189278-12-4

Basic information

• Product Name: Proquinazid
• Synonyms: dpx-kq926;Proquinazid [iso];6-iodo-2-propoxy-3-propylquinazolin-4(3H)-one
• CAS NO: 189278-12-4
• Molecular Formula: C14H17IN2O2
• Molecular Weight: 372.2
• Mol File: 189278-12-4.mol

Chemical Properties

• Boiling Point: 435.1°Cat760mmHg
• Flash Point: 217°C
• Appearance: /
• Density: 1.57g/cm³
• Vapor Pressure: 0mmHg at 25°C
• Refractive Index: 1.625
• Storage Temp.: Hygroscopic, -20°C Freezer, Under inert atmosphere
• Solubility: DMSO (Slightly, Heated), Methanol (Slightly)
• CAS DataBase Reference: Proquinazid(CAS DataBase Reference)
• NIST Chemistry Reference: Proquinazid(189278-12-4)
• EPA Substance Registry System: Proquinazid(189278-12-4)

Safety Data

• Hazard Codes: N
• Statements: 50/53
• Safety Statements: 60-61
• RIDADR: UN 3077 9 / PGIII
• WGK Germany: 3
• Hazardous Substances Data: 189278-12-4(Hazardous Substances Data)

Usage

Uses

Used in Agricultural Industry:
Proquinazid is used as a fungicidal agent for controlling powdery mildew in a range of crops. Its application helps protect crops such as cereals and grapes from fungal infections, ensuring a healthy and productive yield.
Used in Pesticide Industry:
As a fungicide, Proquinazid is also utilized in the pesticide industry to combat fungal infections in agricultural settings. Its effectiveness in controlling powdery mildew makes it a preferred choice for farmers and pesticide manufacturers alike, contributing to the overall goal of maintaining crop health and productivity.

InChI:InChI=1/C14H17IN2O2/c1-3-7-17-13(18)11-9-10(15)5-6-12(11)16-14(17)19-8-4-2/h5-6,9H,3-4,7-8H2,1-2H3

Upstream product

• 107-10-8 propylamine 
• 5326-47-6 2-amino-5-iodobenzoic acid 
• 598-05-0 di-1-propyl sulfate 

Relevant articles and documents

Preparation of fungicidal quinazolinones and useful intermediates

PCT No. PCT/US97/10254 Sec. 371 Date Dec. 9, 1998 Sec. 102(e) Date Dec. 9, 1998 PCT Filed Jun. 12, 1997 PCT Pub. No. WO97/48684 PCT Pub. Date Dec. 24, 1997This invention provides advantageous processes for preparing quinazolinones of Formula I wherein: R1 is C1-C10 alkyl; C3-C10 alkenyl; C3-C10 cycloalkyl; C3-C10 halocycloalkyl; C4-C10 cycloalkylalkyl; C4-C10 halocycloalkylalkyl; or C3-C10 alkynyl; R2 is C1-C10 alkyl; C3-C10 alkenyl; C3-C10 cycloalkyl; C3-C10 halocycloalkyl; C4-C10 cycloalkylalkyl; C4-C10 halocycloalkylalkyl; C4-C10 cycloalkyl; C4-C10 halocycloalkyl; or C3-C10 alkynyl; and R3 and R4 are each independently hydrogen or halogen; from compounds containing the moiety IIg This invention further provides certain compounds of Formula II, IIIa, or IVa where R7 is C2-C6 alkyl.

Fungicidal fused bicyclic pyrimidinones

This invention pertains to compounds of Formulae I, II and III, as defined in the disclosure and claims, including all geometric and stereoisomers, N-oxides, agriculturally suitable salts thereof, agricultural compositions containing them and their use as fungicides.