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- Draw the organic products formed when cyclopentene is treated withfollowing reagent. [1] CH3CO3H; [2] H2O, HO−Draw the product formed when CH3CH2C=CH is treated with each of the following sets of reagents: (a) H2O, H2SO4, HgSO4; and (b) R2BH, followed by H2O2, HO−.Draw the organic products formed when 2-bromopentan-3-one (CH3CH2COCHBrCH3) is treated with each reagent: (a) Li2CO3, LiBr, DMF; (b) CH3CH2NH2; (c) CH3SH
- Draw the products formed when p-methylaniline (p-CH3C6H4NH2) istreated with following reagent. (CH3)2C=O(a) What product(s) are formed when the E isomer of C6H5CH = CHC6H5 is treated with Br2, followed by one equivalent of KOH? Label the resulting alkene(s) as E or Z. (b) What product(s) are formed when the Z isomer of C6H5CH = CHC6H5 is subjected to the same reaction sequence? (c) How are the compounds in parts (a) and (b) related to each other?Which of these reagent(s) will not react with HOCH2CH2CH2COOH? A) NaCN in ethanol B) C2H5OH in the presence of an acid catalyst. C) (CH3CO)2O D) Concentrated H2SO4
- The IUPAC name of the compound is (a) 5-formylhex-2-en-3-one (b) 5-methyl-4-oxohex-2-en-5-al (c) 3-keto-2-methylhex-5-enal (d) 3-keto-2-methylhex-4-enal The correct statement regarding electrophile is (a) electrophile is a negatively charged species and can form a bond by accepting a pair of electrons from another electrophile (b) electrophiles are generally neutral species and can form a bond by accepting a pair of electrons from a nucleophile (c) electrophile can be either neutral or positively charged species and can form a bond by accepting a pair of electrons from a nucleophile (d) electrophile is a negatively charged species and can form a bond by accepting a pair of electrons from a nucleophile, Which among the given molecules can exhibit tautomerism? Ph Ph I III (a) III only (b) Both I and III (d) Both II and III (c) Both I and II 5) Which of the following biphenyls is optically active? II5. Fill in the missing reagent or the product: (b) (a) (c) RCO,H N(CH3)2 H₂O* (d)Which is the better method to synthesize n-propylbenzene? A) B) CH3CH₂-C-CI AICI; CH3CH₂-CH₂-CI AICI; CH₂-CH3 CH₂ Zn (Hg) HC1 CH₂-CH₂ CH₂ CH₂-CH
- Draw the structure of an alkyl bromide with molecular formula CgH13Br that fits each description: (a) a 1° alkyl bromide with one stereogenic center; (b) a 2° alkyl bromide with two stereogenic centers; (c) an achiral 3° alkyl bromide.Draw the products formed when (CH3)2C=CH2 is treated with following reagent. [1] BH3; [2] H2O2, HO−2. b) Name the following: Ο (a) CH3CH2CH2C-NH2 (c) – CHCHCHCH (b) H,C-NH-CCH,CH,CH,CH,CH, N