【杂环砌块定制】CAS:940-07-8|Pyrazine-2,6-dicarboxylic acid

【杂环砌块定制】CAS:77168-85-5|Methyl 5-chloro-6-methylpyrazine-2-carboxylate

【杂环砌块定制】CAS:1049982|3-Methoxypyrazin-2-amine

【杂环砌块定制】CAS:33332-30-8|2-Chloro-6-methoxypyrazine

【杂环砌块定制】CAS:23229-26-7|2,5-Dibromopyrazine

【杂环砌块定制】CAS:13925-00-3|2-Ethylpyrazine

【杂环砌块定制】CAS:10010-93-2|3-methyl-5-(trifluoromethyl)-1H-pyrazole

【杂环砌块定制】CAS:1220330-11-9|5-Ethoxypyrazine-2-carboxylic acid

【杂环砌块定制】CAS:120984-76-1|2-Bromo-3-methylpyrazine

【杂环砌块定制】CAS:100644-66-4|4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidin-6-amine

【杂环砌块定制】CAS:14508-49-7|Pyrazin-2-yl chloride

【杂环砌块定制】CAS:4853-52-5|3-Amino-5,6-dichloropyrazine-2-carboxylic acid

【杂环砌块定制】CAS:21279-62-9|3-Chloropyrazine-2-carboxamide

【杂环砌块定制】CAS:34413-35-9|5,6,7,8-Tetrahydroquinoxaline

【杂环砌块定制】CAS:138588-41-7|Pyrazine-2-carboximidamide hydrochloride

【杂环砌块定制】CAS:72788-94-4|(5-Chloropyrazin-2-yl)methanol

【杂环砌块定制】CAS:6294-70-8|5,6-Dimethylpyrazin-2-amine

【杂环砌块定制】CAS:89283-32-9|(3-Chloropyrazin-2-yl)methanol

【杂环砌块定制】CAS:36070-75-4|2-Chloro-5-cyanopyrazine

【杂环砌块定制】CAS:1001020-13-8|(3-Trifluoromethyl-1H-pyrazol-4-yl)methanol