Nec5; 2-((3-(4-methoxyphenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetonitrile; CAS No.: 337349-54-9; As a worldwide chemical supplier, ChemShuttle supplies essential intermediates like 2-((3-(4-methoxyphenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetonitrile. Our expertise in CRO chemical synthesis ensures tailored solutions for pharmaceutical research.