complete following equation / use reagents when needed ? help pls fast
complete following equation / use reagents when needed ? help pls fast ?? nk Claisen O...
3) Identify the reagents that you would use to produce the following compounds using a Claisen condensation. 4) For the following reaction, predict the major product and propose a mechanism for its formation. 3. Identify the reagents that you would use to produce the following compounds using a Claisen condensation. 4. For each of the following reactions, predict the major product and propose a mechanism for its formation. 1) LDA. 2) CHal
O 35. Starting with phthalic anhydride, which other reagents are needed for the Gabriel amine synthesis?: A. NH3, A / KOH, 1-pentyl-Br / H2NNH2 NH2 B. KOH, NH3 / LDA, 1-pentanol / NaOH C. NBS, Br2, A/HCI, pentanamide / NaNO2, HCI D. NH3, HC / NaH, 1-pentyl-CI/ KCN 36. Select the final product for the multi-step sequence indicated below: NHA ACCI Etci NaNO2 pyr. AICI: KOH HCI HBF4 ? BF3 Н. A. B. HO D. CI OH
le chatelier experimen Thursday). 1. What starting material and reagents are needed for the following multi-step synthesis (HINT: aldol reactions work best when the starting material can only form one enolate)? 5 он о D. NaOH, H2O, Heat F. HO E. NaOH, H2O G. LDA Starting Material: Reagents: 2. LDA is a strong, sterically hindered base and will form the enolate. Sodium hydride is a weak base and will form the _ - enolate. Kinetic enolates are the stable and...
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,...
Which reagents are needed to complete the following synthesis? Make sure that your wer would result in synthetically useful yields (.e., >50% yield). Br O O HBr, heat HBr, HOOH, heat Br2 Bry/H20 None of these reagents will create this product in synthetically useful yields. Which reagents are needed to complete the following synthesis? Make sure that your answer would result in synthetically useful yields (.e., >50% yleia он 1-Hexanol Pheromone for the six-spined spruce bark beetle H2SO4, H20 Bry,...
use any needed reagents to effect the following transformation. please help 17. Use ANY needed reagents to effect the following transformation. (30 points) starting material product 5
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...
a s Complete the following equation : THF +NaHolution Phenol он 2CH:042 Claisen rearrangement 250で o-Allylphenol Allyl phe.yl ether
Provide the reagents necessary to complete the following transformations, which can be accomplished in three steps or less. the concepts are: Carbonyl Compounds/acidity, Enol/Enolate, Aldol reaction(Self/Crossed/Intra), Claisen Condensation(Intra/Crossed/Hydrolysis/Decarboxylation of beta keto-esters), reagent RuBisCO, and Alkylation of Enolate Ions. Please help with answers within these concepts. Thank you. the concepts are: Carbonyl Compounds/acidity, Enol/Enolate, Aldol reaction(Self/Crossed/Intra), Claisen Condensation(Intra/Crossed/Hydrolysis/Decarboxylation of beta keto-esters), reagent RuBisCO, and Alkylation of Enolate Ions. Please help with answers within these concepts. Thank you. 1. Prrovide the reagents...
***Please help answer the questions and provide explanation*** 4) Provide the reagents needed to complete the following series of steps: 3) 2) 5) 5) In homework #4, you were asked why two equivalents of methylmagnesium bromide were required for this transformation: 1) CH3MgBr (2 eq.) 2)H30. OH Now, based on your knowledge of protecting groups, provide reagents needed to complete this same transformation. 1) 2) 3) (Note: step 3 accomplishes two things in the same step). 6) Predict the products...