22346-43-6

• 常用中文名：N-甲基-J-酸
• 常用英文名：4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid
• CAS号：22346-43-6
• 分子式：C₁₁H₁₁NO₄S
• 分子量：253.27400
• 发布时间：2018-03-09 08:00:00
• 更新时间：2024-01-04 18:59:56

名称

• 中文名: 甲基J酸
• 英文名: 4-hydroxy-7-(methylamino)naphthalene-2-sulfonic acid
• 中文别名: 7-甲氨基-4-羟基-2-萘磺酸(N-甲基-J-酸); 7-甲氨基-4-羟基-2-萘磺酸; N-甲基-J-酸; 2-(N-甲氨基)-5-萘酚-7-磺酸
• 英文别名: 6-methylamino-1-hydroxynaphthalene-3-sulphonic acid; 1-hydroxy-6-N-methylaminonaphthalene-3-sulphonic acid; MFCD00128846; 4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid; N-Methyl J acid; 2-(N-methylamino)-5-hydroxynaphthalene-7-sulfonic acid; N-Methyl I acid; 4-hydroxy-7-methylaminonaphthalene-2-sulphonic acid; 2-methylamino-5-hydroxynaphthalene-7-sulphonic acid; Kyselina N-methyl-I [Czech]; EINECS 244-924-4; Kyselina 2-methylamino-5-naftol-7-sulfonova [Czech]

物化性质

• 密度: 1.542
• 分子式: C₁₁H₁₁NO₄S
• 分子量: 253.27400
• 精确质量: 253.04100
• PSA: 95.01000
• LogP: 2.98760
• 折射率: 1.714

MSDS

Material Safety Data Sheet Section1. Identification of the substance Product Name: 4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid Synonyms: Section2. Hazards identification Harmful by inhalation, in contact with skin, and if swallowed. Section3. Composition/information on ingredients. Ingredient name:4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid CAS number:22346-43-6 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. 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:C11H11NO4S Molecular weight:253.3 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

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : QK2300000 CHEMICAL NAME : 2-Naphthalenesulfonic acid, 4-hydroxy-7-(methylamino)- CAS REGISTRY NUMBER : 22346-43-6 LAST UPDATED : 199701 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C11-H11-N-O4-S MOLECULAR WEIGHT : 253.29 WISWESSER LINE NOTATION : L66J BQ DSWQ HM1 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1060,1986

安全

• 海关编码: 2922199090

海关

海关编码	2922199090
中文概述	2922199090. 其他氨基醇及其醚，酯和它们的盐（但含一种以上含氧基的除外）. 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, 乙醇胺及其盐应报明色度, 乙醇胺及其盐应报明包装
Summary	2922199090. other amino-alcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%