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389796-46-7 2-propenoic acid, 3-(3,4-dihydro-4-oxo-2h-pyran-2-yl)-2-methyl-, ethylester, (2e)-

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Product Name 2-Propenoic acid, 3-(3,4-dihydro-4-oxo-2H-pyran-2-yl)-2-methyl-, ethylester, (2E)-
CAS No. 389796-46-7
Molecular Formula C11H14O4