Selenium oxydichloride
Suppliers
Names
[ CAS No. ]:
7791-23-3
[ Name ]:
Selenium oxydichloride
[Synonym ]:
SELENINYL DICHLORIDE
Seleninyl chloride
Selenium oxydichloride
Selenious dichloride
EINECS 232-244-0
MFCD00016327
Selenous dichloride
Chemical & Physical Properties
[ Density]:
2.43 g/mL at 25 °C(lit.)
[ Boiling Point ]:
180.0±0.0 °C at 760 mmHg
[ Melting Point ]:
9 °C
[ Molecular Formula ]:
Cl2OSe
[ Molecular Weight ]:
165.865
[ Flash Point ]:
176.4°C
[ Exact Mass ]:
165.849136
[ PSA ]:
17.07000
[ LogP ]:
0.87940
[ Vapour Pressure ]:
1.2±0.3 mmHg at 25°C
[ Index of Refraction ]:
1.651
[ Stability ]:
Stable, but reacts with water and moisture. Incompatible with water, potassium, phosphorus.
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- VS7000000
- CHEMICAL NAME :
- Seleninyl chloride
- CAS REGISTRY NUMBER :
- 7791-23-3
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 29
- MOLECULAR FORMULA :
- Cl2-O-Se
- MOLECULAR WEIGHT :
- 165.86
- WISWESSER LINE NOTATION :
- SE O G2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Human - man
- DOSE/DURATION :
- 710 ug/kg
- TOXIC EFFECTS :
- Skin and Appendages - primary irritation (after topical exposure) Skin and Appendages - corrosive (after topical exposure)
- REFERENCE :
- PHRPA6 Public Health Reports. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1878- Volume(issue)/page/year: 53,94,1938
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 2 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 17,171,1980
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 7 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 17,171,1980 *** REVIEWS *** ACGIH TLV-TWA 0.2 mg(Se)/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 TOXICOLOGY REVIEW PHREA7 Physiological Reviews. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1921- Volume(issue)/page/year: 23,305,1943 TOXICOLOGY REVIEW 85DHAX "Medical and Biologic Effects of Environmental Pollutants Series," Washington, DC, National Academy of Sciences, 1972-77 Volume(issue)/page/year: Se,112,1976 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.2 mg(Se)/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: 3,224,1971 OSHA PEL (Gen Indu):8H TWA 0.2 mg(Se)/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 0.2 mg(Se)/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 0.2 mg(Se)/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 0.2 mg(Se)/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-ARAB Republic of Egypt:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-BELGIUM:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-DENMARK:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg(Se)/m3;STEL 0.3 mg(Se)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-HUNGARY:STEL 0.1 mg(Se)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-POLAND:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-SWEDEN:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-TURKEY:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg(Se)/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 OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84567 No. of Facilities: 14 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 196 (estimated)
Safety Information
[ Symbol ]:
GHS06, GHS08, GHS09
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H301-H331-H373-H410
[ Supplemental HS ]:
Reacts violently with water.
[ Precautionary Statements ]:
P261-P273-P301 + P310-P311-P501
[ Personal Protective Equipment ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
[ Hazard Codes ]:
T: Toxic;N: Dangerous for the environment;
[ Risk Phrases ]:
R14
[ Safety Phrases ]:
S26-S36/37/39-S45-S60-S61
[ RIDADR ]:
UN 2879 8/PG 1
[ WGK Germany ]:
3
[ RTECS ]:
VS7000000
[ Packaging Group ]:
I
[ Hazard Class ]:
8