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Substance Name: Pyrazophos [BSI:ISO]
RN: 13457-18-6
UNII: BEG0A8I17D
InChIKey: JOOMJVFZQRQWKR-UHFFFAOYSA-N

Classification Codes

  • Agricultural Chemical
  • Fungicide, Bactericide, Wood Preservative

Molecular Formula

  • C14-H20-N3-O5-P-S

Molecular Weight

  • 373.368
 
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Names and Synonyms

Results Name

  • Pyrazophos [BSI:ISO]

Name of Substance

  • Pyrazophos
  • Pyrazophos [BSI:ISO]

Synonyms

  • 2-(O,O-Diethyl-thionophosphoryl)-5-methyl-6-carbethoxy-pyrazolo-(1,5a)pyrimidine
  • Afugan
  • BRN 0577209
  • Caswell No. 714D
  • Curamil
  • EINECS 236-656-1
  • EPA Pesticide Chemical Code 447500
  • Ethyl 2-((diethoxyphosphinothioyl)oxy)-5-methylpyrazolo(1,5-a)pyrimidine-6-carboxylate
  • Ethyl 2-diethoxythiophosphoryloxy-5-methylpyrazolo(1,5-a)pyrimidine-6-carboxylate
  • HOE 02873
  • HOE 2873
  • Hoechst 2873
  • Missile
  • NSC 232671
  • O,O-Diethyl O-(5-methyl-6-(ethoxycarbonyl)-pyrazolo-(1,5-a)-pyrimid-2-yl)-thionophosphate
  • O,O-Diethyl O-(5-methyl-6-(ethoxycarbonyl)-pyrazolo-(1,5-a)-pyrimid-2-yl)-thionophosphate [ISO:BSI]
  • O,O-Diethyl-O-(5-methyl-6-ethoxy-carbonyl-pyrazolo(1.5-a)pyrimid-2-yl)-thionophosphate
  • O-6-Ethoxycarbonyl-5-methylpyrazolo(1,5-a)pyrimidin-2-yl O,O-diethyl phosphorothioate
  • Pyrazolo-(1,5a)pyrimidine, 2-(O,O-diethyl-thionophosphoryl)-5-methyl-6-ethoxycarbonyl-
  • Pyrazophos
  • UNII-BEG0A8I17D

Systematic Names

  • Phosphorothioic acid, O,O-diethyl ester, O-ester with (6-ethoxycarbonyl-5-methyl)pyrazolo(1,5-a)pyrimidin-2-ol
  • Pyrazolo(1,5-a)pyrimidine-6-carboxylic acid, 2-((diethoxyphosphinothioyl)oxy)-5-methyl-, ethyl ester
  • Pyrazolo(1,5-a)pyrimidine-6-carboxylic acid, 2-((diethoxyphosphinothioyl)oxy)-5-methyl-, ethyl ester (9CI)
  • Pyrazolo(1,5-a)pyrimidine-6-carboxylic acid, 2-hydroxy-5-methyl-, ethyl ester, O-ester with O,O-diethyl phosphorothioate (8CI)
  • Pyrazophos

Superlist Name

  • Pyrazophos

Registry Numbers

CAS Registry Number

  • 13457-18-6

FDA UNII

  • BEG0A8I17D

System Generated Number

  • 0013457186

Structure Descriptors

InChI

1S/C14H20N3O5PS/c1-5-19-14(18)11-9-17-12(15-10(11)4)8-13(16-17)22-23(24,20-6-2)21-7-3/h8-9H,5-7H2,1-4H3

InChIKey

JOOMJVFZQRQWKR-UHFFFAOYSA-N

Smiles

n12c(cc(n2)OP(OCC)(OCC)=S)nc(C)c(c1)C(OCC)=O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mammal (species unspecified) LD50 oral 184mg/kg (184mg/kg)   "Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals", 11th ed., Rahway, NJ 07065, Merck & Co., Inc. 1989Vol. 11, Pg. 1266, 1989.
quail LD50 oral 118mg/kg (118mg/kg)   Pesticide Manual. Vol. 9, Pg. 734, 1991.
rabbit LD50 oral 435mg/kg (435mg/kg)   "Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals", 11th ed., Rahway, NJ 07065, Merck & Co., Inc. 1989Vol. 11, Pg. 1266, 1989.
rat LD50 oral 218mg/kg (218mg/kg)   Khigiena i Zdraveopazvane. Hygiene and Sanitation. Vol. 23, Pg. 538, 1980.
rat LD50 skin > 2gm/kg (2000mg/kg)   Pesticide Manual. Vol. 9, Pg. 734, 1991.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 51 deg C   EXP
log P (octanol-water) 3.8 (none)   EXP
Water Solubility 4.2 mg/L 20 EXP
Vapor Pressure 9.80E-08 mm Hg 25 EST
Henry's Law Constant 1.21E-12 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.14E-10 cm3/molecule-sec 25 EST

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