5) Draw a starting material that would efficiently generate the product shown (ignore stereochemistry). [1]LDA, THF,-...
Draw the product formed when the following starting material is treated with LDA in THF solution at - 78 degree C.
Draw the major organic product of the reaction shown below. 1. LDA, THF on 2. CH,I, HMPA 3. H', H,
Which is the correct starting material for the reaction shown below. THF (solvent) LDA; CHBr
Draw both resonance structures of the product formed when the following starting material is treated with LDA in THF solution at -78°C. draw structure ... draw structure ... (Negative charge on carbon) (Negative charge on nitrogen)
Provide the major product for the following reactions: b. NaH, THF CH Br 1.1 eq LDA, THF D O NaOD 1. LDA (1.1 eq) 2. CH2CH 3. LDA (1.1 eq, -78 °C) 4. CH 1 equiv. Br2 NaOH, H2O
Мар сар reagents and conditions necessary to efficiently carry out the following muti-skom NaOH, acetone rom the starting material on the left to the product on the right. Do not worry a 1. LDA, THF, -78 C, 2. NaOH, H20, heat PPh3, n-Buli 1. ethyl acetoacetate, 2. NaoÉt, HOE 1. NaOET, HOEt, methyl vinyl ketone H2, Pd-C (one equiv.) Mapa Show any steps, reagents and conditions necessary to efficiently carry out the following muti-step transformations from the sta NaOH, acetone...
This is the starting material and product, both stereochemistry unknown. 1HNMR: Determine the stereochemistry of both starting material and product and explain using the HNMR. Draw both structures including determined stereochemistry. HO OH Hydrobenzoin Acetal 10H, s TMS reference (ignore) 2H, s 3H, S 3H, 3H, 3H, s
Provide the products for the following reactions: 1. LDA, THF, -78 C 1. LDA, THF, -78 C a yoyo a la misma 0 2. VI NaOCH3, CH3OH 1 eq. 2. H30*. H20
Predict the product of the following reaction sequence. 1.LDA THF,- 78°C
1) Reactions. Provide the major product for each reaction sequence, account for stereochemistry 1) PCC, CHCI 2) Bry, acetic acid 3) KOBU, A 4) NaOEI, ETOH, P CO- 5) H30 workup 6) THF, H.COPPA HC CH2 O e .cat. Pd(OAc) cat. PPh. DMF, EIN 2) LDA, THF. -78 °C 3) Chichen H3O* workup 4) NaBH, EtOH, then H3O+ workup 5) cat. TSOH, benzaldehyde (c) L AL SUO TESTE TO 1) cat. H2SO4. A лон 2) O3, CH, Cl, then (CH),...