52548-14-8

• 常用中文名：2-碘-5-甲基苯甲酸
• 常用英文名：2-Iodo-5-methylbenzoic acid
• CAS号：52548-14-8
• 分子式：C₈H₇IO₂
• 分子量：262.044
• 相关类别： 化学试剂 有机试剂 芳香酸
• 发布时间：2018-03-23 08:00:00
• 更新时间：2024-01-02 12:01:44
• 下载msds

名称

• 中文名: 2-碘-5-甲基苯甲酸
• 英文名: 2-Iodo-5-Methylbenzoic Acid
• 中文别名: 2-碘-5-甲氧基苯甲酸
• 英文别名: MFCD00079765; Benzoic acid, 2-iodo-5-methyl-; 2-Iodo-5-methylbenzoic acid

物化性质

• 密度: 1.9±0.1 g/cm3
• 沸点: 321.4±30.0 °C at 760 mmHg
• 熔点: 122-124ºC
• 分子式: C₈H₇IO₂
• 分子量: 262.044
• 闪点: 148.2±24.6 °C
• 精确质量: 261.949066
• PSA: 37.30000
• LogP: 2.62
• 蒸汽压: 0.0±0.7 mmHg at 25°C
• 折射率: 1.646
• 储存条件: 2~8℃
• 计算化学:

  1.疏水参数计算参考值（XlogP）:2.5

  2.氢键供体数量:1

  3.氢键受体数量:2

  4.可旋转化学键数量:1

  5.互变异构体数量:无

  6.拓扑分子极性表面积:37.3

  7.重原子数量:11

  8.表面电荷:0

  9.复杂度:158

  10.同位素原子数量:0

  11.确定原子立构中心数量:0

  12.不确定原子立构中心数量:0

  13.确定化学键立构中心数量:0

  14.不确定化学键立构中心数量:0

  15.共价键单元数量:1

MSDS

Material Safety Data Sheet Section1. Identification of the substance Product Name: 2-Iodo-5-methylbenzoic acid Synonyms: Section2. Hazards identification Harmful by inhalation, in contact with skin, and if swallowed. Section3. Composition/information on ingredients. Ingredient name:2-Iodo-5-methylbenzoic acid CAS number:52548-14-8 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:C8H7IO2 Molecular weight:262 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, hydrogen Iodide. 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

• 危害码 (欧洲): Xi
• 风险声明 (欧洲): 36/37/38
• 安全声明 (欧洲): 26-36/37/39
• 海关编码: 2916399090

合成路线

99-04-7 ~38% 52548-14-8

文献：MITSUBISHI GAS CHEMICAL COMPANY, INC. Patent: EP1595862 A1, 2005 ; Location in patent: Page/Page column 8 ;

2941-78-8 ~92% 52548-14-8

文献：Wertz, Sebastian; Kodama, Shintaro; Studer, Armido Angewandte Chemie - International Edition, 2011 , vol. 50, # 48 p. 11511 - 11515

99-04-7 ~72% 1048025-55-3 52548-14-8

文献：Mei, Tian-Sheng; Giri, Ramesh; Maugel, Nathan; Yu, Jin-Quan Angewandte Chemie - International Edition, 2008 , vol. 47, # 28 p. 5215 - 5219

3113-72-2 ~% 52548-14-8

文献：Gore,P.H. et al. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1973 , p. 2940 - 2948

上下游产品

上游产品  3
99-04-7 2941-78-8 3113-72-2
下游产品  10
1088994-20-0 1088991-73-4 18731-19-6 1088994-22-2
1030377-33-3 103440-52-4 1088994-18-6 308845-91-2
112391-33-0 1181639-44-0

海关

海关编码	2916399090
中文概述	2916399090 其他芳香一元羧酸. 增值税率:17.0% 退税率:9.0% 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, 丙烯酸、丙烯酸盐或酯应报明包装
Summary	2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%