Mefenpyr-diethyl Chemical Properties

Melting point:

50-52°

Boiling point:

451.1±55.0 °C(Predicted)

Density 

1.34±0.1 g/cm3(Predicted)

vapor pressure 

0-0.001Pa at 20-50℃

storage temp. 

Sealed in dry,Room Temperature

solubility 

Chloroform (Slightly), Methanol (Slightly)

pka

-5.89±0.70(Predicted)

form 

Solid

color 

Off-White to Light Beige

Water Solubility 

Water: < 0.1 mg/mL (insoluble)

LogP

4 at 25℃ and pH4-9

CAS DataBase Reference

135590-91-9(CAS DataBase Reference)

NIST Chemistry Reference

Mefenpyr-diethyl(135590-91-9)

EPA Substance Registry System

Mefenpyr-diethyl (135590-91-9)

Safety Information

Hazard Codes 

N

Risk Statements 

51/53

Safety Statements 

60-61

RIDADR 

UN 3077

WGK Germany 

3

RTECS 

UQ6473000

HS Code 

2933.19.4300

HazardClass 

9

PackingGroup 

III

Toxicity

Log P (octanol/water): 3.83 (pH 6.3, 21°). LD50 in rats (mg/kg): >5000 orally, >4000 dermally; LC50 in carp (mg/l): 2.4 (Hacker)

Mefenpyr-diethyl Usage And Synthesis

Uses

Mefenpyr-diethyl is used in herbicidal and herbicide-safener combinations as a resistant breaking solution for modern agriculture.

Uses

Herbicide safener.

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