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Substance Name: Dimethirimol [BSI:ISO]
RN: 5221-53-4
UNII: 1V1RC2A67P
InChIKey: CJHXCRMKMMBYJQ-UHFFFAOYSA-N

Classification Codes

  • Agricultural Chemical
  • Fungicide, Bactericide, Wood Preservative

Molecular Formula

  • C11-H19-N3-O

Molecular Weight

  • 209.2911
 
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Names and Synonyms

Results Name

  • Dimethirimol [BSI:ISO]

Name of Substance

  • Dimethirimol
  • Dimethirimol [BSI:ISO]

Synonyms

  • 2-(Dimethylamino)-4-hydroxy-5-N-butyl-6-methylpyrimidine
  • 2-Dimethylamino-4-hydroxy-5-n-butyl-6-methylpyrimidine
  • 2-Dimethylamino-4-methyl-5-n-butyl-6-hydroxypyrimidine
  • 5-Butyl-2-(dimethylamino)-6-methyl-4(1H)-pyrimidinone
  • 5-Butyl-2-(dimethylamino)-6-methyl-4-pyrimidinol
  • 5-n-Butyl-2-dimethylamino-4-hydroxy-6-methylpyrimidine
  • BRN 0746334
  • Caswell No. 128A
  • Dimethirimol
  • Dimethyrimol
  • Dimethyrimol [ISO-French]
  • EINECS 226-021-7
  • EPA Pesticide Chemical Code 228200
  • Melkeb
  • Methyrimol
  • Milcurb
  • NSC 263490
  • PP 675
  • UNII-1V1RC2A67P

Systematic Names

  • 4(1H)-Pyrimidinone, 5-butyl-2-(dimethylamino)-6-methyl-
  • 4(1H)-Pyrimidinone, 5-butyl-2-(dimethylamino)-6-methyl- (9CI)
  • 4-Pyrimidinol, 5-butyl-2-dimethylamino-6-methyl-
  • 5-Butyl-2-dimethylamino-4-hydroxy-6-methylpyrimidine
  • Dimethirimol

Registry Numbers

CAS Registry Number

  • 5221-53-4

FDA UNII

  • 1V1RC2A67P

System Generated Number

  • 0005221534

Structure Descriptors

InChI

1S/C11H19N3O/c1-5-6-7-9-8(2)12-11(14(3)4)13-10(9)15/h5-7H2,1-4H3,(H,12,13,15)

InChIKey

CJHXCRMKMMBYJQ-UHFFFAOYSA-N

Smiles

CCCCC1=C(C)N=C(NC1=O)N(C)C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
chicken LD50 oral 4gm/kg (4000mg/kg)   Pesticide Manual. Vol. 9, Pg. 293, 1991.
guinea pig LD50 oral 500mg/kg (500mg/kg)   Pesticide Manual. Vol. 9, Pg. 293, 1991.
mammal (species unspecified) LD50 unreported 4gm/kg (4000mg/kg)   "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 423, 1971.
mouse LD50 oral 800mg/kg (800mg/kg)   "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 5, Pg. 79, 1976.
rat LD50 oral 2350mg/kg (2350mg/kg)   World Review of Pest Control. Vol. 9, Pg. 119, 1970.
rat LD50 skin > 400mg/kg (400mg/kg)   World Review of Pest Control. Vol. 9, Pg. 119, 1970.
rat LDLo intraperitoneal 200mg/kg (200mg/kg)   Nature. Vol. 219, Pg. 1160, 1968.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 102 deg C   EXP
Water Solubility 1200 mg/L 25 EXP
Vapor Pressure 1.10E-05 mm Hg 30 EXP
Henry's Law Constant 2.52E-09 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 2.07E-10 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.