53988-10-6

• 常用中文名：2-硫醇基甲基苯并咪唑
• 常用英文名：Methylmercaptobenzimidazole
• CAS号：53988-10-6
• 分子式：C₈H₈N₂S
• 分子量：164.227
• 相关类别： 催化剂及助剂 防老剂
• 发布时间：2018-03-06 08:00:00
• 更新时间：2024-01-10 11:28:35
• 【用途一】
  用作天然胶、丁苯胶、顺丁胶、丁腈胶及其胶乳的防老剂

名称

• 中文名: 橡胶防老剂MMBI
• 英文名: 2H-benzimidazole-2-thione, 1,3-di-hydro-4(or 5)-methyl
• 中文别名: 鄰亞苯硫脲; 2-硫醇基甲基苯并咪唑; 2-氫硫苯并咪唑; 橡胶防老剂 MMBI; 兰索拉唑杂质E; 5-甲苯并咪唑-2-硫酮
• 英文别名: Vulkanox MB 2; 5-methyl-benz-1,3-imidazole-2-thione; 2H-Benzimidazole-2-thione, 1,3-dihydro-4-methyl-; S-Methyl-2-mercaptobenzimidazole; Nocrac MMB; 1-methylbenzimidazole-2-thiol; Methyl-2-mercaptobenzimidazole; Methylmercaptobenzimidazole; EINECS 258-904-8; 2-mercapto-4-methylbenzimidazole; 1,3-dihydro-4-methyl-2H-benzimidazole-2-thione; Antioxidant 60; MFCD00466107; 2-MMBI; 1-Methyl-1,3-dihydro-2H-benzimidazole-2-thione; 2H-Benzimidazole-2-thione, 1,3-dihydro-1-methyl-; 4-Methyl-1,3-dihydro-2H-benzimidazole-2-thione; 4-Methyl-2-mercaptobenzimidazol; 4-Methyl-2-mercaptobenzimidazole; 4-methyl-1H-benzimidazole-2-thiol; 2-Mercaptotoluimidazole; Vanox MTI

物化性质

• 密度: 1.3±0.1 g/cm3
• 沸点: 344.1±35.0 °C at 760 mmHg
• 熔点: 273ºC
• 分子式: C₈H₈N₂S
• 分子量: 164.227
• 闪点: 161.9±25.9 °C
• 精确质量: 164.040817
• PSA: 67.48000
• LogP: 2.94
• 蒸汽压: 0.0±0.8 mmHg at 25°C
• 折射率: 1.733

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : DE1176050 CHEMICAL NAME : 2H-Benzimidazole-2-thione, 1,3-dihydro-4(or 5)-methyl- CAS REGISTRY NUMBER : 53988-10-6 LAST UPDATED : 199709 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C8-H8-N2-S HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 340 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) REFERENCE : ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 15(Suppl 1),S65,1996

安全

• 危害码 (欧洲): Xn
• 风险声明 (欧洲): R20/21/22
• 安全声明 (欧洲): 26-36
• 危险品运输编码: UN 2811 6.1/PG 3
• WGK德国: 2
• RTECS号: DE1050000