13108-52-6

• 常用中文名：2,3,5,6-四氯-4-(甲磺酰)吡啶
• 常用英文名：Davicil
• CAS号：13108-52-6
• 分子式：C₆H₃Cl₄NO₂S
• 分子量：294.970
• 发布时间：2019-01-01 03:55:24
• 更新时间：2025-09-19 15:31:07
• 液晶(LC)材料

名称

• 中文名: 2,3,5,6-四氯-4-(甲磺酰)吡啶
• 英文名: 2,3,5,6-tetrachloro-4-methylsulfonylpyridine
• 中文别名: 2,3,5,6-四氯-4-(甲基磺酰)吡啶
• 英文别名: Methyl 2,3,5,6-tetrachloro-4-pyridyl sulfone; 2,3,5,6-tetrachloro-4-(methylsulphonyl)-pyridine; EINECS 236-035-5; 2,3,4,6,6'-PENTADEUTERIO-3,4,6-TRI-O-ACETYL-B-D-MANNOPYRANOSE 1,2-(METHYL ORTHOACETATE); Davicil; Tetrachloromethylsulfonylpyridine; 2,3,5,6-tetrachloro-4-(methylsulphonyl)pyridine; 2,3,5,6-Tetrachloro-4-(methylsulfonyl)pyridine; 4-(Methylsulfonyl)-2,3,5,6-tetrachloropyridine; 4-methylsulfonyl-2,3,5,6-tetrachloropyridine; Dowicil S-13; Pyridine, 2,3,5,6-tetrachloro-4-(methylsulfonyl)-; SA 1013; 2,3,5,6-tetrachloro-4-methanesulfonyl-pyridine; Caswell No. 830A; 2,3,5,6-tetrachloro-4-(methylsulfonyl) pyridine; 2,3,5,6-Tetrochloro-4-(methylsulfonyl)pyridine

物化性质

• 密度: 1.7±0.1 g/cm3
• 沸点: 451.1±45.0 °C at 760 mmHg
• 熔点: 148 °C
• 分子式: C₆H₃Cl₄NO₂S
• 分子量: 294.970
• 闪点: 226.6±28.7 °C
• 精确质量: 292.863861
• PSA: 55.41000
• LogP: 2.45
• 外观性状: 白色粉末
• 蒸汽压: 0.0±1.1 mmHg at 25°C
• 折射率: 1.580
• 储存条件: 室温，干燥
• 计算化学:

  1.疏水参数计算参考值（XlogP）:3.3

  2.氢键供体数量:0

  3.氢键受体数量:3

  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:55.4

  7.重原子数量:14

  8.表面电荷:0

  9.复杂度:289

  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

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : UT6160000 CHEMICAL NAME : Pyridine, 4-(methylsulfonyl)-2,3,5,6-tetrachloro- CAS REGISTRY NUMBER : 13108-52-6 BEILSTEIN REFERENCE NO. : 1537517 LAST UPDATED : 199701 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C6-H3-Cl4-N-O2-S HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 770 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NICHAS Nichidai Igaku Zasshi. Nihon University Medical Journal. (Nihon Daigaku Igakkai, 30, Oyaguchi kami-machi, Itabashi-ku, Tokyo 173, Japan) V.1- 1937- Volume(issue)/page/year: 40,329,1981 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989

安全

• 危害码 (欧洲): Xn: Harmful;
• 风险声明 (欧洲): R21/22
• 安全声明 (欧洲): 26-28
• 海关编码: 2933399090

海关

海关编码	2933399090
中文概述	2933399090. 其他结构含非稠合吡啶环的化合物. 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:20.0%
申报要素	品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%