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Substance Name: Nicosulfuron [ISO]
RN: 111991-09-4
UNII: CG297D9264
InChIKey: RTCOGUMHFFWOJV-UHFFFAOYSA-N

Note

  • Inhibits ACETOLACTATE SYNTHASE; Accent is DuPont brand name.

Classification Code

  • Herbicide

Molecular Formula

  • C15-H18-N6-O6-S

Molecular Weight

  • 410.4092
 
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Names and Synonyms

Results Name

  • Nicosulfuron [ISO]

Name of Substance

  • Nicosulfuron

Synonyms

  • Accent (herbicide)
  • Accent (pesticide)
  • CCRIS 9496
  • DPX-V 9360
  • DPX-V9636
  • EPA Pesticide Chemical Code 129008
  • HSDB 7950
  • HU 195
  • Milagro
  • Motivell
  • Nicosulfuron
  • SL 950
  • UNII-CG297D9264

Systematic Name

  • 3-Pyridinecarboxamide, 2-(((((4,6-dimethoxy-2-pyrimidinyl)amino)carbonyl)amino)sulfonyl)-N,N-dimethyl-

Superlist Names

  • Accent
  • Nicosulfuron

Registry Numbers

CAS Registry Number

  • 111991-09-4

FDA UNII

  • CG297D9264

System Generated Number

  • 0111991094

Structure Descriptors

InChI

1S/C15H18N6O6S/c1-21(2)13(22)9-6-5-7-16-12(9)28(24,25)20-15(23)19-14-17-10(26-3)8-11(18-14)27-4/h5-8H,1-4H3,(H2,17,18,19,20,23)

InChIKey

RTCOGUMHFFWOJV-UHFFFAOYSA-N

Smiles

S(c1c(C(N(C)C)=O)cccn1)(NC(Nc1nc(OC)cc(n1)OC)=O)(=O)=O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
quail LD50 oral > 2250mg/kg (2250mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C219, 1991.
rabbit LD50 skin > 2gm/kg (2000mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C219, 1991.
rat LD50 oral > 5gm/kg (5000mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C219, 1991.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 142 deg C   EXP
pKa Dissociation Constant 4.6 (none) 25 EXP
log P (octanol-water) 0.01 (none)   EXP
Water Solubility 1.20E+04 mg/L 25 EXP
Henry's Law Constant 1.62E-19 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 2.19E-10 cm3/molecule-sec 25 EST

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