Question 28 Predict the product obtained when 1-pentyne reacts with R,BH followed by H2Oy, NaOH: Product:...
1. Predict the product when propanal reacts with each of the following. a. LiAlH4 followed by water b. NH2OH c. (CH3)2NNH2
2. Predict the product obtained when cyclopentanone reacts with the following reagents and write a mechanism depicting how the process occurs. a. NaBH, in EtOH, b. PhMgBr in THF then NH4Cl in water, and c. propylamine and NaOH.
Predict the major organic product. 1) Sia BH 2) NaOH, H202
26) Give the IUPAC name for the following compound. A) S-4-bromo-1-pentyne C) R-3-bromo-5-pentyne B) R-4-bromo-1-pentyne D) S-3-bromo-5-pentyne 27) What is the major product of the following reaction? 1. BH, 2. H,O, HO A) I B) II C) III D) IV 28) What is the correct classification of the following reaction? Lot OH A) Oxidation reaction C) Substitution reaction B) Elimination reaction D) Reduction reaction 29) Which of the following classes of organic compounds cannot undergo reduction ea. B) Alkenes
Predict the following major products R–CECH - HO 1) Sia BH, THE –c=CH - 1) H2O,/NaOH CH(CH) 0-OH 25°C. Benzene AHC=CHR + 1. Ether or womento LIAH, 2. H2O
1. Predict the starting material that will provide the written product (3 x 2 = 6 points): ? 1. BH 2. H,O, NaOH OH ? » ? Bry - H- Br Br BryHBr BH Br-H H - Br
4. Predict the major product for each of the hydroboration-oxidation reactions shown below. TE 1.BH, THF 2. H,O,/NaOH 1. BH, THE 2. H.Oz/NaOH
2. Write the major product(s) A, B and C for the following transformations: R BH NaOH, H2O2 Br2 NaOH (excess) с А B
1. What is the product formed when propanoic acid reacts with NaOH(aq). 1. What is the product formed when propanoic acid reacts with NaOH(aq) O- Na+ w do outro YOHO yo maio COH O A OB oc OD
Provide the structures of the expected products when 1-pentyne reacts under the following conditions. Note: Diisoamylborane is a reagent which reacts just like borane.