Alkenes CnH2n sp2 hybridized carbons p p sp2 s H H C C H
H Alkenes Cl Cl Cl H cisCl Cl no rotation at C=C trans- HCl
geometric isomers Nomenclature 1. 2. 3. 4. 5. 6. Longest chain with C=C is parent. C numbered from end nearest to C=C. Designate cis- or trans- if necessary. Name substituents. Replace ane with ene ending. If more than one C=C, give smallest numbers and call diene or triene.
Alkene - reactions electrons Lewis Base Lewis Base e- pair donor nucleophile Lewis Acid e- pair acceptor electrophile Addition Reactions + Hrxn = bonds broken - bonds formed Hrxn = (-bond + -bond) - (2 -bonds) < 0 exothermic Addition of HX H3C H
C C H H + H+ + Cl- reaction mechanism H3C H H C C H Cl H H3C H H C C H H Cl Lewis base
electrons nucleophile Lewis acid H+ electrophile Addition of HX step 1 H3C H C
C H H + H-Cl H+ + Cl- H+ 2o carbocation 1o carbocation Addition of HX 2o carbocation
1o carbocation most stable intermediate Stability of carbocations 3o > 2o > 1o carbocations are e- deficient electrophiles react with nucleophile Lewis acids Lewis base Addition of HX step 2 major product minor product
Markovnikovs Rule major product minor product 2-chloropropane 1-chloropropane C with the most H gets the H
What is a memoir? A memoir is a special kind of autobiography, usually involving a public portion of the author's life as it relates to a person, historic event, or thing.The text is about the personal knowledge and/or experiences of...
Introduction to CMOS VLSI Design SPICE Simulation Outline Introduction to SPICE DC Analysis Transient Analysis Subcircuits Optimization Power Measurement Logical Effort Characterization Introduction to SPICE Simulation Program with Integrated Circuit Emphasis Developed in 1970's at Berkeley Many commercial versions are...
Butt welding fittings which meet the requirements of ASME B16.9 Socket welding which meet the requirements of ASME B16.11 Brazing fittings which meet the requirements of ASME B16.18, B16.22 or B16.50 (these fittings should not be used where exposure to...
Albee's work includes both realistic and absurdist techniques. He is often seen as a link between these two movements. On one level, The Zoo Story tells of an "ordinary" meeting between two men in a park. Peter is a comfortable...
What is the ability of different real-world endpoints (rwOS, rwTTD, rwTTNT, and rwPFS) to reflect effectiveness previously observed in clinical trials across two frontline treatment pairs in advanced non-small cell lung cancer (aNSCLC) patients?