CH3 CH3 Н3С- H2, Pd/C CH3 optically active diterpene mixture of diastereomers 1)О. 2) ZnvНОАс H3C Нас сH3 + о + о +...
снз снэ Н3С- Н., Pdic сHз optically active diterpene mixture of diastereomers 1) 0 2) Zn/HOÁC |222hНОАс H3C H3C сH3 + о + о + не H3C
Starting Material Reagent Major Product? H2, Pd/C 1) OsO4 2) aq. KHSO: 1) CH3CO3H 2) NaOH/H20 Bra/H20 1) O3 2) Zn/HOÁC Provide reagents and/or starting materials to accomplish the following transformations. 40 OH –c=C=CH- CH3 CH3 -оснэ Онон H3C CH3 он any alkene CH₃ CH₂ HC- H.Pd/C optically active diterpene CH mixture of diastereomers 1) O 2) ZHOÁC H3C H3C CH3 + Hн H3c1
Starting Material Reagent Major Product? H2, Pd/C 1) 050 2) aq. KHSO3 1) CH3CO3H 2) NaOH/H20 Braz/H20 1) 0; 2) Zn/HOÁC Provide reagents and/or starting materials to accomplish the following transformations pH ن – EC–CH = ا سے ہی الا) CH3 0CH3 H.C ) م any alkene CH3 H3C- Hy, Pd/C CH3 optically active diterpene mixture of diastereomers 1) 0, 2) Zn/HOÁC нэс CH3 + 0 + 0 + H нас
Draw the product of the following reaction: 1. (CH3)3CO 2. H2, Pd/C Br о о
provide the startung material CHз Cнз HзС- Н, Раc Cнз Cнз optically active diterpene mixture of diastereomers 1)Og 2) Zn/HOAC HаС Hас CHз + н н H н Hас
B3: The following optically active oone optically active, one with no optical ac alkene, upon hydrogeraito explain this observation. n, yields two 4 pts H2 2 different products Pd/C CH3 B4: 1,3-butadiene, when treated with HBr, gives a mix of two product neither of which is 4-bromobut-1-ene. Predict both these products using mechanism that involves a single carbocation intermediate: 4 4-bromobut-1-ene Anot formed! HBr C5: Terminal alkynes are moderately acidic synthetically. When pent-1-yne is treated with a strong base [sodium...
orgonic chemistry 9A. An optically active compound (A), C6H10, reacts with H2,Pd/C to produce compound (B), C6H14. (B) is optically inactive. Identify (A) and (B). 9B. Why are vinylic halides unreactive in both Sn2 and Sn1 reactions?
Predict the (major) product(s), clearly indicating stereochemistry mCPBA Me Me Xs H2, Pd/C CH3 H3C H2, Pd/C Me Draw the lowest energy chair conformer
Practice Set-lll CH3 o 1. H3c-C- CHa a HaC, CH3 PY ? H-C-N H Нас + OH T CH2 2. ? CH2 he N(CH3)2 O2N HaC CH3 Phosgene, ? (Review a 3. O-CC2 2 CO2H PY ? HaC 4. Нас OH +CH3 NH2 ? H + excess CH30H ? 6. CH(CH2)16 heat b-(CH2)1CH3 heat ? 7. CaHs-C O-CH2 + NH2-OH hydrorylarnine O- Practice Set-lll CH3 o 1. H3c-C- CHa a HaC, CH3 PY ? H-C-N H Нас + OH T...
CH3 H/H2O b. +H3CMgBr H/H2O +Li(CH3)2Cu C. mild acid CH3NH2 d. Cl Pd-C H2 (1 equiv) e. H20 H30* +KMnO4 Ht H20 h. + H3C-CEC-Li