Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4(3H)-Pyrimidinone,5-butyl-2-(dimethylamino)-6-methyl-
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Purity: 98.0%
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5221-53-4

5221-53-4 structure

5221-53-4 structure

Name: 4(3H)-Pyrimidinone,5-butyl-2-(dimethylamino)-6-methyl-
Chemical Name: dimethirimol
CAS Number: 5221-53-4
Molecular Formula: C₁₁H₁₉N₃O
Molecular Weight: 209.28800
Catalog: Chemical pesticide Fungicide Other fungicides
Create Date: 2018-08-06 12:50:23
Modify Date: 2024-01-07 00:57:38

Name	dimethirimol
Synonyms	5-butyl-2-dimethylamino-6-methyl-3H-pyrimidin-4-one 2-dimethylamino-4-hydroxy-5-butyl-6-methyl-pyrimidine Caswell No. 128A 2-dimethylamino-4-methyl-5-n-butyl-6-hydroxypyrimidine 5-butyl-2-(dimethylamino)-6-methyl-4(1H)-pyrimidinone EINECS 226-021-7 Dimethirimol 4(1H)-Pyrimidinone,5-butyl-2-(dimethylamino)-6-methyl PP 675 2-dimethylamino-6-methyl-5-n-butyl-4-hydroxy-pyrimidine Melkeb Dimethyrimol [ISO-French] Dimethirimol [BSI:ISO] 5-butyl-Z-dimethylamino-4-hydroxy-6-methylpyrimidine 5-butyl-2-(dimethylamino)-6-methyl-1H-pyrimidin-4-one 5-n-butyl-2-dimethylamino-4-hydroxy-6-methyl pyrimidine 5-butyl-2-(dimethylamino)-6-methylpyrimidin-4-ol 5-Butyl-2-dimethylamino-6-methylpyrimidin-4-ol Methyrimol Milcurb

Density	1.07g/cm3
Boiling Point	296.1ºC at 760mmHg
Melting Point	103℃
Molecular Formula	C₁₁H₁₉N₃O
Molecular Weight	209.28800
Flash Point	132.9ºC
Exact Mass	209.15300
PSA	49.25000
LogP	1.89920
Index of Refraction	1.536

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UW6025000

CHEMICAL NAME :: 4-Pyrimidinol, 5-butyl-2-dimethylamino-6-methyl-

CAS REGISTRY NUMBER :: 5221-53-4

LAST UPDATED :: 199612

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C11-H19-N3-O

MOLECULAR WEIGHT :: 209.33

WISWESSER LINE NOTATION :: T6N CNJ BN1&1 DQ E4 F1

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 :: 2350 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: WRPCA2 World Review of Pest Control. (London, UK) V.1-10, 1962-71. Discontinued. Volume(issue)/page/year: 9,119,1970

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >400 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: WRPCA2 World Review of Pest Control. (London, UK) V.1-10, 1962-71. Discontinued. Volume(issue)/page/year: 9,119,1970

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 200 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NATUAS Nature. (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736) V.1- 1869- Volume(issue)/page/year: 219,1160,1968

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 800 mg/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: 5,79,1976

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 500 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: 9,293,1991

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: 9,293,1991

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 4 gm/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: -,423,1971

Hazard Codes	Xn
Risk Phrases	21-52
Safety Phrases	36/37
HS Code	2933599018

HS Code	2933599018
Summary	2933599018 5-butyl-2-(ethylamino)-6-methylpyrimidin-4-yl dimethylsulfamate