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Substance Name: Pyrinuron [ANSI]
RN: 53558-25-1
UNII: Q7BGS137YP
InChIKey: CLKZWXHKFXZIMA-UHFFFAOYSA-N

Molecular Formula

  • C13-H12-N4-O3

Molecular Weight

  • 272.2628
 

Classification Codes

Classification Codes

  • Agricultural Chemical
  • Human Data
  • Out-Dated Pesticide
  • Pesticides
  • Rodenticide
  • Rodenticides

Superlist Classification Code

  • Threshold Planning Quantity (TPQ) = 100/10000 lb
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Names and Synonyms

Results Name

  • Pyrinuron [ANSI]

Name of Substance

  • Pyriminil

Synonyms

  • 1-(3-Pyridylmethyl)-3-(4-nitrophenyl)urea
  • 1-(4-Nitrophenyl)-N'-(3-pyridinylmethyl)urea
  • 5-22-09-00313 (Beilstein Handbook Reference)
  • BRN 0490322
  • Caswell No. 718B
  • DLP 787
  • EINECS 258-626-7
  • EPA Pesticide Chemical Code 104501
  • HSDB 6460
  • N-(4-Nitrophenyl)-N'-(3-pyridinylmethyl)urea
  • N-3-Pyridylmethyl-N'-p-nitrophenylurea
  • One Time
  • PNU
  • Pyriminil
  • Pyriminyl
  • Pyrinuron
  • Pyrinuron [ANSI]
  • RH-787
  • UNII-Q7BGS137YP
  • Vacor

Systematic Names

  • 1-(4-Nitrophenyl)-3-(3-pyridylmethyl)urea
  • N-(4-Nitrophenyl)-N'-(3-pyridinylmethyl)urea
  • Urea, 1-nitrophenyl-3-(3-pyridylmethyl)-
  • Urea, N-(4-nitrophenyl)-N'-(3-pyridinylmethyl)-

Superlist Name

  • Pyriminil

Registry Numbers

CAS Registry Number

  • 53558-25-1

FDA UNII

  • Q7BGS137YP

Other Registry Number

  • 64060-28-2

System Generated Number

  • 0053558251

Structure Descriptors

InChI

1S/C13H12N4O3/c18-13(15-9-10-2-1-7-14-8-10)16-11-3-5-12(6-4-11)17(19)20/h1-8H,9H2,(H2,15,16,18)

InChIKey

CLKZWXHKFXZIMA-UHFFFAOYSA-N

Smiles

c1cc(cnc1)CNC(=O)Nc2ccc(cc2)[N+](=O)[O-]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
cat LD50 unreported > 500mg/kg (500mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C319, 1991.
chicken LD50 oral 760mg/kg (760mg/kg) BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)

PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE
Indian Journal of Pharmacology. Vol. 20, Pg. 216, 1988.
dog LD50 oral 700mg/kg (700mg/kg)   Shokubutsu Boeki. Vol. 32, Pg. 530, 1978.
man LDLo oral 22286ug/kg (22.286mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

ENDOCRINE: HYPERGLYCEMIA

BEHAVIORAL: "HALLUCINATIONS, DISTORTED PERCEPTIONS"
New England Journal of Medicine. Vol. 302, Pg. 73, 1980.
man TDLo oral 22mg/kg (22mg/kg) PERIPHERAL NERVE AND SENSATION: STRUCTURAL CHANGE IN NERVE OR SHEATH

KIDNEY, URETER, AND BLADDER: OTHER CHANGES

ENDOCRINE: DIABETES MELLITIS
Clinical Toxicology. Vol. 18, Pg. 441, 1981.
mouse LD50 oral 56500ug/kg (56.5mg/kg) PERIPHERAL NERVE AND SENSATION: FLACCID PARALYSIS WITHOUT ANESTHESIA (USUALLY NEUROMUSCULAR BLOCKAGE)

SENSE ORGANS AND SPECIAL SENSES: HEMORRHAGE: EYE
Eisei Dobutsu. Sanitary Zoology. Vol. 28, Pg. 349, 1977.
mouse LD50 unreported 17200ug/kg (17.2mg/kg)   Zhonghua Yufangyixue Zazhi. Chinese Journal of Preventive Medicine. Vol. 13, Pg. 220, 1979.
rat LD50 oral 6200ug/kg (6.2mg/kg) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)
Journal of Hygiene. Vol. 80, Pg. 401, 1978.
rat LD50 unreported 12800ug/kg (12.8mg/kg)   Zhonghua Yufangyixue Zazhi. Chinese Journal of Preventive Medicine. Vol. 13, Pg. 220, 1979.
women TDLo oral 31mg/kg (31mg/kg) VASCULAR: BP LOWERING NOT CHARACTERIZED IN AUTONOMIC SECTION

BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)

ENDOCRINE: DIABETES MELLITIS
Clinical Toxicology. Vol. 18, Pg. 441, 1981.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 224 dec deg C   EXP
log P (octanol-water) 2.090 (none)   EST
Atmospheric OH Rate Constant 1.11E-11 cm3/molecule-sec 25 EST

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