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- Give the organic product: -NH: HN-OH (1) LAIH, (2) H(aq) H₂C-OH B ? NH₂ HO HỆNWhat is the relationship between the following compounds? OH OH O constitutional isomers O stereoisomers O identical O not isomers; different compounds entirely AmanGive balanced equabion for the reachon la CH3- CO,H t CH3-CHOH CO2 H
- What is/are the product(s)? 1. Br,, H2O 2. NaOH O The following: OH + enantiomer он O The following: O The following: + enantiomer HO, The following: The following: OH HO, eamstph(C) (D) PQ-25. Which pair of compounds are enantiomers? CI CI CI CI H- OH HO -H- H- HO- HO H- and and (A) OH Но- -- (B) CI H- CI -H- -H- CI CI ОН ОН OH ОН CI CI H- CI H- HO- H -CI (С) and НО H- H- HO- HO H- and CIFH CI CI ОН OH5-31 Draw the enantiomer, if any, for each structure. (a) COOH (b) CH, (c) СНО (d) HO CH, Br -H H- OH H- OH COOH H- -O- H- OH CH,OH
- The key step in a reported laboratory synthesis of sativene, a hydrocarbon isolated from the mold Helminthosporium sativum, involves the following base treatment of a keto tosylate. What kind of reaction is occurring? How would you complete the synthesis?Thioglycolic acid, HSCH2CO2H, a substance used in depilatory agents (hair removers) has pKa = 3.42. What is the percent dissociation of thioglycolic acid in a buffer solution at pH = 3.0?Look at the three resonance structures of naphthalene shewn in Section 15-6, and account for the fact that not all carbon—carbon bonds have the same length. The C1-C2 bond is 136 pm long, whereas the C2—C3 bond is 139 pm long.
- Cyclopentanecarboxylic acid and 4-hydroxycyclohexanone have the same formula (C6H10O2), and both contain an —OH and a C=O group. How could you distinguish between them using IR spectroscopy?Isoleucine, another of the twenty amino acids found in proteins, is metabolized by a pathway that includes the following step. Propose a mechanism.The pKa of p-cyclopropylbenzoic acid is 4.45. Is cyclopropylbenzene likely to be more reactive or less reactive than benzene toward electrophilic bromination? Explain.