Tetraethyl pyrophosphate
Controlled Substances
Names
[ CAS No. ]:
107-49-3
[ Name ]:
Tetraethyl pyrophosphate
[Synonym ]:
Bladan base
Hepthexamite
Lirohex
Tetraethyl diphosphate
diethoxyphosphoryl diethyl phosphate
ethyl pyrophosphate
EINECS 203-495-3
Tetraethyl pyrophosphate
Vapotone
MFCD00055459
Grisol
TEPP
Diphosphoric acid, tetraethyl ester
diphosphoric acid tetraethyl ester
tetraethyl hypodiphosphate
Tetrastigmine
Fosvex
O,O,O',O'-tetraethyl pyrophosphate
Tetraethyl diphosphate,Tetraethyl pyrophosphate
Mortopal
TEP
Chemical & Physical Properties
[ Density]:
1.2±0.1 g/cm3
[ Boiling Point ]:
260.9±9.0 °C at 760 mmHg
[ Melting Point ]:
208-213℃ (decomposition)
[ Molecular Formula ]:
C8H20O7P2
[ Molecular Weight ]:
290.188
[ Flash Point ]:
125.6±39.1 °C
[ Exact Mass ]:
290.068420
[ PSA ]:
99.91000
[ LogP ]:
1.03
[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C
[ Index of Refraction ]:
1.425
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- UX6825000
- CHEMICAL NAME :
- Pyrophosphoric acid, tetraethyl ester
- CAS REGISTRY NUMBER :
- 107-49-3
- BEILSTEIN REFERENCE NO. :
- 1714017
- LAST UPDATED :
- 199806
- DATA ITEMS CITED :
- 55
- MOLECULAR FORMULA :
- C8-H20-O7-P2
- MOLECULAR WEIGHT :
- 290.22
- WISWESSER LINE NOTATION :
- 2OPO&O2&OPO&O2&O2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human
- DOSE/DURATION :
- 1429 ug/kg
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - paresthesis Behavioral - excitement Gastrointestinal - nausea or vomiting
- REFERENCE :
- CMEP** "Clinical Memoranda on Economic Poisons," U.S. Dept. HEW, Public Health Service, Communicable Disease Center, Atlanta, GA, 1956 Volume(issue)/page/year: -,1,1956
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human
- DOSE/DURATION :
- 309 ug/kg
- TOXIC EFFECTS :
- Behavioral - wakefulness Behavioral - muscle contraction or spasticity Gastrointestinal - other changes
- REFERENCE :
- CMEP** "Clinical Memoranda on Economic Poisons," U.S. Dept. HEW, Public Health Service, Communicable Disease Center, Atlanta, GA, 1956 Volume(issue)/page/year: -,1,1956
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intramuscular
- SPECIES OBSERVED :
- Human
- DOSE/DURATION :
- 286 ug/kg
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - paresthesis Behavioral - excitement Gastrointestinal - nausea or vomiting
- REFERENCE :
- CMEP** "Clinical Memoranda on Economic Poisons," U.S. Dept. HEW, Public Health Service, Communicable Disease Center, Atlanta, GA, 1956 Volume(issue)/page/year: -,1,1956
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Parenteral
- SPECIES OBSERVED :
- Human
- DOSE/DURATION :
- 71 ug/kg
- TOXIC EFFECTS :
- Behavioral - wakefulness Behavioral - muscle contraction or spasticity Gastrointestinal - other changes
- REFERENCE :
- CMEP** "Clinical Memoranda on Economic Poisons," U.S. Dept. HEW, Public Health Service, Communicable Disease Center, Atlanta, GA, 1956 Volume(issue)/page/year: -,1,1956
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 500 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- PHJOAV Pharmaceutical Journal. (Pharmaceutical Soc. of Great Britain, 1 Lambeth High St., London, SE1 7JN, UK) V.131- 1933- Volume(issue)/page/year: 185,361,1960
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2400 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 14,515,1969
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 650 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 6,353,1947
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 279 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 4,S195,1984
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 300 ug/kg
- TOXIC EFFECTS :
- Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other esterases
- REFERENCE :
- CJBPAZ Canadian Journal of Biochemistry and Physiology. (Ottawa, Ont., Canada) V.32-41, 1954-63. For publisher information, see CJBIAE. Volume(issue)/page/year: 34,197,1956
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intramuscular
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1800 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- JCINAO Journal of Clinical Investigation. (Rockefeller Univ. Press, 1230 York Ave., New York, NY 10021) V.1- 1924- Volume(issue)/page/year: 37,350,1958
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Unreported
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1120 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 30ZDA9 "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971 Volume(issue)/page/year: -,379,1971
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ABCHA6 Agricultural and Biological Chemistry. (Maruzen Co. Ltd., POB 5050, Tokyo International, Tokyo 100-31, Japan) V.25- 1961- Volume(issue)/page/year: 27,684,1963
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 8 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ABCHA6 Agricultural and Biological Chemistry. (Maruzen Co. Ltd., POB 5050, Tokyo International, Tokyo 100-31, Japan) V.25- 1961- Volume(issue)/page/year: 27,684,1963
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 830 ug/kg
- TOXIC EFFECTS :
- Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 121,104,1959
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 500 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 29,875,1979
