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Transition Metal Catalyzed Selective Oxidation of Sugars and Polyols
Transition Metal Catalyzed Selective Oxidation of Sugars and Polyols

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Chapter Seventeen
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... Esters: -OR group bonded to the carbonyl C atom. Amides: –NH2, -NHR, or –NR2 group bonded to the carbonyl C atom. (* R = an alkyl group such as ethyl,methyl etc..) ...
Ethers, Epoxides and Sulfides
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Copper-catalysed selective hydroamination reactions of alkynes Please share
Copper-catalysed selective hydroamination reactions of alkynes Please share

... alkylamines in one synthetic operation (Fig. 1b, B). Such cascade processes are highly desirable in organic synthesis, since potentially difficult workup and isolation steps can be avoided, and the generation of chemical waste is minimized37. In particular, we envisioned a scenario in which the star ...
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Hydrides: Solid State Transition Metal Complexes

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... has been synthesized from MoI3(THF)3. Upon reduction of 1 with Na/Hg under dinitrogen molecular nitrogen is cleaved to form [(t-BuPOCOP)Mo(I)(N)]. The origin of the N atom was confirmed using 15N2. Protonation of [(t-BuPOCOP)Mo(I)(N)] results in the formation of a neutral species in which it is pro ...
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part three

... Oxidation numbers are hypothetical numbers assigned to an individual atom or ion present in a substance using a set of rules. Oxidation numbers can be positive, negative, or zero. It is VERY IMPORTANT to remember that oxidation numbers are always reported for one individual atom or ion and not for g ...
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Hydroformylation



Hydroformylation, also known as oxo synthesis or oxo process, is an important homogeneously catalyzed industrial process for the production of aldehydes from alkenes. This chemical reaction entails the addition of a formyl group (CHO) and a hydrogen atom to a carbon-carbon double bond. This process has undergone continuous growth since its invention in 1938: Production capacity reached 6.6×106 tons in 1995. It is important because the resulting aldehydes are easily converted into many secondary products. For example, the resulting aldehydes are hydrogenated to alcohols that are converted to plasticizers or detergents. Hydroformylation is also used in specialty chemicals, relevant to the organic synthesis of fragrances and natural products. The development of hydroformylation, which originated within the German coal-based industry, is considered one of the premier achievements of 20th-century industrial chemistry.The process typically entails treatment of an alkene with high pressures (between 10 to 100 atmospheres) of carbon monoxide and hydrogen at temperatures between 40 and 200 °C. Transition metal catalysts are required.
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