2-氯-3-甲氧基苯甲酰氯

4-(3,5-dimethylpyrazol-1-yl)benzoyl chloride

methyl 3,4-dihydro-2H-pyran-5-carboxylate

3-chloro-5,6--dihydro-4H-furo[2,3-b]pyran-2-(7aH)-one

2-(diethylamino)-2-oxoacetyl chloride