| Dihydrozeatin-7-N-dihydrozeatin | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| Dihydrozeatin-9-N-glucoside | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| Dihydrozeatin-O-glucoside | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acyl glycosides | Details |
| Dihydrozeatin | Organic compounds | Organoheterocyclic compounds | Imidazopyrimidines | Purines and purine derivatives | Details |
| Dimethylarsinous acid | Organic compounds | Organic acids and derivatives | Organoarsinous acids | Not Available | Details |
| Dodecaprenyl diphosphate | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Polyprenols | Details |
| Dolichyl beta-D-mannosyl phosphate | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Polyprenols | Details |
| Dopamine quinone | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbonyl compounds | Details |
| Dopaxanthin quinone | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Dopaxanthin | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| E-Phenylitaconyl-CoA | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acyl thioesters | Details |
| Emopamil | Organic compounds | Benzenoids | Benzene and substituted derivatives | Phenylbutylamines | Details |
| Enol-phenylpyruvate | Organic compounds | Benzenoids | Benzene and substituted derivatives | Phenylpyruvic acid derivatives | Details |
| Entacapone | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | Hydroxycinnamic acids and derivatives | Details |
| Erythrohydrobupropion | Organic compounds | Benzenoids | Benzene and substituted derivatives | Phenylpropanes | Details |
| Ethylphosphate | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Phosphate esters | Details |
| Gamma-glutamyl-L-putrescine | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Geranylfarnesyl diphosphate | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Polyprenols | Details |
| Glucosyl-(mannosyl)9-(N-acetylglucosaminyl)2-diphosphodolichol | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Glutarate semialdehyde | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acids and conjugates | Details |
| Histidinal | Organic compounds | Organic nitrogen compounds | Organonitrogen compounds | Amines | Details |
| Hydroxybupropion | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbonyl compounds | Details |
| Imidazole acetol-phosphate | Organic compounds | Organic acids and derivatives | Organic phosphoric acids and derivatives | Phosphate esters | Details |
| Inositol-P-ceramide | Organic compounds | Lipids and lipid-like molecules | Sphingolipids | Phosphosphingolipids | Details |
| Iodide | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous halogens | Not Available | Details |
| Isopentenyladenine-9-N-glucoside | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| Isopropylmaleate | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acids and conjugates | Details |
| Ketoconazole | Organic compounds | Organoheterocyclic compounds | Diazinanes | Piperazines | Details |
| Kinetin-7-N-glucoside | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| Kinetin-9-N-glucoside | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
