WebLABs are capable of reducing a variety of functional groups, as summarized in Scheme 1. 1. Scheme 1. Lithium aminoborohydride (LAB) reagents. In the case of N -alkyl lactams … Web17 jan. 2008 · An advanced hydrogen storage material, with potential for on‐board application, is readily prepared by mechanically milling a 1:1 ammonia borane/lithium hydride (AB/LiH) mixture. The material possesses a H capacity of around 10 wt %, higher than the 2015 DOE gravimetric H capacity target, and can rapidly release over 7 wt % …
Organic Syntheses Procedure
Web30 aug. 2009 · An advanced intermediate is cyclized to give the 14-membered macrocyclic core of 6-dEB using a late-stage (step 19 of 22) C–H oxidative macrolactonization reaction that proceeds with high regio-,... http://journal.bit.edu.cn/zr/en/article/id/2024s208 simpson county newspaper mendenhall ms
Asymmetric Total Synthesis of (−)‐Dehydrocostus Lactone by …
WebLAB lithium amidotrihydroborate. LAH lithium aluminium hydride. LASER light amplification by stimulated emission of radiation LB Langmuir-Blodgett. LC liquid … Web14 apr. 2013 · Finally, reductive removal of the chiral auxiliary with lithium amidotrihydroborate [26] produced alcohol 14, and benzylation yielded triether 15. Scheme 2: Synthesis of triether 15 . Asymmetric epoxidation of alkene 15 was somewhat sluggish and required superstoichiometric amounts of Shi’s fructose-derived ketone 16 [27]. Webwith lithium amidotrihydroborate22 provided the primary alco-hol 15 in 91% yield (12.5 g), and (R,R)-pseudoephenamine (13) was recovered in 92% yield by a simple extractive … simpson county schools ky