Phosphine

Controlled Substances

Psychoactive Drugs/Narcotic Drugs/Hypertoxic Chemicals/Non-Medical Use of Narcotic Drugs and Psychotropic Substances

Names

[ CAS No. ]:
7803-51-2

[ Name ]:
Phosphine

[Synonym ]:
MFCD00011435
Phosphine
Amidophosphorsaeure-monoaethylester
hydrogen phosphide
O-Ethylphosphoramidat
phosphorane
EINECS 232-260-8
ethylphosphoramidate
ethyl hydrogen phosphoramidate
Phosphoramidic acid,monoethyl ester

Chemical & Physical Properties

[ Density]:
1.15 (vs air)

[ Boiling Point ]:
-87.2±9.0 °C at 760 mmHg

[ Melting Point ]:
-133.78ºC

[ Molecular Formula ]:
H3P

[ Molecular Weight ]:
33.998

[ Exact Mass ]:
33.997234

[ PSA ]:
13.59000

[ LogP ]:
0.05810

[ Vapour density ]:
1.15 (vs air)

[ Vapour Pressure ]:
27274.0±0.1 mmHg at 25°C

[ Stability ]:
Stable, but pyrophoric - spontaneously flammable in air. Note the very wide explosion limits. Incompatible with oxidizing agents, halogens, nitric acid.

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SY7525000
CHEMICAL NAME :
Phosphine
CAS REGISTRY NUMBER :
7803-51-2
LAST UPDATED :
199712
DATA ITEMS CITED :
49
MOLECULAR FORMULA :
H3-P
MOLECULAR WEIGHT :
34.00
WISWESSER LINE NOTATION :
H3 P

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Human
DOSE/DURATION :
1000 ppm/5M
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
11 ppm/4H
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - dyspnea
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
380 mg/m3/2H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - cat
DOSE/DURATION :
70 mg/m3/2H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
2500 ppm/20M
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
140 mg/m3/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
1000 ppm/5M
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
200 ug/m3/24H/6W-C
TOXIC EFFECTS :
Brain and Coverings - recordings from specific areas of CNS Blood - pigmented or nucleated red blood cells Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3100 ppb/6H/13W-I
TOXIC EFFECTS :
Blood - pigmented or nucleated red blood cells Blood - changes in erythrocyte (RBC) count Blood - changes in platelet count
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
10 ppm/4H/4D-I
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5 ppm/4H/2W-I
TOXIC EFFECTS :
Cardiac - changes in heart weight Lungs, Thorax, or Respiration - changes in lung weight Liver - changes in liver weight
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
10 ppm/4H/4D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Blood - changes in leukocyte (WBC) count Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
5 ppm/4H/2W-I
TOXIC EFFECTS :
Cardiac - changes in heart weight Lungs, Thorax, or Respiration - changes in lung weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)

MUTATION DATA

TEST SYSTEM :
Rodent - mouse
REFERENCE :
EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 24,81,1994 *** REVIEWS *** ACGIH TLV-STEL 1.4 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 ACGIH TLV-TWA 0.42 mg/m3 (0.3 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 TOXICOLOGY REVIEW AQMOAC Air Quality Monographs. (Washington, DC) No.69-1 - No.75-25, 1969-75(?). Discontinued. Volume(issue)/page/year: #73-19,1973 TOXICOLOGY REVIEW NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD778-725 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.3 ppm (0.4 mg/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: 3,209,1971 OSHA PEL (Gen Indu):8H TWA 0.3 ppm (0.4 mg/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 0.3 ppm (0.4 mg/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 0.3 ppm (0.4 mg/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 0.3 ppm (0.4 mg/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 0.3 ppm (0.4 mg/m3) JAN 1993 OEL-AUSTRALIA:TWA 0.3 ppm (0.4 mg/m3);STEL 1 ppm (1 mg/m3) JAN 1993 OEL-BELGIUM:TWA 0.3 ppm (0.42 mg/m3);STEL 1 ppm (1.4 mg/m3) JAN 1993 OEL-DENMARK:TWA 0.1 ppm (0.15 mg/m3) JAN 1993 OEL-FINLAND:TWA 0.1 ppm (0.15 mg/m3);STEL 0.3 ppm (0.4 mg/m3) JAN 1993 OEL-FRANCE:TWA 0.1 ppm (0.13 mg/m3);STEL 0.3 ppm (0.4 mg/m3) JAN 1993 OEL-GERMANY:TWA 0.1 ppm (0.15 mg/m3) JAN 1993 OEL-HUNGARY:TWA 0.1 mg/m3;STEL 0.2 mg/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.3 ppm (0.4 mg/m3);STEL 1 ppm JAN 1993 OEL-THE PHILIPPINES:TWA 0.3 ppm (0.4 mg/m3) JAN 1993 OEL-POLAND:TWA 0.1 mg/m3 JAN 1993 OEL-RUSSIA:STEL 0.1 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.1 ppm (0.15 mg/m3);STEL 0.2 ppm JAN 1993 OEL-THAILAND:TWA 0.3 ppm (0.4 mg/m3) JAN 1993 OEL-TURKEY:TWA 0.3 ppm (0.4 mg/m3) JAN 1993 OEL-UNITED KINGDOM:STEL 0.3 ppm (0.4 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 PHOSPHINE-air:10H TWA 0.3 ppm;STEL 1.0 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

Safety Information

[ Symbol ]:

GHS02, GHS05, GHS06, GHS09

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H220-H280-H314-H330-H400

[ Precautionary Statements ]:
P210-P260-P273-P280-P284-P305 + P351 + P338

[ Personal Protective Equipment ]:
Faceshields;Gloves;Goggles;half-mask respirator (US);multi-purpose combination respirator cartridge (US)

[ Hazard Codes ]:
F+:Highlyflammable;T+:Verytoxic;N:Dangerousfortheenvironment;

[ Risk Phrases ]:
R12;R17;R26;R34;R50

[ Safety Phrases ]:
S28-S36/37-S45-S61-S63

[ RIDADR ]:
UN 2199

[ WGK Germany ]:
2

[ RTECS ]:
SY7525000

[ Hazard Class ]:
2.3