【杂环砌块定制】CAS:916333-43-2|5-Acetylpyrazine-2-carbonitrile

【杂环砌块定制】CAS:23787-80-6|1-(3-Methylpyrazin-2-yl)ethanone

【杂环砌块定制】CAS:259793-88-9|6-Bromo-3-hydroxypyrazine-2-carboxamide

【杂环砌块定制】CAS:32710-14-8|3-Aminopyrazine-2-carbaldehyde

【杂环砌块定制】CAS:1006436-44-7|1-Methyl-3-(trifluoromethyl)-1H-pyrazol-4-amine

【杂环砌块定制】CAS:1260667-67-1|6-Bromo-3-hydroxypyrazine-2-carboxylic acid

【杂环砌块定制】CAS:14399-37-2|3,6-Dichloropyrazin-2-amine

【杂环砌块定制】CAS:4774-15-6|2,6-Dimethoxypyrazine

【杂环砌块定制】CAS:859064-02-1|6-Bromo-2-pyrazinecarbonitrile

【杂环砌块定制】CAS:89464-87-9|3-Methoxy-5-methylpyrazin-2-amine

【杂环砌块定制】CAS:61442-38-4|6-Aminopyrazine-2-carboxylic acid

【杂环砌块定制】CAS:2882-20-4|2-Methyl-3-(methylthio)pyrazine

【杂环砌块定制】CAS:75907-74-3|(3,5,6-Trimethylpyrazin-2-yl)methanol

【杂环砌块定制】CAS:38557-72-1|2-Chloro-3,5-dimethylpyrazine

【杂环砌块定制】CAS:54237-53-5|6-Bromopyrazin-2-amine

【杂环砌块定制】CAS:476622-89-6|5-Bromo-2-iodo-3-methoxypyrazine

【杂环砌块定制】CAS:1209458-06-9|(6-Bromopyrazin-2-yl)methanol

【杂环砌块定制】CAS:622392-04-5|2-Bromo-5-iodopyrazine

【杂环砌块定制】CAS:1458-01-1|Methyl 3,5-diamino-6-chloropyrazine-2-carboxylate

【杂环砌块定制】CAS:57796-64-2|3-Hydroxy-5,6-dimethylpyrazine-2-carboxylic acid