5) Let's walk through the Robinson annulation a) First, a Michael addition occurs between an enolate and an unsaturated ketone. Draw the mechanism and product of this reaction. Base b) What aldehyde/ketone could be used to synthesize the enone in part a?

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Classify each molecule as hydrophilic, hydrophobic, or amphipathic (amphiphilic). بہلا H₂C OH Hydrophilic OH CH3 Hydrophobic Answer Bank CH₂ H OOC-CH₂-C-COO NH3 Amphipathic

Classify the formulas as amines, amides, or neither. Amines HỌC-NH, RCONH, Amides RCH,NH, || CH₂CH₂OCCHCH₂CH₂ CH3 Answer Bank Neither 0 CH, CH, C-NH, COOH

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How did you know HNO3  is [H+ ] And not [OH-] ?

The five parts of question 16 relate to the following three molecules: N-H А в с A (a) Which of the three molecules above are structural isomers? (b) Which of the molecules contains a carbon with linear geometry? (c) Which molecule contains a tertiary amine? (d) Which molecule only contains sp³ hybridized atoms (not including hydrogen)? (e) Which molecule is chiral? Circle the stereocentre in this molecule.

C₁H₁₂O₂ The molecular formula of an unknown compound is C,;H,,0,. (SH,m), 1.4 8 (6H, d), 5.2 3 (1H, septet). Identify the unknow organic compound? 2.The compound gives strong peak at1745 cm 1 in IR spectrum. The NMR details are 7.55 8