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. Author manuscript; available in PMC: 2019 Oct 3.
Published in final edited form as: Environ Sci Technol. 2017 Apr 21;51(9):5008–5016. doi: 10.1021/acs.est.6b05412

Table 3:

Number of molecules that are susceptible to the hydrolysis schemes within the library for A) 636 pesticides regulated under FIFRA and B) 32,583 chemicals used in the prediction set of the CERRAP project.

Hydrolysis Scheme FIFRA CERRAP
Carboxylic Acid Ester Hydrolysis 121 4423
OP Triester Hydrolysis 1 (Base-Catalyzed) 56 334
OP Triester Hydrolysis 2 (Neutral or Acid-Catalyzed) 56 306
Amide Hydrolysis 44 2683
Carbamate Hydrolysis 31 270
Nitrile Hydrolysis 30 851
Halogenated Aliphatics: Nucleophilic Substitution w/ no adjacent X 29 871
Halogenated Aliphatics: Nucleophilic Substitution w/ geminal X 28 488
Halogenated Aliphatics: Elimination 22 602
Lactam Hydrolysis 18 1100
Sulfonylurea Hydrolysis 18 90
Urea Hydrolysis 17 300
Lactone Hydrolysis 16 673
Imide Hydrolysis 14 598
Halogenated Aliphatics: Nucleophilic Substitution w/ vicinal X 11 183
Thiocarbamate Hydrolysis 11 39
Epoxide Hydrolysis 9 279
N-S Cleavage 3 18
Anhydride Hydrolysis 1 36
Cyclic Urea Hydrolysis 1 66
Acid Halide Hydrolysis 0 173
Carbonate Hydrolysis 0 61
Dehydration of Geminal Diols 0 26
Cyclic Carbonate Hydrolysis 0 6