2. Provide the major products from the following reactions. Starting Material Reagent(s) Product? Br2 Place appropri...
Starting Material Reagent Major Product? H2, Pd/C 1) Os04 2) aq. KHSO3 1) CH3CO3H 2) NaOH/H20 Brz/H2O 1) O3 2) Zn/HOÁC
Starting Material Reagent Major Product? H2, Pd/C 1) OsO4 2) aq. KHSO3 1) CH3CO3H 2) NaOH/H20 Brz/H20 1) 03 2) Zn/HOÁC
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
Predict the major organic product
or products of each of the following reactions:
Identify the mechanism
taking place in each of the reactions and please provide
explanation.
H2SO4 a) (CHỊ) CH CH=CH, HO Hg(OAc)2 NaBH4 b) (CH3)2CH CH=CH2 H2O BH3: THE H2O2, NaOH c) (CH3),CH CH=CH2 H2SO4, H2O d) CHCECH HgSO4 HZ/Ni f) + Cl2 + H2O g) Cold KMnO4 dilute h) 1. CH CO-OH 2. Hz0 Br2 i) CC14
Question 9.27, 9.30 Choose one reagent from the Table to carry out the following conversions. Use letters from the table to specify reagents. Reagents КMnO,/ Н,о* O3 d 1. Br2 g a 2. KOH in ethanol H2/ Lindlar catalyst hr H20/ H2SO4/ HgSO4 е 1. NaNH2 in NH3 2. CH3Br Li in NH3 1 equiv Br2 f 1. BH3 in THF C 2. H202 in NaOH a) CHACH,сH,сH,CECH CHн-CH-CH-CH2CH-CH CHз b) сHa-CHa-CEс-сн, CH3CH2 The following synthesis requires more than one...
Provide the major product(s) for the following reactions: Show
Stereochemistry when necessary
HBr Br2 CH2Cl2 HBr Br2 ROOR H20 H2O СН,ОН H30* 1) BH3, THE 2) H2O2, NaOH, H2O 1) Hg(O2CCF3)2 CH3OH 2) NaBH4, NaOH 1) Hg(OAc)2, H20, THF 2) NaBH4, NaOH H2 Pd/C
2. Draw the major product(s) from the reaction of the starting material below with the following reagents: (12 marks) (a) (b) (1) BH3, THF (2) H2O2, NaOH, H2O Cl in excess EtOH (0) I-CI (d) (1) O3. CH CI: (2) Zn, acetic acid (e) (1) (1) OsO4, THF (2) H2S (1) Hg(OOCCH3)2, H2O (2) NaBH4, NaOH, H2O
Problem #1 Predict the major product(s) from the following reactions: 1.03 2. DMS CHE H3C 1. CH2CO3H 2. H30* CHE CH3 cat. OsO4 t-BuOOH CH KMnO4 CH3 cold CH3 CH₃ H₃C H₂ ? -CH₃ CH3 НАС 1. BH3-THF 2. H2O2, NaOH ? CH3 Brz CH3 CH2OH
1. PREDICT THE PRODUCT: Provide the structure of the major product expected from the following reactions or reaction sequences. Make sure you account for any regio- and/or stereochemistry! (24 pts.) H2O 1. Hg(OAC), CH, OH 2. NaBH H2SO4 H20 1) BH-THF 2) H202, KOH HBr Bry, H2O HBr ROOR 1. BH3-THF 2. H2O2, NaOH H20, H2SO4 1. NaNH2 H2 H-CEC-CH2 CH2 CH3 2. CH CH Br Lindlar cat 1. Sia BH-THF 2. H2O2, H2O