Oxpoconazole fumarate

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Chemical Identification | General Product Information | Physical & Safety Data

Chemical Identification

Common Name

IUPAC

{(RS)-2-[3-(4-chlorophenyl)propyl]-2,4,4-trimethyl-1,3-oxazolidin-3-yl}(imidazol-1-yl)methanone fumarate (2:1)
or
bis[(RS)-1-{2-[3-(4-chlorophenyl)propyl]-2,4,4-trimethyl-1,3-oxazolidin-3-ylcarbonyl}imidazolium] fumarate

CAS

2-[3-(4-chlorophenyl)propyl]-3-(1H-imidazol-1-ylcarbonyl)-2,4,4-trimethyloxazolidine (2E)-2-butenedioate (2:1)

CAS No.

174212-12-5

Molecular Formula

C₄₂H₅₂Cl₂N₆O₈

Molecular Structure

General Product Information

Category

Fungicides > Imidazole fungicides

Activity

Fungicide

Physical & Safety Data

Physical Properties

Molecular weight:839.8g/mol; (oxpoconazole 361.9); Physical form:Colourless crystals. Density:1.328 (25 ℃); Melting point:123.6-124.5 ℃; Vapour pressure:5.42 ×10-3 mPa (25 ℃); Partition coefficient(n-octanol and water):logP = 3.69 ( pH 7.5, 25 ℃) (for oxpoconazole); pKa:4.08; Solubility:In water 0.0895 g/l ( pH 4, 25℃); for oxpoconazole 0.0373 g/l ( pH 7, 25 ℃).; Stability:Stable in alkali and in neutral media; slightly unstable in acidic media. Photolysis DT50 (sunlight, thin layer) 10.6 h.

Toxicology

Oral:Acute oral LD₅₀ for male rats 1424, female rats 1035, male mice 1073, female mice 702 mg/ kg. Percutaneous:Acute percutaneous LD₅₀ for male and female rats >2000 mg/kg. Slightly irritating to eyes; non-irritating to skin (rabbits). Not a skin sensitiser (guinea pigs). Inhalation: LC₅₀ for male and female rats >4398 mg/m³.

Environmental Profile

Ecotoxicology:
Algae: E_bC₅₀for Selenastrum 0.81 mg/l.Birds:Acute oral LD₅₀for male bobwhite quail 1125.6, female bobwhite quail 1791.3 mg/ kg.Fish: LC₅₀(96 h) for carp 7.2 mg/l; LC₅₀(48 h) for rainbow trout 15.8 mg/l (WP).
Environmental fate: Soil:Soil DT₅₀(field) 23-34 d. Aerobic metabolism DT₅₀64-75 d. K_oc1250-33 300.

Transport Information

Hazard Class:O (Obsolete as pesticide, not classified)