Choose reagents from the table to accomplish transformations in the scheme below List reagents by letter...
Choose reagents from the table to accomplish transformations in the scheme below. List reagents by letter CO,Et 3 5 7 (a reduction) COGER 4 Reagents a Naot / ETOH Hy over Pd/C Hy0*/H2O room temp H,Oheat b Trace of HShea NaOet then BACH,COEU KMnO/H30 g NaOet, then CH,B! k LIAIH, then H,09 d NaBH then H30 h CH,CH,OH/HCI - POC pyridine Steps Step 6 Step7 Step
2. Draw the major organic product for each of the following reaction schemes. (1 pt each) a) POCl3, pyridine HO or H3O, heat b) H3O heat c) 0 1. LDA OEt 2 3. Show the structure of each intermediate and product for the following synthetic scheme. Your answer does not need to show the electron flow with arrows but should have correct formal charges. (2 pts) Co Et 1. NaOEt, EtOH Co2Et 2. H30", heat
Identify the reagents necessary to accomplish the following transformations: Choose from the following list of reagents: 1) xẼ NaNH, 2) H20 10 g-BBN 2) H2O2, NaOH 1) ELMgBr 2) H2O 1) Hg(OAC)2, H20 2) NaBH4 1) TSCI, pyridine 2] -B40k 1) MeMgBr 2) H20 Brz 1) t-BuOK 2) TSCI, pyridine TSCI, pyridine Na2Cr2071) NaBH4 H2SO4, H20 20 H2O2, NaOH PCC, CH2Cl2 Enter the correct letter for each step of the reaction in the boxes below. (Reagents can be used more...
7. Choose your own adventure.Choose one of the starting materials below, then treat ti with three of the reagents listed, showing the expected product after each step. (9 pts) Starting materials Reagents [H+], H2O H+], H20 NaBH4, EtOH 1. LiAlH4 2. H3O+ CH2-PPh3 NaOH(aq), then H30+ SOCl2 DIBAL Br2, hv 1. BH3, THF, 2. H202, NaOH TMSCI, pyridine PBr3 1. NaH 2. CH3CH2Br PCC H2, Pd/C CH3CH2OH Starting material Product 1 Final product Product 2
Complete the following synthesis by selecting from the list of 10 reagents below. Each reagent (or set of reagents) is labeled as a letter. In the answer box, simply place the order of reagents used as uppercase letters. For example, if your synthesis involves using reagent A followed by B, followed by C, and then D, your answer would be: ABCD. NaOH NaOET 1. NaBH4 ext H2O EtOH 2. H20 A B с D E Br H30+ Ph3P=CH2 PCC heat...
17. Use ANY needed reagents to effect the following transformation. (30 points) starting material product List of Reagents -N:C:N- KMnO4, H2SO4 8 00 (CH3),COCOCOC(CH3)3 Ag(NH3)2+, 120 Fe, HCI KMnO4, NaOH, H2O, cold AlCl3 Bra (excess), NaOH (excess), H20 Brz, Fe Br2, H20 Br2, H2O, H3O+ Br2, hy Br2, NaOH (excess), H2O Br2, P Buli CF3CO,H CH;=0 Formaldehyde оо CH3COCCH o CH_CC1, pyridine H2, Lindlar's catalyst H2.Pd/C H2, Pa/C, high pressure H, Raney-Ni HANNH HENNH, KOH, (HOCH2CH2)20, heat H2O H20, H2SO4,...
Complete the following synthesis by selecting from the list of 10 reagents below. Each reagent (or set of reagents) is labeled as a letter. In the answer box, simply place the order of reagents used as uppercase letters. For example, if your synthesis involves using reagent A followed by B,followed by C, and then D, your answer would be: ABCD. 0 NaOEt 1. NaBH4 NaOH H20 EtoH 2. H20 heat нзо Ph3P-CH2 PCC heat Enter Your Answer:
Propose an efficient synthesis for the transformation below. Enter the appropriate number of letter from the reagent list handout Step 1 Step 2 Step 3 OH Alkyl Halides (X = CI, Br or 1) and Acyl chlorides: Assume Allig 15 present, if needed CIP CU CH3X X CI E A B EE Ketones. Aldehydes and Epoxides: Assume "then H20" is included if a protonation step is needed F A A K 0 MN Р Grignard, Wittig and Organocuprate Reagents: Assume...
Choose the sequence of reagents which would best accomplish the following transformation: 2-bromopropane ----------> 1,2-dibromopropane [(R) + (S)] 01. (i) KMnO4, NaOH in water at 0 °C 2. (i) Br2 in CCl4 (ii) excess NaNH2 (iii) CH31 (iv) H20, H2SO4, HgSO4 Choose the sequence of reagents which would best accomplish the following transformation: 2-bromopropane ---------> 1,2-dibromopropane [(R) + (S)] 01. (i) KMnO4, NaOH in water at 0 °C 2. (i) Br2 in CC14 (ii) excess NaNH2 (iii) CH3 (iv) H20,...
Complete the following synthesis by selecting from the list of 14 reagents below. Each reagent (or set of reagents) is labeled as a letter. In the answer box, simply place the order of reagents used as uppercase letters. For example, if your synthesis involves using reagent A followed by B and then C, and then D, your answer would be: ABCD. OLU SO3 Br2 PBra OH H2PO2 1. LiAlH4 2. H20 NaNO2 HCI H2SO4 FeBrz H2O, heat HNO3 NaBH3CN NBS...