Thionyl chloride
Names
[ CAS No. ]:
7719-09-7
[ Name ]:
Thionyl chloride
[Synonym ]:
sulfonylchloride
MFCD00011449
Thionyl chloride
Sulfurous oxychloride
Sulfinyl chloride
sulfurous dichloride
Thionyl chloride [UN1836] [Corrosive]
EINECS 231-748-8
SOCl2
Thionyl dichloride
Sulfur oxychloride
Sulfinyl dichloride
Chemical & Physical Properties
[ Density]:
2.0±0.1 g/cm3
[ Boiling Point ]:
79.0±9.0 °C at 760 mmHg
[ Melting Point ]:
-105 °C
[ Molecular Formula ]:
Cl2OS
[ Molecular Weight ]:
118.970
[ Flash Point ]:
105°C
[ Exact Mass ]:
117.904694
[ PSA ]:
36.28000
[ LogP ]:
0.68
[ Vapour Pressure ]:
100.3±0.1 mmHg at 25°C
[ Index of Refraction ]:
1.593
[ Stability ]:
Reacts violently with water. Incompatible with most common metals, strong reducing agents, strong bases, alcohols, amines.
[ Water Solubility ]:
REACTS
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- XM5150000
- CHEMICAL NAME :
- Thionyl chloride
- CAS REGISTRY NUMBER :
- 7719-09-7
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 15
- MOLECULAR FORMULA :
- Cl2-O-S
- MOLECULAR WEIGHT :
- 118.96
- WISWESSER LINE NOTATION :
- OSGG
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 :
- 500 ppm/1H
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A148-952 *** REVIEWS *** ACGIH TLV-CL 4.9 mg/m3 (1 ppm) 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 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 1 ppm (5 mg/m3) JAN 1993 OEL-BELGIUM:STEL 1 ppm (4.9 mg/m3) JAN 1993 OEL-DENMARK:TWA 1 ppm (5 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 1 ppm (5 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 1 ppm (5 mg/m3) JAN 1993 OEL-UNITED KINGDOM:STEL 1 ppm (5 mg/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 THIONYL CHLORIDE-air:CL 1 ppm 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 - 82024 No. of Facilities: 73 (estimated) No. of Industries: 3 No. of Occupations: 7 No. of Employees: 2440 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 82024 No. of Facilities: 43 (estimated) No. of Industries: 2 No. of Occupations: 6 No. of Employees: 7082 (estimated) No. of Female Employees: 1223 (estimated)
Safety Information
[ Symbol ]:
GHS05, GHS06
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H302-H314-H331
[ Supplemental HS ]:
Contact with water liberates toxic gas., Reacts violently with water.
[ Precautionary Statements ]:
P261-P280-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338-P403 + P233
[ Target Organs ]:
Blood, Central nervous system, Liver
[ Personal Protective Equipment ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
[ Hazard Codes ]:
C:Corrosive;
[ Risk Phrases ]:
R14;R20/22;R29;R35
[ Safety Phrases ]:
S26-S36/37/39-S45-S28-S27
[ RIDADR ]:
UN 1836 8/PG 1
[ WGK Germany ]:
1
[ RTECS ]:
XM5150000
[ Packaging Group ]:
I
[ Hazard Class ]:
8
[ HS Code ]:
2812101000
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2812101000
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