133661-37-7
5-methoxy-2-(4-pyridinyl)-4(3H)-pyrimidinone
→
~88%
133661-38-8
4-氯-5-甲氧基-2-(4-吡啶)嘧啶
6345-27-3
4-甲脒基吡啶水合盐酸盐