【杂环砌块定制】CAS:21943-15-7|3,5-Dibromopyrazin-2-ol

【杂环砌块定制】CAS:957230-70-5|3,6-Dibromopyrazin-2-amine

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

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

【杂环砌块定制】CAS:912773-21-8|2-Bromo-5-chloropyrazine

【杂环砌块定制】CAS:272-60-6|1H-Pyrazolo[3,4-b]pyrazine

【杂环砌块定制】CAS:1458-16-8|Methyl 3-amino-6-iodopyrazine-2-carboxylate

【杂环砌块定制】CAS:33332-29-5|5-Chloropyrazin-2-amine

【杂环砌块定制】CAS:76537-18-3|3-Bromo-5-chloropyrazin-2-amine

【杂环砌块定制】CAS:41270-62-6|2-Chloro-6-phenylpyrazine

【杂环砌块定制】CAS:1209459-10-8|2-Bromo-5-fluoropyrazine

【杂环砌块定制】CAS:1209289-08-6|2-Amino-5-bromo-3-ethynylpyrazine

【杂环砌块定制】CAS:647843-58-1|5-ethoxypyrazin-2-amine

【杂环砌块定制】CAS:4949-13-7|2-Fluoropyrazine

【杂环砌块定制】CAS:25911-65-3|3-Aminopyrazine-2-carbonitrile

【杂环砌块定制】CAS:768-05-8|Pyrazinoic acid hydrazide

【杂环砌块定制】CAS:56423-63-3|2-Bromopyrazine

【杂环砌块定制】CAS:947249-22-1|5-Bromo-3-(2,2,2-trifluoroethoxy)pyrazin-2-amine

【杂环砌块定制】CAS:503176-43-0|1-(Pyrazin-2-yl)-1H-pyrazole-4-carbaldehyde

【杂环砌块定制】CAS:10199-68-5|4-Phenyl-1H-pyrazole