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502643-15-4 piperazine, 1-(6-ethylthieno[2,3-d]pyrimidin-4-yl)-4-(4-nitrobenzoyl)-,trifluoroacetate

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Product Name Piperazine, 1-(6-ethylthieno[2,3-d]pyrimidin-4-yl)-4-(4-nitrobenzoyl)-,trifluoroacetate
CAS No. 502643-15-4
Molecular Formula C19H19N5O3S・xC2HF3O2