Electric Literature of 21436-03-3, Chemistry can be defined as the study of matter and the changes it undergoes. You’ll sometimes hear it called the central science because it is the connection between physics and all the other sciences, starting with biology.21436-03-3, Name is (1S,2S)-Cyclohexane-1,2-diamine, molecular formula is C6H14N2. In a patent, introducing its new discovery.
The present invention provides a novel chiral iridium aqua complex used for asymmetric transfer hydrogenation. The present invention relates to chiral iridium aqua complex represented by the formula (1): wherein R1 and R2 are the same or different and each is an aryl group optionally having at least one substituent selected from the group consisting of a halogen atom, an alkyl group having 1 to 6 carbon atoms, an alkoxy group having 1 to 6 carbon atoms, a haloalkoxy group having 1 to 6 carbon atoms, a nitro group, a carboxyl group and a cyano group, or the like; and R3 and R4 are the same or different and each is an alkyl group or the like.
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