While the job of a research scientist varies, most chemistry careers in research are based in laboratories, where research is conducted by teams following scientific methods and standards. 499-40-1, Name is (2R,3S,4R,5R)-2,3,4,5-Tetrahydroxy-6-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanal, molecular formula is C12H22O11. In a Article，once mentioned of 499-40-1, Quality Control of: (2R,3S,4R,5R)-2,3,4,5-Tetrahydroxy-6-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanal
Two new poloxometalate-based organic/inorganic hybrid compounds, 4(2,2?-DPA)·pseudo-alpha-H4SiMo12O 40·4DMF·2H2O (1) and 4(2,2?-DPA)·pseudo-alpha-H4SiMo12O 40·2H2O (2), have been synthesized and characterized. The crystals of 1 belong to the space group P-1 with a = 13.068 (3), b = 13.706 (2), c = 13.724 (2) A?, alpha = 89.325 (18), beta = 62.516 (11), gamma = 82.260 (15), V = 2157.3 (7) A?3, Dc = 2.183 g/cm3, Z = 1, R = 0.0979 and the crystals of 2 belong to the space group P-1 with a = 11.4688 (10), b = 12.6435 (11), c = 12.8070 (12) A?, alpha = 110.745 (2), beta = 105.329 (2), gamma = 90.46 4 (2), V = 1664.2 (3) A?3, Dc = 2.539 g/cm3, Z = 1, R = 0.0543. Spectroscopic data support the presence of a sizeable electronic interaction between the electron-rich organics and the inorganic SiMo12O404- anions in 1 as well as in 2, both in the solid state and in solution, provided the hybrid compounds are present in high concentrations. The crystal structure determination reveals the absence of any substantial, direct interaction between the organics and the polyoxoanions both within compounds 1 and 2. Therefore the inherent relationship between molecular and crystal structure and the charge-transfer interaction cannot be given yet, despite that it is found that the charge-transfer strength is somewhat related to the distance between the organics and the polyoxoanions.
The reactant in an enzyme-catalyzed reaction is called a substrate. Enzyme inhibitors cause a decrease in the reaction rate of an enzyme-catalyzed reaction.I hope my blog about 499-40-1 is helpful to your research., Quality Control of: (2R,3S,4R,5R)-2,3,4,5-Tetrahydroxy-6-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanal
Reference：
Tetrahydropyran – Wikipedia,
Tetrahydropyran – an overview | ScienceDirect Topics