*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : YS6440000
CHEMICAL NAME : Urea,
N-((4-chlorophenyl)methyl)-N-cyclopentyl-N'-phenyl-
CAS REGISTRY NUMBER : 66063-05-6
BEILSTEIN REFERENCE NO. : 2154416
LAST UPDATED : 199612
DATA ITEMS CITED : 17
MOLECULAR FORMULA : C19-H21-Cl-N2-O
MOLECULAR WEIGHT : 328.87
COMPOUND DESCRIPTOR : Agricultural Chemical
SYNONYMS/TRADE NAMES :
* BAY ntn 19701
* 1-(p-Chlorobenzyl)-1-cyclopentyl-3-phenylurea
* N-((4-Chlorophenyl)methyl)-N-cyclopentyl-N'-phenylurea
* Monceren
* NTN 19701
* Pencycuron
*** 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 : >5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc.,
1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For
publisher information, see AGJAEP. Volume(issue)/page/year: (48),16,1986
TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >570 mg/m3/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc.,
1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For
publisher information, see AGJAEP. Volume(issue)/page/year: (48),16,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc.,
1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For
publisher information, see AGJAEP. Volume(issue)/page/year: (48),16,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of
Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
Japan) V.1- 1976- Volume(issue)/page/year: 13,163,1988
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of
Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
Japan) V.1- 1976- Volume(issue)/page/year: 13,163,1988
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc.,
1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For
publisher information, see AGJAEP. Volume(issue)/page/year: (48),16,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc.,
1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For
publisher information, see AGJAEP. Volume(issue)/page/year: (48),16,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of
Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
Japan) V.1- 1976- Volume(issue)/page/year: 13,163,1988
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of
Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
Japan) V.1- 1976- Volume(issue)/page/year: 13,163,1988
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Mammal - dog
DOSE/DURATION : >5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPIFAN Japan Pesticide Information. (Japan Plant Protection Assoc.,
1-43-11, Komagome, Toshima-ku, Tokyo 170, Japan) No.1-61, 1969-92. For
publisher information, see AGJAEP. Volume(issue)/page/year: (48),16,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - chicken
DOSE/DURATION : >2500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd,
eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year:
A793,1985
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - quail
DOSE/DURATION : >2500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd,
eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year:
A793,1985
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - domestic
DOSE/DURATION : >1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd,
eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year:
A793,1985
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 11760 mg/kg/14W-C
TOXIC EFFECTS :
Liver - changes in liver weight
Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of
Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
Japan) V.1- 1976- Volume(issue)/page/year: 13,163,1988
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 21900 mg/kg/2Y-C
TOXIC EFFECTS :
Liver - changes in liver weight
Endocrine - changes in adrenal weight
REFERENCE :
NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of
Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
Japan) V.1- 1976- Volume(issue)/page/year: 13,163,1988
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 109 gm/kg/13W-C
TOXIC EFFECTS :
Liver - changes in liver weight
Endocrine - hypoglycemia
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - transaminases
REFERENCE :
NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of
Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
Japan) V.1- 1976- Volume(issue)/page/year: 13,163,1988
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 438 gm/kg/2Y-C
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in bladder weight
Nutritional and Gross Metabolic - weight loss or decreased weight gain
Related to Chronic Data - changes in testicular weight
REFERENCE :
NNGADV Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of
Japan. (Nippon Noyaku Gakkai, 1-43-11, Komagome, Toshima-ku, Tokyo 170,
Japan) V.1- 1976- Volume(issue)/page/year: 13,163,1988
*** END OF RECORD ***