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Part II, Provide clear complete mechanisms that explain the following transformations. 1. Ho* 2. soci2 C...
2. a) Provide complete mechanisms for the following transformations: OH Но- reflux Н,о OH reflux b) Explain why the a bove reactions do not proceed in the absence of acid. Provide an alternative method of obtaining the same products from the given starting materials
2. a) Provide complete mechanisms for the following transformations: OH Но- reflux Н,о OH reflux b) Explain why the a bove reactions do not proceed in the absence of acid. Provide an alternative method of obtaining...
Chemistry 12A Substitution and Elimination Reactions 1. Provide complete curved-arrow mechanisms for the following transformations, Label the overall mechanism as: E1, E2, S,2, or Sy1 and explain in 1 sentence WHY that mechanism is favored. Br OH OH Br кови Hао Br "ОН conc. H2SO4 "Он
2. For each of the following transformations, draw the major organic product, and provide a complete curved-arrow mechanism to account for its formation HOOH Der HOOH TH Hi cat Major Organic Product b. Meo Ome Hot HOW Major Organic Product
Question Provide possible conditions for the following transformations: CHO COH i. KMnO4 COH ii. 1. O3; 2. H2O2 iii. CrO3, H2O
Provide a complete mechanism for the following reaction. 1 t-BuOH (1 eqv) 2. CH3CH2Br
3. Provide a complete curved-arrow mechanism for each of the following transformations OH 에 HAOLO 1. NaOH cat 2. NaBH, MOH - HO HOON N (Hint: recall from lecture that sugars like this often exist as hemiacetals!) no HO CN NaCN, ETOH 80 °C T
2. For the following transformations provide the reagents necessary to complete the synthetic transion which no reagents were indicated, and provide the products for any transformations in which reagents have been provided. 1) Rano, но NaOH 2) H,09
Provide the major product for the following reaction sequence *H ادNHzNH .1 AICI 2. KOH/HO/A || ||| به کی H2NN IV = H-N H - H2O 0 HO NH2 Predict the major organic product of the following reaction sequence. 1) (Ph)3P Br 2) NaH 3) Benzaldehyde о
2. REAGENTS: Provide the reagents needed to accomplish the following transformations. Clearly indicate if you need to use more than one step. (12 pts.) - گره م . = . . - م م ه م . .. 3. MECHANISMS: Provide complete, arrow-pushing mechanisms for each of the reactions shown below. Only TWO of these will be graded but YOU MUST COMPLETE ALL FOUR TO EARN ANY CREDIT! (8 pts.) | مو | (note: only mechanism for step 1) 1....
2. Provide a complete curved-arrow mechanism for each of the following transformations ed on 2 KO'Bu BUOH Etoo (1 equiv)