:) Predict the necessary set of reagents/products for the reactions to react with 2-methylpropanal. HOCH,CH,OH Na,Cr,0,...
Question 5 Provide the reagents necessary to carry out the following conversion. HO 1. HOCH CH,OH/H2SO4 2. CH3CH2MB (2 e) 3. H,00 1. HOCH2CH2OH/H2SO4 2. LAIN 3. CH CH MgBr (2 ea) 1. H2SO4 2. CH3CH2OH 3. H2O Provide the reagents necessary for the following conversion. Br o 1. NaBH,/CH2OH, 2. CH3CH2MgBr CH3CH2MgBr/ether 1. H307 2. CH3CH2MgBr/ether 1. CH3CH2MgBr/ether, 2. Hz0+, A
Identify the reagents needed for the following reaction scheme. TBDMS-CI Ag,0 NH OH HOCH,CH, OH HO H0.20 H2O H2SO4, HgSO4 MNF [1LIAIH [2] H2O (1) CHLI 12] H2O [1] HCECLI 12] H2O [1] BH 121H, HO
Predict the products, if any, of the following reactions. COOH (1) LiAlH (2) H2O* (b) CH B (1) NaCN (2) 40*, heat (1) SOCI2 (a) oct-4-ino KMnO4 H20 (warm , conc.) (2) AICI COOH Ph 10 O Na,Cr,O, H,SO4 BH CH,OHN_C6:0, 14,50. CHCH.–CH-COOH BH, CH,OH (1) CH,CH, -CH-COOH CH,OH KMnO4, H2O (warm, conc.) KMnO,H,O (hot , conc.)
Provide the reagents necessary to carry out the following conversion HO HO OH • Excess CH 31/A920 CH3OH / HCI excess pyridine NaBH4/H20 Brz/ H20
1. Provide products for the following reactions. Show appropriate stereochemistry where appropriate. HI H2SO4 CH,OH 1. Hg(OAc),/H,0 2. NaBH4 1. BH; 2. H,Oz/NaOH H/Pd H2SO4/H2O 4. Provide the missing reagents or starting materials in the following reactions. OH Br HO 1. Br2 2, NaNH (excess) 3. H2O
Predict the products for the following reactions: 5. Br 1. Mg, Et2O 2. (CH,)2CO 3. NH,Cl, H20 a. NaCN, HCI b.
2) Predict the necessary set of reagents/products for the reactions with cyclopentanone. СН,ОН PCC 1) CH.MgBr HO 22) H₃0* LiAlH
8. Predict the major product or products for the following reactions. Assume reagents are present in excess amounts unless otherwise indicated. Clearly depict any stereochemistry. "No Reaction is a possible answer. (4 points) each So, H2SO4 CH,CH,C1 AICI, NO Br2 FeBry OH 어 CI AICI, FeB NOH 100 °C 2.HO die HCI HO
Determine the missing products or reagents. Draw arrow pushing mechanisms for 3 of the above reactions. 1) (27 points) Provide the missing reactants, reagents or products 1) NaBH4 2) H30+ H30* H-= - Nat CO2H HON H+ muly & West NH NH2, KOH 1) PP / H 2) H30+ Croz H2SO4 HO H20 1) Mg, EtOEt OH 3) H30+
1. Give the missing reagents, reactants or products for each of the following reactions. KOC(CH . (E2) 1.BH 2. H2O NaOH, HÔ PCC HB/ROOR how many stereoisomers? how many stereoisomers? PCC Excess H2O H CH2C12 HB Nal SN2 give one stereoisomer SN2 NaCN ACN (solvent) KMnO4 HO H2SO mCPBA NaOEt (E2) H2SO4 (cat) don't worry about this reaction OH OH KMnO4 H2SO4 NaOEt (E2) mCPBA H2SO4 (cat) don't worry about this reaction OH Рcc CH2C12 HI (SN1)