CAS 7783-61-1|Silicon tetrafluoride

CHEMICAL IDENTIFICATION

RTECS NUMBER :

VW2327000

CHEMICAL NAME :

Silicon fluoride

CAS REGISTRY NUMBER :

7783-61-1

LAST UPDATED :

199712

DATA ITEMS CITED :

31

MOLECULAR FORMULA :

F4-Si

MOLECULAR WEIGHT :

104.09

WISWESSER LINE NOTATION :

.SI..F4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

2272 ppm

TOXIC EFFECTS :

Sense Organs and Special Senses (Eye) - lacrimation Lungs, Thorax, or Respiration - acute pulmonary edema Lungs, Thorax, or Respiration - dyspnea

REFERENCE :

JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku, Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 18,394,1993 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

300 ppm/5H/3D-I

REFERENCE :

BJIMAG British Journal of Industrial Medicine. (British Medical Journal, Box 560B, Kennebunkport, ME 04046) V.1- 1944- Volume(issue)/page/year: 27,1,1970 *** 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 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84445 No. of Facilities: 46 (estimated) No. of Industries: 2 No. of Occupations: 3 No. of Employees: 414 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84445 No. of Facilities: 51 (estimated) No. of Industries: 4 No. of Occupations: 5 No. of Employees: 2896 (estimated) No. of Female Employees: 394 (estimated)

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The radiofluorination of L-dopa with [18F]F2 was investigated with the purpose of improving the yield of 6-[18F]fluoro-L-dopa. When boron trifluoride was added to the reaction mixture in hydrogen fluo...

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The hypervalent adducts of SiF(4), trans-[SiF(4)(R(3)PO)(2)] (R = Me, Et or Ph), cis-[SiF(4){R(2)P(O)CH(2)P(O)R(2)}] (R = Me or Ph), cis-[SiF(4)(pyNO)(2)] and trans-[SiF(4)(DMSO)(2)] have been prepare...