4-氯-2-甲基苯甲醛

Ethyl 1H-pyrazole-4-carboxylate

4,4-二氟乙酰乙酸乙酯

2-chloro-6-methyl-3-nitropyridine

4-bromo-3-methylpyridine hydrochloride

4-溴吡咯-2-甲酸甲酯

Ethyl 1H-indole-2-carboxylate

5-bromo-3-chloropyridine-2-carbonitrile

Methyl piperidine-4-carboxylate

2,3-dihydrobenzo[b][1,4]dioxine-5-carboxylic acid

2-chloro-5-nitropyrimidine

2-(pyridin-4-yl)hydrazine hydrochloride

对氟

1-溴-3-氟-4-碘苯

皮蝇磷标准溶液

5-氟-2-硝基甲苯