section 12. Environmental precautions: Do not allow material to enter drains or water courses. Section7. Handling and storage Handling:This product should be handled only by, or under the close supervision of, those properly qualified in the handling and use of potentially hazardous chemicals, who should take into account the fire, health and chemical hazard data given on this sheet. Store in closed vessels, refrigerated. Storage: Section8. Exposure Controls / Personal protection Engineering Controls: Use only in a chemical fume hood. Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles. General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse. Section9. Physical and chemical properties Appearance:Not specified Boiling point:No data No data Melting point: Flash point:No data Density:No data Molecular formula:C11H11NO5S Molecular weight:269.3 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, sulfur oxides. Section11. Toxicological information No data. Section12. Ecological information No data. Section13. Disposal consideration Arrange disposal as special waste, by licensed disposal company, in consultation with local waste disposal authority, in accordance with national and regional regulations. Section14. Transportation information Non-harzardous for air and ground transportation. Section15. Regulatory information No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302, or have known CAS numbers that exceed the threshold reporting levels established by SARA Title III, Section 313. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 海关编码: 2934991000

上下游产品

上游产品  9
35511-14-9 77-78-1 15448-99-4 96-34-4
6639-62-9 85727-15-7 74-88-4 128-44-9
81-07-2
下游产品  8
34042-85-8 36322-90-4 34552-84-6 71125-38-7
1145656-36-5 34258-79-2 35511-70-7 35511-63-8

海关

海关编码	2934991000
中文概述	2934991000. 磺内酯及磺内酰胺. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%
申报要素	品名, 成分含量, 用途
Summary	2934991000. sultones and sultams. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%