Tại sao carbocation bậc cao lại bền hơn? 14.

... CH2-), 1.56 (3H, d, CH3-CH-), 2.26 to 2.83 (8H, -CH2-CO-), 3.0 (1H, -OH),. 4.1 (1H, m, -CHOH), 4.6 (1H, CH-NO2); IR (film) 3849,. 1709, 1559, 1116, 972, 822 ... Mar 22, 2022 ... Sản phẩm chính của phản ứng cộng: CH2=CH-CH3+ HBr → (X). Công thức cấu tạo (X) là: A. CH3-CHBr-CH3. B. BrCH2-CH2-CH3. C. CH3=CHBr-CH3. CH(CH3)), 28.7 (.CH(CH3)), 17.7 (.C(CH3)(CH3)), 16.4 (.C(CH3)(CH3)). Isomer ... CH2-), 22.1 (-CH3), 17.2 (-CH3). Unable to visualise carbonyl carbon ... HO- or R3N and subsequent elimination of HBr must therefore be rejected In favour ... CH2=C=CH-y-0C2H5. HE-CH=C-CH3. CH3. 0. OH. CH. I. I 3. CH2=C-CH=C-CH3. The ... Nov 1, 2023 ... The reaction CH3-CH=CH2 + HBr in the presence of peroxide undergoes an addition reaction. The HBr molecule adds across the double bond of the ... ~~) CH3 (CH2)4 CHO (~~ CH3 CH2 CH2 CH=CH2 major product. Significantly ... HBr]) CH3CHO + H20 (19). 7S-2S00C. FORMALDEHYDE CONDENSATION REACTIONS. It is ... Nov 27, 2018 ... Question: CH,-CH-CH-CH, + HCI CH3 CH CHCH CH3 HBr CH3 CH3-CH2-CH-CH-CH, + Br2-> CH CH3 What are the products of the following addition reactions? Jun 25, 2015 ... The reason is that the H+ from the HBr adds to the carbon that will give the more stable carbocation. CH3CH2CH=CH2H+−−→CH3CH2+CH-CH2 ... Aug 21, 2018 ... Q. The reaction, CH2​=CH−CH3​+HBr→CH3​CHBr−CH3​ is · Nucleophilic addition · Electrophilic substitution · Electrophilic addition · Free radical ... Jan 11, 2019 ... CH2=CH—CH3+HBr—> Помогите · Ответ, проверенный экспертом · Новые вопросы в Химия. Помогите пж, 70 баллов 1. У 350 г 12% ...