A catalyst don’t appear in the overall stoichiometry of the reaction it catalyzes, but it must appear in at least one of the elementary reactions in the mechanism for the catalyzed reaction. 61363-56-2, Name is 2H-Pyran-3,5(4H,6H)-dione, molecular formula is C5H6O3. In a Patent，once mentioned of 61363-56-2, Quality Control of: 2H-Pyran-3,5(4H,6H)-dione
Substituted imidazo [1,5-a] pyrimido [5,4-d] [1] benzazepine derivatives
The present invention is a compound of formula 1wherein R1 is halogen or lower alkyl; R2 is hydrogen, lower alkyl, cycloalkyl, ?(CH2)m-phenyl, wherein the phenyl ring may be substituted by lower alkoxy, or is ?(CH2)m-indolyl; R3 is ?C(O)O-lower alkyl, ?C(O)OH, or a five membered heteroaromatic group, which rings may be substituted by lower alkyl or cycloalkyl; n is 0, 1 or 2; m is 0, 1 or 2; or a pharmaceutically acceptable acid addition salt thereof. Compound I shows high affinity and selectivity for GALA A alpha5 receptor binding sites.
Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Quality Control of: 2H-Pyran-3,5(4H,6H)-dione. In my other articles, you can also check out more blogs about 61363-56-2
Reference：
Tetrahydropyran – Wikipedia,
Tetrahydropyran – an overview | ScienceDirect Topics