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Table 4 Hydrolytic regressive functions of rac -dufulin enantiomers (3.00 μg/mL) in water ( n =3)

From: Enantioselective hydrolyzation and photolyzation of dufulin in water

Enantiomer pH Temp. (°C) Regressive function Parameters (n= 3) ES valuea
  R 2 t1/2(day)  
S-(+) 5 25 Ct = 3.1994 e-0.0150t 0.8343 46.2 0
R-(−) Ct = 3.1436 e-0.0150t 0.8739 46.2
S-(+) 7 15 Ct = 3.2173 e-0.0089t 0.8174 77.9 −0.099
R-(−) Ct = 3.0919 e-0.0073t 0.8429 95.0
S-(+) 7 25 Ct = 3.4911 e-0.0112t 0.9425 61.9 −0.062
R-(−) Ct = 3.3504 e-0.0099t 0.9211 70.0
S-(+) 7 45 Ct = 3.2600 e-0.0137t 0.8574 50.6 −0.083
R-(−) Ct = 3.0622 e-0.0116t 0.7813 59.8
S-(+) 9 25 Ct = 3.5993 e-0.0170t 0.9502 40.8 −0.033
R-(−)    Ct = 3.4382 e-0.0159t 0.9724 43.6  
  1. aThe ES value is defined as the enantiomeric selectivity value.