Draw the major organic product(s) of the following reactions including stereochemistry when it is appropriate. -CH₂-CEC-H H₂O/H₂SO₂/HgO

What is the major organic product of the following reaction? Br₂ SH آمديد مياده مبار Br || SH III IV

What is the structure of cis-jasmone, a natural product isolated from jasmine flowers, formed by treatment of alkyne A with H2 in the presence of the Lindlar catalyst?

Give the IUPAC name of the product formed in the following reaction, including any relevant stereochemistry. H₂ Lindlar Pd

What is the major organic product obtained from the following reaction? OH H₂O CH3CH2CH2CH2C=CH HgSO4 H₂SO4 OH 04 02 1 3 3 OH OH

Draw structural formulas for the isomeric carbocation intermediates formed on treat- ment of each alkene with HCl. Label each carbocation 1°, 2°, or 3° and state which of the isomeric carbocations forms more readily. CH₂CH3 (a) H₂C=C (c) CH3 CH3 (b) (d) H₂C-CH=CH-CH3

6) 25pts. Draw the structure of the major alkene product (or products) formed by treatment of each of the following haloalkanes with sodium ethoxide in ethanol. Assume the mechanism is E2 elimination. t-BuO K t-BUOH Br CH3 Eto Na F ETOH CH2CH3 CI H- Eto Na -CH2CH3 ELOH H- ČH3 Br Eto Na ELOH CH3 CI, H Eto Na CH2CH3 H3C H D ELOH

Draw the structures of A, B, C and D in each step. NaH A- B H₂SO4 C 150 °C D

Hw.31.

Indicate the appropriate reactants, reagents, or products for the following reactions (show all stereochemistry where necessary): OH D H2 A 1. Hg(OAc)2, CH3OH 2. NaBH4 Pt, C peroxyacid C B