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Substance Name: Terbacil [ANSI:BSI:ISO]
RN: 5902-51-2
UNII: S0017J6E25
InChIKey: NBQCNZYJJMBDKY-UHFFFAOYSA-N

Classification Codes

  • Agricultural Chemical
  • Herbicide

Molecular Formula

  • C9-H13-Cl-N2-O2

Molecular Weight

  • 216.667
 

Names and Synonyms

Results Name

  • Terbacil [ANSI:BSI:ISO]

Name of Substance

  • Terbacil
  • Terbacil [ANSI:BSI:ISO]

Synonyms

  • 2,4(1H,3H)-Pyrimidinedione, 5-chloro-3-(1,1-dimethylethyl)-6-methyl-
  • 3-t-Butyl-5-chloro-6-methyluracil
  • 3-tert-Butyl-5-chloro-6-methyluracil
  • 3-tert.Butyl-5-chlor-6-methyluracil
  • 3-tert.Butyl-5-chlor-6-methyluracil [German]
  • 5-24-07-00036 (Beilstein Handbook Reference)
  • 5-Chloro-3-(1,1-dimethylethyl)-6-methyl-2,4(1H,3H)-pyrimidinedione
  • 5-Chloro-3-tert-butyl-6-methyluracil
  • BRN 0643054
  • Caswell No. 821A
  • Compound 732
  • Du Pont 732
  • Du Pont herbicide 732
  • EINECS 227-595-1
  • EPA Pesticide Chemical Code 012701
  • Experimental herbicide 732
  • Geonter
  • HSDB 1418
  • Sinbar
  • Terbacil
  • Turbacil
  • UNII-S0017J6E25

Systematic Names

  • 2,4(1H,3H)-Pyrimidinedione, 5-chloro-3-(1,1-dimethylethyl)-6-methyl-
  • Terbacil
  • Uracil, 3-tert-butyl-5-chloro-6-methyl-

Superlist Names

  • 5-Chloro-3-(1,1-dimethylethyl)-6-methyl-2,4(1H,3H)-pyrimidinedione
  • Terbacil

Registry Numbers

CAS Registry Number

  • 5902-51-2

FDA UNII

  • S0017J6E25

System Generated Number

  • 0005902512

Structure Descriptors

InChI

1S/C9H13ClN2O2/c1-5-6(10)7(13)12(8(14)11-5)9(2,3)4/h1-4H3,(H,11,14)

InChIKey

NBQCNZYJJMBDKY-UHFFFAOYSA-N

Smiles

C(n1c(c(c(C)[nH]c1=O)Cl)=O)(C)(C)C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mammal (species unspecified) LD skin > 5gm/kg (5000mg/kg)   "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A381, Pg. 1984,
mammal (species unspecified) LD50 unreported 5gm/kg (5000mg/kg)   "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 421, 1971.
rat LD50 oral 1700mg/kg (1700mg/kg) SKIN AND APPENDAGES (SKIN): HAIR: OTHER

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
National Technical Information Service. Vol. OTS0570807,
rat LD50 parenteral 7500mg/kg (7500mg/kg)   Defense des Vegetaux. Vol. 26, Pg. 5, 1972.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 176 deg C   EXP
pKa Dissociation Constant 9 (none)   EXP
log P (octanol-water) 1.89 (none)   EXP
Water Solubility 710 mg/L 25 EXP
Vapor Pressure 4.70E-07 mm Hg 29 EXP
Henry's Law Constant 1.20E-10 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 7.49E-12 cm3/molecule-sec 25 EST

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