5-Methyl-pyrazolo[1,5-a]pyrimidine-7-carboxylic acid

3-Cyanophenylhydrazine hydrochloride

3-氰基苯肼盐酸盐

2-(4-Chlorophenyl)-isonicotinic acid

3-(4-Chlorophenyl)-6-hydrazinopyridazine

4-Hydrazino-6,7-dihydro-5H-cyclopenta[4,5]thieno[2,3-d]pyrimidine

1-Amino-4,6-dimethylpyridin-2(1H)-one

6-Ethyl-4-hydrazinothieno[2,3-d]pyrimidine

(3-Methoxybenzyl)hydrazine hydrochloride

(2-Methylbenzyl)hydrazine hydrochloride

3-Hydrazino-5-(4-methoxyphenyl)-1,2,4-triazine

2-Isopropoxyacetohydrazidehydrochloride