*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : SZ7100000
CHEMICAL NAME : Phosphonic acid, (2-chloroethyl)-
CAS REGISTRY NUMBER : 16672-87-0
OTHER CAS REGISTRY NOS. : 73020-07-2
82375-49-3
BEILSTEIN REFERENCE NO. : 1751208
REFERENCE : 3-04-00-01780 (Beilstein Handbook Reference)
LAST UPDATED : 199701
DATA ITEMS CITED : 12
MOLECULAR FORMULA : C2-H6-Cl-O3-P
MOLECULAR WEIGHT : 144.50
WISWESSER LINE NOTATION : QPQO&2G
COMPOUND DESCRIPTOR : Agricultural Chemical
SYNONYMS/TRADE NAMES :
* Acide chloro-2-ethyl-phosphonique
* Amchem 68-250
* Bromoflor
* Camposan
* CEP
* Cepha
* 2-Cepa
* Cepha 10LS
* Cerone
* Chipco Florel PRO
* 2-Chloraethyl-phosphonsaeure
* Chlorethephon
* 2-Chloroethanephosphonic acid
* 2-Chloroethylphosphonic acid
* Ethefon
* Ethel
* Ethephon
* Ethepon
* Etheverse
* Ethrel
* Flordimex
* Florel
* G 996
* Gagro
* Kamposan
* Roll-Fruct
* Tomathrel
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3400 mg/kg
TOXIC EFFECTS :
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - other Enzymes
REFERENCE :
ZKMAAX Zhurnal Eksperimental'noi i Klinicheskoi Meditsiny. Journal of
Experimental and Clinical Medicine. (V/O Mezhdunarodnaya Kniga, 113095
Moscow, USSR) V.2- 1962- Volume(issue)/page/year: 20,274,1980
TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 90 mg/m3/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J.,
Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1120,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 2850 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PHARAT Pharmazie. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18,
Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1946- Volume(issue)/page/year:
32,181,1977
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >1500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc.,
Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC
20037) V.1- 1953- Volume(issue)/page/year: 39,380,1991
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 5 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Behavioral - muscle contraction or spasticity
Lungs, Thorax, or Respiration - other changes
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 48(8),79,1983
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 5730 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85DPAN "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel,"
Perkow, W., Berlin, Verlag Paul Parey, 1971-1976 Volume(issue)/page/year:
-,-,1971/1976
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 4200 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Behavioral - muscle contraction or spasticity
Lungs, Thorax, or Respiration - other changes
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 48(8),79,1983
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - quail
DOSE/DURATION : 1072 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport
Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year:
9,341,1991
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Mammal - species unspecified
DOSE/DURATION : 4200 mg/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: -,384,1971
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 70 gm/kg/8W-I
TOXIC EFFECTS :
Brain and Coverings - recordings from specific areas of CNS
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - true cholinesterase
Related to Chronic Data - death
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O
Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936-
Volume(issue)/page/year: 48(8),79,1983
*** U.S. STANDARDS AND REGULATIONS ***
EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION
FEREAC Federal Register. (U.S. Government Printing Office, Supt. of
Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year:
54,7740,1989
*** STATUS IN U.S. ***
On EPA IRIS database
*** END OF RECORD ***