*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : UW7380000
CHEMICAL NAME : 4(1H)-Pyrimidinone, 5-butyl-2-(ethylamino)-6-methyl-
CAS REGISTRY NUMBER : 23947-60-6
BEILSTEIN REFERENCE NO. : 0882476
LAST UPDATED : 199612
DATA ITEMS CITED : 10
MOLECULAR FORMULA : C11-H19-N3-O
MOLECULAR WEIGHT : 209.33
WISWESSER LINE NOTATION : T6N CNJ BM2 DQ E4 F1
COMPOUND DESCRIPTOR : Agricultural Chemical
Mutagen
SYNONYMS/TRADE NAMES :
* 5-n-Butyl-2-ethylamino-4-hydroxy-6-methylpyrimidine
* 5-Butyl-2-(ethylamino)-6-methyl-4(1H)-pyrimidinone
* Ethirimol
* 2-Ethylamino-4-methyl-5-n-butyl-6-hydroxypyrimidine
* Ethyrimol
* Milgo
* Milgo E
* Milstem
* Milstem seed dressing
* New milstem
* PP149
*** 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 : 4 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
28ZEAL "Pesticide Index," Frear, E.H., ed., State College, PA, College
Science Pub., 1969 Volume(issue)/page/year: 5,106,1976
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >1 gm/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:
9,345,1991
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 4 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DEVEAA Defense des Vegetaux. (Federation Nationale des Groupements de
Protection des Cultures, 149, rue de Bercy, 75595 Paris Cedex, 12, France)
V.1- 1947- Volume(issue)/page/year: 26,5,1972
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 4 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:
A183,1983
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 800 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CHINAG Chemistry and Industry (London). (Royal Soc. of Chemistry,
Distribution Centre, Blackhorse Rd., Letchworth, Herts SG6 1HN, UK) V.1-
1923- Volume(issue)/page/year: (42),1512,1969
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 4 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TGANAK Tsitologiya i Genetika. Cytology and Genetics. For English
translation, see CYGEDX. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
V.1- 1967- Volume(issue)/page/year: 16(1),45,1982
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Mammal - cat
DOSE/DURATION : 1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CHINAG Chemistry and Industry (London). (Royal Soc. of Chemistry,
Distribution Centre, Blackhorse Rd., Letchworth, Herts SG6 1HN, UK) V.1-
1923- Volume(issue)/page/year: (42),1512,1969
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CHINAG Chemistry and Industry (London). (Royal Soc. of Chemistry,
Distribution Centre, Blackhorse Rd., Letchworth, Herts SG6 1HN, UK) V.1-
1923- Volume(issue)/page/year: (42),1512,1969
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - chicken
DOSE/DURATION : 4 gm/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:
9,345,1991
** MUTATION DATA **
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Yeast - Saccharomyces cerevisiae
DOSE/DURATION : 50 ppm
REFERENCE :
RSTUDV Rivista di Scienza e Technologia degli Alimenti e di Nutrizione
Umana. Review of Science and Technology of Food and Human Nutrition.
(Bologna, Italy) V.5-6, 1975-76. Discontinued. Volume(issue)/page/year:
6,161,1976
*** END OF RECORD ***