| (XVI) |
 |
Slow evaporation from ethanol |
| 2-Diazo-3,5-cyclohexadiene-1-one |
| (XVII) |
 |
Slow evaporation from ethanol/acetone |
| 1,2-Dichloro-4,5-dinitrobenzene |
| (XVIII) |
 |
Slow evaporation from EtOAc |
| (1-((4-Chlorophenyl)sulfonyl)-2-oxopropylidene)diazenium |
| (XIX) |
 |
Slow evaporation from methanol |
| 1,8-Naphthyridinium fumarate |
| (XX) |
 |
Slow evaporation from EtOAc |
| Benzyl-(4-(4-methyl-5-(p-tolylsulfonyl)-1,3-thiazol-2-yl)phenyl)carbamate |
| (XXI) |
 |
Form (3): Slow evaporation from water |
| |
Gallic acid monohydrate |
Form (4): Slow evaporation from methanol in the presence of sarcosine |