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101903-30-4

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Basic Information
CAS No.: 101903-30-4
Name: Pefurazoate
Molecular Structure:
Molecular Structure of 101903-30-4 (Pefurazoate)
Formula: C18H23 N3 O4
Molecular Weight: 345.44
Synonyms: Butanoicacid, 2-[(2-furanylmethyl)(1H-imidazol-1-ylcarbonyl)amino]-, 4-pentenyl ester(9CI); (?à)-Pefurazoate; Healthied;Pefurazoate; UHF 8615; UR 0003
Density: 1.16g/cm3
Melting Point: 25°C
Boiling Point: 455°Cat760mmHg
Flash Point: 229°C
Solubility: 443 mg l-1 (25 °C)
Safety: Moderately toxic by ingestion, inhalation, and skin contact routes. Experimental reproductive effects.
PSA: 77.57000
LogP: 3.23440
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Chemistry

IUPAC Name: Pent-4-enyl 2-[furan-2-ylmethyl(imidazole-1-carbonyl)amino] butanoate
Empirical Formula of Pefurazoate (CAS NO.101903-30-4): C18H23N3O4
Molecular Weight: 345.3929 g/mol
Index of Refraction: 1.555
Density: 1.16 g/cm3
Flash Point: 229 °C
Enthalpy of Vaporization: 71.47 kJ/mol
Boiling Point: 455 °C at 760 mmHg
Vapour Pressure: 1.82E-08 mmHg at 25 °C
Structure of Pefurazoate (CAS NO.101903-30-4):
        

Uses

Used as imidazole fungicides. Pefurazoate (CAS NO.101903-30-4) is used to treat rice seed.

Production

 10g (0.033mmol) N-1-(1 - e -4 - propyl-ene-oxy)-N-Furfuryl-amino and 100mLDMF chloride dissolved in solution by adding 10g (0.15mol / L) imidazole and potassium carbonate 5g , at 70 ℃ reaction 1h, completion of the reaction by adding water, toluene extraction, the organic layer was concentrated, residue from toluene - n-hexane mixed solvent recrystallization.

Toxicity Data With Reference

1.    

orl-rat LD50:981 mg/kg

     JPIFAN    Japan Pesticide Information.(57)(1990),33.
2.    

ihl-rat LC50:>3450 mg/m3

     JPIFAN    Japan Pesticide Information.(57)(1990),33.
3.    

skn-rat LD50:>2 g/kg

     JPIFAN    Japan Pesticide Information.(57)(1990),33.
4.    

orl-mus LD50:946 mg/kg

     JPIFAN    Japan Pesticide Information.(57)(1990),33.
5.    

orl-ckn LD50:4220 mg/kg

     JPIFAN    Japan Pesticide Information.(57)(1990),33.
6.    

orl-qal LD50:2380 mg/kg

     JPIFAN    Japan Pesticide Information.(57)(1990),33.

Safety Profile

Moderately toxic by ingestion, inhalation, and skin contact routes. Experimental reproductive effects.

Specification

 Pefurazoate ,its cas register number is 101903-30-4. It also can be called 4-Pentenyl 2-((2-furanylmethyl)(1H-imidazol-1-ylcarbonyl)amino)butanoate and Healthied .