The correct option is A where we find two highest priority are in anti position. = E isomer
Longest chain carbon = 6 = hex
Double bond is in 2nd position = hex-2-ene
Susbstituion of Br is at carbon no.1 and methyl at carbon no. 2 .
Hence the name is justified.
Question 5 Which structure represents (E)-1-bromo-2-methylhex-2-ene? C) Br Br 01. C 2.B 3.D. 4. A
help with number 6 would be great D) (S,E)-3-bromo-4-methylhex-2-ene R, E)-3-bromo-4-met hylhex-2-ene 5. Name the following compound: A (SE)-3-chlorohex-4-en-1-yne DA (R,E)-3-chlorohex-2-en-5-yne C) (S,E)-3-chlorohex-2-en-5-yne DA (R,E)-3-chlorohex-4-en-1-yne Cl (RE)-3-chloropent-4-en-1-yne 6. Which molecule would have the lowest heat of hydrogenation? IV A) 1 B)Il C)III D) IV E)V
Draw the structure of (E)-4-bromo-5-methylhex-3-en-1-yne.
Dww structures for the names ghen be (3) chloroethyl methyl-3-hexene (5,2)-3-bromo-4-methylhex-2-ene Name the structure below:
Question 31 Which is the IUPAC name for the structure shown below? Br A. (S)-5-Bromo-2-heptanal B. (R)-3-Bromopentyl methyl ketone C. (S)-5-Bromo-2-heptanone D. (R)-5-Bromo-2-heptanone E. (R)-5-Bromo-2-heptanal Question 32 Which structure represents an ester enolate? 09 I ΠΙ IV II A.1 B. II C. III D. IV E. Two of these choices.
(1) Choose the correct IUPAC Name of the compound Он B.(Z)-5-methylhex-2-en-4-ol A. (E)-5-methylhex-2-en-4-ol D. (Z)-2-methylhex-4-en-3-ol C. (E)-2-methylhex-4-en-3-ol (2) Choose the correct order according to the activity of carbonyl OO RCOR' RCOCR' RČNR'2 RCCI 4 3 2 B. 1>4>3>2 C. 2>1>4>3 D. 4>1>3>2 1>2>4>3 A. (3) Choose the correct structure of 2-chloroethylbenzoate В. A. CH, CH,CОСH, CH, CОСH,СH, II C. D. -соснCH, -сосH,CH, CI Cl (4) The name of the following structure is A. 5-heptanal B. 5-hexanal D.4-hexenal C. 5-hexenal (5)...
28. The compound 6-bromo-4-cyano-5-ethylcyclohexanone-2-ene possesses ___ lone pairs. a. 1 b. 2 c. 3 d. 4 e. 5 f. 6
#15 please 5 What is the IUPAC name of the following compound? CHy Br 3-bromo-2 ene 2-cyclohexene 6-bromo-1-methy d 2-bromo-1-meth
3) Show how hex-1-yne might be converted to: a. 1-bromohex-1-ene b. 1,1,2,2-tetrabromohexane C. 2-bromohex-1-ene d. 2-bromohexane e. 2,2-dibromohexane 4) For each compound, give the product(s) expected from (1) HgSo./H2SO4-catalyzed hydration and (2) hydroboration-oxidation. a. hex-1-yne b. hex-2-yne c. hex-3-yne d. cyclodecyne 5) Predict the product(s) you would expect from treatment of each compound with (1) dilute, neutral KMnO, and (2) warm, basic KMnO, then dilute acid. a. hex-1-yne b. hex-2-yne c. hex-3-yne d. 2-methylhex-3-yne e. But-1-ene → butan-2-ol 6) Show...
1. Which alkene is the least stable? A 2,4-dimethylpent-2-ene B 2,4-dimethylrent-1-ene C 2.3 dimethylent-2-ene D. 3,4-dimethylpent-2-ene E. 3,4-dimethylpent-1-ene A. Solventio B. Hydrogen C. Heat Cap D. Both A a E Both Ba 8. Why is 2. Which is the major product from reaction of sodium iodine with (R)-2-bromo-3-methylbutane in dicholormethane (methylene chloride? A. 2-iodo-2-methylbutane B. 2-methylbut-2-ene C. (S)-2-iodo-3-methyl butante D. 2-methylbut-l-ene E. No Reaction A Atom B. Reso C. Hyb D. Pols E. Indi 3. Which is the major product...
What is the IUPAC name of this structure? OH A. (E)-6-hydroxy-3-methyloct-3-ene B. (E)-6-methyl-oct-5-en-3-ol C. (Z)-6-methyloct-5-en-3-ol D. (Z)-3-hydroxy-6-methyloct-5-ene Which is the major product of this reaction? NaOB Br OH wi он Br A B C D А B С OD