4. (3 pt) Which synthesis below would work best for the following transformation? OH A. 1....
Which of the reagents listed below would efficiently accomplish the transformation of CH,CH,CH=CHCH,CH,CHO into CHỊCH,CH,CH,CH,CH,CH,OH? 4 Select one or more: Va. KMnO b. NaBH, c. Br in CCIA d. H. Ni Ve. Two of these choices
What steps and reagents are best used to complete the following synthesis? OHBr, ROOR; Mg, ether; CH3 CHO; H30+ CH, CH, CH = CHCI, AICI3; BHz - THF; NaOH, H202 Br2, FeBrz; Mg, ether; CH, CH, CHO; H30+ ONBS, heat; Mg, ether; CH3 CH, CHO; H30+
3. (5 pt) For the below reduction, which would likely result? A. 2:1 ratio of anti to syn B. 2:1 ratio of syn to anti OH он H-Al(Bu)a Me H+ workup Ph Ph Ph e C. 10:1 ratio of anti to syn tBu D. 10:1 ratio of syn to anti tBu tBu ry labelled bottle of liquid was found in a lab. A student performed a 1H and additional upfield multiplets. Of the following, which is the most likely 4....
Which reagents would best accomplish the following transformation? ОН N 1. Potassium Phthalimide 2. CH3NH2 3. N2H4 O 1. CH3NH2 2. LiAlH4 3. H30+ O 1. SOCl2, pyridine 2. CH3NH2 O 1. p-TsOH, HOCH CHOH 2. CH3NH2 3. H30+ ? 3:13 PM 7/30/2020 Which reaction sequence would accomplish this transformation? oth HO H O 1. CH3MgBr 2. H30+ 3. CH3OH 1. H30+, CH3OH 2. NaBH4 3. H30+ O 1. p-TOH, HOCH CH2OH 2. NaBH: 3. H30+ O 1. pTSOH, HOCH,CH,OH...
what is the major product in the following reaction? which reaction sequence would accomplish this transformation? What is the major product in the following reaction? 1. CHyl (excess) NH 2. Ag2O, H2O, heat HN Which reaction sequence would accomplish this transformation? yogh Н 1. H30+, CH2OH 2. NaBH, 3. H20+ O 1. p-TsOH, HOCH,CH,OH 2. NaBH4 3. H30+ 01. pTsOH, HOCH,CH,OH 2. CH3MgBr 3. H307 O 1. CH_MgBr 2. H3O+ 3. CH3OH What is the best starting material to synthesize...
organic chemistry 1.1 pt) Which reagent would you use to effect the following transformation of a diol into a keto acid? ОН Reagent? CH,CHCH,CH,CH,OH - CH,CCH,CH,сон a) Jones(H2Cr2O7) b) Tollens c) mCPBA d) Collins(PCC) e) LiAlH4 2.(2 pts) Circle the TWO compounds that yield a stable Grignard reagent when treated with magnesium in ether. Br CHÚC HỌC=CH- CH,OH HN 3.(2 pts each) Reactions. Complete each reaction shown here. HỌC=CH- + HC=CH- -CH OH он 1. CH CH MgBrCH,CH,CH=CHCCH2CH3 2.H2O Сн,...
What is the best set of reagents and order for the following transformation? OH ? 1) CH3CH2CI, AIC13; 2) Br2, hv; 3) NaOH 4) BH3-THF; 5) H2O2, KOH 1) Br2, FeBrz; 2) Mg, ether; 3) 4) H30+; 5) PCC 1) Br2, FeBr3; 2) Mg, ether; 3) H2CO; 4) H30+; 5) PCC 1) CH3CI, AlCl3; 2) NBS, hv; 3) NaOH; 4) PCC
What are the best reagents to complete this synthesis? O 1. BH3 – THF; 2. H2O2, NaOH; 3. PCC O 1. BHz – THF; 2. H2O2, NaOH; 3. H, CrO4 01. 03; 2. DMS 01. Hg(OAC)2, H2O; 2. NaBH4; 3. PCC Predict the product of the following reaction scheme: 2LIATH H2O OH OH Predict the product for the following reaction | | Identify the reaction sequence of reactions that can achieve the following transformation a- O (1) Br2, CCl4: (2)...
• Provide a feasible multi-step synthesis for the following transformation • Write the steps using UPPERCASE letters in the space provided. • If you need 2 or more equivalence of the same reagent for the step, then write the number of equivalence after the letter, for example A2 ans 2 equivalence of A for that step. • Write NONE in the space if your route is shorter than the indicated number of steps. • Assume a mild acid aqueous workup...
Which starting material would best accomplish this transformation? 1. SOCI2 2. CH3NH2 3. LiAlH4 4. H30* Н OH Br Which is the best starting material for the following reaction? CH3CH2NH2 ? pyridine HN o о NH2 С- CI OH Which are the best reagents for the following transformation? OCH3 core O 1. (CH3)2CHMgBr 2. H30+ 1. NaOH, heat 2. (CH3)2CHCH=PPh3 O 1. LiAlH4 2. TosCl, pyridine 3. (CH3)2CHCH Br O 1. DIBAL 2. (CH3)2CHCH=PPh3 What is the major product in...