Children learn through play, and they learn more than adults might expect. Science experiments are a great way to spark their curiosity, get their minds active, and encourage them to do something that doesn¡¯t involve a screen. 287193-07-1, C8H12O4. A document type is Patent, introducing its new discovery., name: Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate
Compounds of formula (I’): (I); wherein: R1 represents substituted or unsubstituted aryl or substituted or unsubstituted heteroaryl; X represents-(CRkaRkb)k-; Rka and Rkb are each independently hydrogen or C1-6alkyl; k is 0-5; Y represents-NR3-or a bond; R3 represents hydrogen or C1-6alkyl; Z represents a moiety of formula (ZA), (ZB), (ZC), (ZD), (ZE), or (ZF); A represents-(CRjaRjb)j-; Rja and Rjb are each independently hydrogen or C1-6alkyl; j is 0, 1 or 2, and; R2 represents unsubstituted or substituted aryl; and salts and solvates thereof are CCR3 receptor antagonists and are thus indicated to be useful in therapy.
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Reference£º
Tetrahydropyran – Wikipedia,
Tetrahydropyran – an overview | ScienceDirect Topics