7783-42-8

7783-42-8结构式
7783-42-8结构式
  • 常用中文名:氟化硫醯基
  • 常用英文名:thionyl fluoride
  • CAS号:7783-42-8
  • 分子式:F2OS
  • 分子量:86.06120
  • 发布时间:2018-07-29 19:04:13
  • 更新时间:2024-01-02 17:09:23

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中文名 氟化硫醯基
英文名 thionyl fluoride
中文别名 亞硫醯氟
英文别名 EINECS 231-997-2
Sulfurous oxyfluoride
Fluorure de thionyle [French]
Fluorure de thionyle
Sulfur difluoride monoxide
Sulfur difluoride oxide
liquid SOF2
SOF2 (liquid)
Thionyl difluoride
thionil difluoride
密度 1.758g/cm3
熔点 -110.5ºC
分子式 F2OS
分子量 86.06120
精确质量 85.96380
PSA 36.28000
LogP 1.36980
外观性状 无色气体
折射率 1.376
计算化学

1.疏水参数计算参考值(XlogP):0.5

2.氢键供体数量:0

3.氢键受体数量:4

4.可旋转化学键数量:0

5.互变异构体数量:无

6.拓扑分子极性表面积36.3

7.重原子数量:4

8.表面电荷:0

9.复杂度:29

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

更多

1.性状:无色气体。

2.熔点(℃):-129.5。

3.沸点(℃):-43.8。

3.溶解性:二氟亚砜反应性不如二氯亚砜,在水中慢慢水解。二氟亚砜溶于乙醇和苯。

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XM5425000
CHEMICAL NAME :
Thionyl fluoride
CAS REGISTRY NUMBER :
7783-42-8
LAST UPDATED :
199712
DATA ITEMS CITED :
29
MOLECULAR FORMULA :
F2-O-S
MOLECULAR WEIGHT :
86.06
WISWESSER LINE NOTATION :
OSFF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
260 ppm/1H
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - acute pulmonary edema Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
AMPMAR Archives des Maladies Professionnelles de Medecine du Travail et de Securite Sociale. (SPPIF, B.P.22, F-41353 Vineuil, France) V.7- 1946- Volume(issue)/page/year: 34,581,1973
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
1000 ppm/1H
REFERENCE :
AMPMAR Archives des Maladies Professionnelles de Medecine du Travail et de Securite Sociale. (SPPIF, B.P.22, F-41353 Vineuil, France) V.7- 1946- Volume(issue)/page/year: 34,581,1973 *** REVIEWS *** ACGIH TLV-TWA 2.5 mg(F)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 2.5 mg(F)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,116,1971 OSHA PEL (Gen Indu):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 2.5 mg(F)/m3 JAN 1993 OEL-BELGIUM:TWA 2.5 mg(F)/m3 JAN 1993 OEL-DENMARK:TWA 2.5 mg(F)/m3 JAN 1993 OEL-FINLAND:TWA 2.5 mg(F)/m3 JAN 1993 OEL-FRANCE:TWA 2.5 mg(F)/m3 JAN 1993 OEL-GERMANY:TWA 2.5 mg(F)/m3 JAN 1993 OEL-HUNGARY:TWA 1 mg(F)/m3;STEL 2 mg(F)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 2.5 mg(F)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 2.5 mg(F)/m3 JAN 1993 OEL-POLAND:TWA 1 mg(F)/m3 JAN 1993 OEL-SWEDEN:TWA 2 mg(F)/m3 JAN 1993 OEL-SWITZERLAND:TWA 1.8 ppm (1.5 mg(F)/m3);STEL 9.0 ppm JAN 1993 OEL-THAILAND:TWA 2.5 mg(F)/m3 JAN 1993 OEL-TURKEY:TWA 2.5 mg(F)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 2.5 mg(F)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO FLUORIDES, INORGANIC-air:10H TWA 2.5 mg(F)/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992

危害码 (欧洲) C,F,T
风险声明 (欧洲) 20-34
安全声明 (欧洲) 36/37/39-45
危险品运输编码 UN 3308
危险类别 2.3

制法 3SOCl2+2SbF3→3SOF2+2SbCl3

反应在一四颈圆底烧瓶中进行。瓶上装有汞封搅拌器、温度计、滴液漏斗和冷凝管,冷凝管与两个带活塞的用干冰丙酮冷浴冷却的玻璃捕集器串联,然后与一支氯化钙干燥管相连。仪器的各部分在装配前应进行充分干燥,实验开始前用氮气吹扫装置。在氮气氛中将三氟化锑和五氯化锑放入反应瓶中(五氯化锑的用量要使反应混合物在反应温度下呈流体状态),氯化亚砜放入滴液漏斗中。在搅拌下用电热包将反应浆液加热至125℃,在保持加热的条件下,将氯化亚砜慢慢滴加到反应瓶中,控制滴加速度使温度保持在125~150℃。氯化亚砜加完后继续加热和搅拌半小时,使反应进行完全。

在捕集器中收集的无色液态产物可在玻璃蒸馏器中进行蒸馏提纯。