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Table 1 Selected biological activities of 1 H -1,2,4-triazole based ferrocenyl agrochemicals

From: Ferrocene in agriculture: from agrochemicals and soil remediation to selective chemosensors

Entry Ferrocene derivative X Fungicidal activity, % Plant-growth regulation activity, % References
Powdery mildew Brown soil
1 H Z 0 Z 0 Z -17.12 [9]
E 6.7 E 3.3 E -49.60
2-Cl Z 16.7 Z 33.3 Z -11.20
E 20.0 E 40.0 E 65.50
3-Cl Z 3.3 Z 40.0 Z -9.90
E 16.7 E 60.0 E -71.40
4-Cl Z 6.7 Z 30.0 Z -4.50
E 16.7 E 50.0 E -72.90
    A. solani P. piricola   
2 H 17.9 0   [11]
4-OMe 10.3 20.0  
4-Me 17.9 15.0  
2-Cl 17.9 20.0  
3 4-OMe 30.8 27.5   [11]
4-Me 23.1 15.0  
2-Cl 30.8 27.5  
    I. clavispora A. mali   
4 4-Cl 15.6 20.0 +60.0 [12]
4-NO2 23.3 20.0 +68.1
2-naphtha 15.6 20.0 +98.2
    I. clavispora C. fulvum   
5 H 0 0 +309.4 13
4-Cl 33.3 20.0 +118.9
4-NO2 25.0 0 +266.3
2-naphtha 10.0 0 +279.3
  C. fulvum P. piricola Wheat Cucumber  
6 H 33.3 0 -22.8 +10.5 14
4-Me 0 0 -22.3 +63.1
4-OMe 0 0 -22.3 +63.1
2-Cl 33.3 0 -20.4 +26.3
4-Cl 33.3 25.0 -20.4 +2.6
4-F 50.0 0 -12.6 +126.3
  1. a2-naphth = 2-naphthyl.