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 200 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- BJPCAL British Journal of Pharmacology and Chemotherapy. (London, UK) V.1-33, 1946-68. For publisher information, see BJPCBM. Volume(issue)/page/year: 9,299,1954
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 17 uL/kg
- TOXIC EFFECTS :
- Behavioral - excitement Gastrointestinal - changes in structure or function of salivary glands Lungs, Thorax, or Respiration - respiratory stimulation
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0534856
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 2 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- IAEC** Interagency Collaborative Group on Environmental Carcinogenesis, National Cancer Institute, Memorandum, June 17, 1974 Volume(issue)/page/year: 17JUN1974
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 300 ug/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Cardiac - pulse rate Lungs, Thorax, or Respiration - other changes
- REFERENCE :
- BJPCAL British Journal of Pharmacology and Chemotherapy. (London, UK) V.1-33, 1946-68. For publisher information, see BJPCBM. Volume(issue)/page/year: 8,466,1953
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Unreported
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 1 mg/kg
- TOXIC EFFECTS :
- Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase
- REFERENCE :
- AJOPAA American Journal of Ophthalmology. (Ophthalmic Pub. Co., 435 N. Michigan Ave., Suite 1415, Chicago, IL 60611) Series 3: V.1- 1918- Volume(issue)/page/year: 53,512,1962
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 2300 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 105,156,1952
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 700 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- BJPCAL British Journal of Pharmacology and Chemotherapy. (London, UK) V.1-33, 1946-68. For publisher information, see BJPCBM. Volume(issue)/page/year: 14,5,1959
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Bird - pigeon
- DOSE/DURATION :
- 180 ug/kg
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Sense Organs and Special Senses (Eye) - effect, not otherwise specified
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 102,371,1955
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Bird - duck
- DOSE/DURATION :
- 3560 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 47,451,1979
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Bird - duck
- DOSE/DURATION :
- 64 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 47,451,1979
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Parenteral
- SPECIES OBSERVED :
- Amphibian - frog
- DOSE/DURATION :
- 34 mg/kg
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - other changes
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 124,212,1960
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Bird - wild bird species
- DOSE/DURATION :
- 1300 ug/kg
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 21,315,1972 *** REVIEWS *** ACGIH TLV-TWA 0.047 mg/m3 (0.004 ppm) (skin) 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 CRTXB2 CRC Critical Reviews in Toxicology. (CRC Press, Inc., 2000 Corporate Blvd., NW, Boca Raton, FL 33431) V.1- 1971- Volume(issue)/page/year: 3,289,1975 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 RREVAH Residue Reviews. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1962- Volume(issue)/page/year: 46,1,1973 TOXICOLOGY REVIEW IRXPAT International Review of Experimental Pathology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1962- Volume(issue)/page/year: 3,219,1964 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.004 ppm (0.05 mg/m3) DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8. Volume(issue)/page/year: 3,28,1973 OSHA PEL (Gen Indu):8H TWA 0.05 mg/m3 (skin) 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 0.05 mg/m3 (skin) 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 0.05 mg/m3 (skin) 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 0.05 mg/m3 (skin) 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 0.004 ppm (0.05 mg/m3);Skin JAN 1993 OEL-AUSTRALIA:TWA 0.004 ppm (0.05 mg/m3);Skin JAN 1993 OEL-BELGIUM:TWA 0.004 ppm (0.047 mg/m3);Skin JAN 1993 OEL-DENMARK:TWA 0.004 ppm (0.05 mg/m3);Skin JAN 1993 OEL-FRANCE:TWA 0.004 ppm (0.05 mg/m3);Skin JAN 1993 OEL-GERMANY:TWA 0.005 ppm (0.05 mg/m3);Skin JAN 1993 OEL-THE NETHERLANDS:TWA 0.004 ppm (0.05 mg/m3);Skin JAN 1993 OEL-THE PHILIPPINES:TWA 0.05 mg/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 0.005 ppm (0.05 mg/m3);Skin JAN 1993 OEL-TURKEY:TWA 0.05 mg/m3;Skin JAN 1993 OEL-UNITED KINGDOM:TWA 0.004 ppm (0.05 mg/m3);STEL 0.01 ppm (0.2 mg/m3);Skin 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 TEPP-air:10H TWA 0.05 mg/m3 (Sk) 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 - 71680 No. of Facilities: 9 (estimated) No. of Industries: 1 No. of Occupations: 14 No. of Employees: 1434 (estimated)
Safety Information
[ Symbol ]:
GHS06, GHS09
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H300-H310-H400
[ Precautionary Statements ]:
P264-P273-P280-P301 + P310-P302 + P350-P310
[ Hazard Codes ]:
T+,N
[ Risk Phrases ]:
27/28-50
[ Safety Phrases ]:
S36/37/39-S38-S45-S61
[ RIDADR ]:
3018
[ RTECS ]:
UX6825000
[ Packaging Group ]:
I
[ Hazard Class ]:
6.1(a)
[ HS Code ]:
2919900035
Customs
[ HS Code ]: 2905199090
[ Summary ]:
2905199090. saturated monohydric alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%