|
| Structural Alert (SA) | Number of Chemicals |
|
| SA2: alkyl (C < 5) or benzyl ester of sulphonic or phosphonic acid | 4 |
| SA3: N-methylol derivatives | 2 |
| SA4: monohaloalkene | 5 |
| SA5: S or N mustard | 7 |
| SA6: propiolactones or propiosultones | 0 |
| SA7: epoxides and aziridines | 22 |
| SA8: aliphatic halogens | 47 |
| SA9: alkyl nitrite | 1 |
| SA10: a, b unsaturated carbonyls | 0 |
| SA11: simple aldehyde | 4 |
| SA12: quinones | 22 |
| SA13: hydrazine | 32 |
| SA14: aliphatic azo and azoxy | 7 |
| SA15: isocyanate and isothiocyanate groups | 4 |
| SA16: alkyl carbamate and thiocarbamate | 5 |
| SA17: thiocarbonyl | 18 |
| SA18: polycyclic aromatic hydrocarbons | 12 |
| SA19: heterocyclic polycyclic aromatic hydrocarbons | 5 |
| SA20: (poly)halogenated cycloalkanes | 9 |
| SA21: alkyl and aryl N-nitroso groups | 107 |
| SA22: azide and triazene groups | 3 |
| SA23: aliphatic N-nitro group | 1 |
| SA24: a, b unsaturated aliphatic alkoxy group | 1 |
| SA25: aromatic nitroso group | 4 |
| SA26: aromatic ring N-oxide | 1 |
| SA27: nitroaromatic | 75 |
| SA28: primary aromatic amine, hydroxyl amine, and its derived esters | 52 |
| SA28bis: aromatic mono- and dialkylamine | 7 |
| SA28ter: aromatic N-acyl amine | 17 |
| SA29: aromatic diazo | 4 |
| SA30: coumarins and furocoumarins | 8 |
| SA31a: halogenated benzene | 16 |
| SA31b: halogenated PAH | 7 |
| SA31c: halogenated dibenzodioxins | 2 |
|
