Question

9:50 AM Tue Oct 29 82% <U 5 TORO+ 0 + Bo Predict the Name, Structure and Stereochemistry of the MAJOR ORGanic Product 1 l-pentyne t HBr in excess that conc K n04 2. 2- butyne 3. Propyne + Hydroboration 4 1-pentyne + Oxymerwration s. 3-hexyne + 2HCl 6. 2-heptyne + hydrogenation - 3-octyne + Na/NH3 Liquor 8. 2- pentyne + 2B12 9. Propyne + NanH2 + I-bromobutane in + H₂ Lindhars Catalyst 10. 4-oltyne

Answer 1

BY - penkyne 13 EHBO aday where Br Encey to allogne follows adds to move sub marka rilen al rigne Carbon lemney 2 X CHontoh 2- Biture ono dative clave produce cabang lic acids 1 BHR 2J 429, CHOV H no penta nal Al terminal aligne an Hydroboratan, produce aldehghe HSGAC) 2 Hoo Nabilly -pentanare onomer caraten of terminal alkene Erley produce ketone Cla HCl 12 34 797 - Heptane pd Reduce cac to cre

NaINH3 B-octone trans-B. octene to trans alrene Na/NH3 canrorts calkone B BY - C-H NONH2 Depootan atan a alé die groten sar Q. Heptyne I H₂) Lind for converts is allgne to alkene Ci- octone