он e) Na Cr 0. H2SO4, H,0 (excess) NaBH EtOH он Hint: esterification H+ 1 LDA...
2) Provide a product for each of the following reactions. Ensure correct chemoselectivity, stereoselectivity and regioselectivity in product determination. OH SOCI (2eq) b) 1.0 2) H2O, NaOH - KMnO., NaOH, H2O H3C 1) Mg 2) CO. 3) H30 ОН Na Cr.O H2SO4, H,0 (excess) NaBH EtOH Hint: esterification H+ DLDA 2) PhCH,Br /4 736
OH r. Он reagent(s) Br OEt S. reagent(s) Br Он K2Cr2O7 (excess) H2SO4, H20 Он но 1. PhLi, Et O 2. HCI, H2O 3. SOCI2, EtN 4. NaOAc u. н 1. Mg (1 eq), Et2O V. Br 2. (1 eq) -сно 3. HCI, Н,О W. 1. NaBH,, MeOН, 0° С 2. PBra THF 3. LIAID4, THF 4. HCI, H20
2) CHs LDA 1) LDA 3 2) Ci OH, H20 -OH, H2O CHO 1 LDA 2) CH3CH2Br Он, H2O 1) NaOEt 8 2) NaOEt OEt 10 Cl NaH 2 (excess) 12 HO Bra(excess) 13 HO LDA 14L THF, -78 C NaOEt, EtOH NaOEt, EtOH 16 NaOEt, EtOH 17 Br но 18 OOEt 1)NaOEt, EtOH 2) H3O 19 OEt 20 l HO o CHO + H20
List in Order
(a) 0 EtNH, (excess) ОН H2SO4 (cat.) OCH3 + CH,OH (excess) + H2O CI NH -02 S- HÓ: OH Hd 0–CH OCH CI LOH Hac +N-H H NH A HON A HO OH H ---CH ام وی ام H 0 CH Step #1 Step #2 Step #3 D E H2O, H2SO4 (cat.) ОН Step #1 Step #2 Step #3 Step #4 Step #5 Step #6 N ОН 0 H S- HO HO NH 0 H sos-0 B...
Predict the major product for the following reaction. Na,Cr,07. OH 1) PB1z,Br2 2)H, H2SO4, H20 O Br o TH Br
1) + NaOH J) OH PCC CH,C1, K) H СН,ОН L) 1. Mg, ether -Br o 2. 3. H,0 M) OH Na Cr 0 H2SO4 4. Propose Mechanism (Show your work) (14 pts) A) CH,CH,CH,OH CHỊCH CHỊCHCHỊCOH
Predict the (stable organic) products
NaBH, CH,оH 1 2. HC, H,о NaBH, (1 eq.), сн,он 1. 2. HC, H,о NaBн(осн)» (1 еч.), сн,он 1. 2 HCI, H,о LIAIH (1 eq THF 1. Br 2. HC, H,о
121.52 stude Na₂CKO H2SO4 EtoH CHA Souz 1. Li ACORl₃H 2. H2O ں ډ
products?
NaOH, A Na2Cr2O H2SO4, H20 NaBH HCI 0°C NO2 Ph.P H3C Na, MeOH H2SO4, H20 NH, 1HỶ, HCN 2. H30*, A
jsut major product please
17) NaCN, EtOH Ac 18) )LDA. 2) 3) H-O 19) он 20) I) NaOB 2) 15-dibromopentane OEt 3) HCI (aq) 4) Heat Eio