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502644-42-0 piperazine,1-(2-chloro-6-ethylthieno[2,3-d]pyrimidin-4-yl)-4-(phenylacetyl)-

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Product Name Piperazine,1-(2-chloro-6-ethylthieno[2,3-d]pyrimidin-4-yl)-4-(phenylacetyl)-
CAS No. 502644-42-0
Molecular Formula C20H21ClN4OS