Question

mini abiti 1. NaCN 2. H2SO4 H20 D i anson, K 0 1. BH. 2 NaOH, TIMO " x Phant, H CH,MgBr vº Phụ -CHCH Ph;P-CHCH;

Answer 1

1- CRBOXYLIC ACID AND ESTER ARE WEAKER NUCLEOPHIL THEREFOR IT DOES NOT REDUCED BY NaBH4. OH NaBH4 CH PRODUCT ONLY ALDEHYDE GET REDUCED LIAIH4 (4 equiv.) Hoh e LiAlHa (4 equir.) но да NaCN CN H2SO4/H NUCLEOPHILIC ATTACK OH HOọc 11 PRODUCT

at man of Queen OCH3 HEMI ACETAL

е вна LEWIS ACID hydride shift HBн ов-н HYDRIDE SHIFT н Икки LA NAOH,H202 он PRODUCT

HV NHPH) NPh2 Η Γη2 он PRODUCT BrMgo een Ő a B CH3MgBr H2011 SECONDARY ALCOHOL NUCLEOPHILIC ATTACK

ph .ph a von WITTIG REACTION WYTIS REACTION , Co-xe- Phi Toyon ) Ph cyclic intermediate Ph P=CH2 triphenylphosphonium ylides Ph NUCLEOPHILIC ATTACK Ph-P=0. Ph Triphenylphosphine oxide ALKENE