所有产品
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1-苯基-3-甲基-5-吡唑啉酮(有机原料)英文名:3-Methyl-1-phenyl-2-pyrazolin-5-one CAS NO:89-25-8
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1-甲基-5-羟吡唑-3-羧酸乙酯(有机原料)英文名:Ethyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate CAS NO:51986-17-5
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1-甲基-5-羟吡唑-3-羧酸甲酯(有机原料)英文名:methyl 1-methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylate CAS NO:51985-95-6
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1-甲基-5-羟吡唑-4-羧酸乙酯(有机原料)英文名:Ethyl 5-hydroxy-1-Methyl-1H-pyrazole-4-carboxylate CAS NO:88398-78-1
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1-甲基-3-羟吡唑-4-羧酸乙酯(有机原料)英文名:1H-Pyrazole-4-carboxylic acid, 2,3-dihydro-1-methyl-3-oxo-, ethyl ester CAS NO:103626-03-5
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3-羟基吡唑-4-羧酸乙酯(有机原料)英文名:ethyl 3-oxo-2,3-dihydro-1H-pyrazole-4-carboxylate CAS NO:7251-53-8