4. Predict the major product of the following reactions. CHA excess NaOH excess Br2 1.excess NaOH...
4. Predict the major product of the following reactions. OCH3 excess NaOH excess Br2 a) 1.excess NaOH TBSO excess Br2 2. H30+, dilute, cold 3. SOCl2, py 4. H2N -OCH3 Н3СО Г OY 1. Br2, OH 2. NaSCH2CH3 LIN = LDA, THF, -78°C 1. le 2. To 3. 03 4. H2O2, NaOH, H20 OH, DCC
Predict the major product(s) from the following reactions
Predict the major product(s) from the following reactions: 1. O3 CH3 ? 2. DMS CH3 b) 1. CH3COH HаС. 2. H30 CH3 cat. OsO4 CH3 r-BuOOH d) .CHa ? cold CH3 0. e) CH3 CH3 На Hас ? Pt CH3 CH3 Hас 1. BH3-THF CHз 2. H2O2, NaOH g) Bг2 ? CH3OH "CHз
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
Provide the major product for the following reactions:
b. NaH, THF CH Br 1.1 eq LDA, THF D O NaOD 1. LDA (1.1 eq) 2. CH2CH 3. LDA (1.1 eq, -78 °C) 4. CH 1 equiv. Br2 NaOH, H2O
Fill in the reagent/product/reactant:
OCH3 1) K* -OCH3, HOCH3 2) H30*, A 1) NH,OH, H+ (cat.) 2) H2SO4 O NX OH SOCI 1) LiAlH4 2) H2O NaN3, A NaOH, Bra HO, A
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
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
12. Predict the major organic product in the following reactions. - - NaOH, HỦ, 4 I. CH.CH,MyBr (2 ) uit 2 H,O+ + H04 1. NaCN 2. LIAIHA 3. H30* T. HCT40, 2 SOCI 3. (CH.CH.CL 1. Na Cl 0 2. SOCH 3. CH MgBr (2 eq.) 4. H30*
1)
Reactions. Provide the major products for each reaction sequence,
account for stereochemistry
1) KMnO4, A 2) SOCI, CH2Cl2 3) 2 equiv. 1) ethylene oxide, THF 2) H3O+ workup Culi 3) DIBAL-H, THF 4) H3O+ workup 5) cat. TsOH, THF H3CCHE (c) HN COH 1) excess LAH, THE 2) H30+ workup 3) 1 equiv. EtN, DMF 4) pyridine i ( " culi , THF (d) PC Ph 2) H3O+/H2O workup 3) KMnO4, A 4) CH,OH, cat. H2SO4 5) cat. TsOH,...
Problem 1. Provide the major product from the following reactions: NaOH H2O NaOCH3 H3CO Ph CH2OH NaOH, H2O heat KOH 12 (excess) i) LDA