In the space below, enter the letter for the correct answer (not case sensitive). PhOCH2CH2CH3 is best prepared by reaction of b) c) d) CH3CH2CH2Br with Pho-Na+ PhCl with CH3CH₂CH₂O-Na+ PhCl with CH3CH2CH2OH and HCl CH3CH2CH2Br with PhOH and HCI
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- Draw the product(s) of bromination. Br, (a) Br Br Br Br H. H.2. Complete the following: Stereochemistry and regiochemistry may be important. type a) NaOH (aq) b) neutralize ➤ OMe a) LiAlH4, ether NMe2 f) b) H3O+ type b) a) HS SH ZnCl2, H+ b) Raney Ni g) type formation of thioacetal/desulfurization HO type Hell-Volhard-Zelinsky Reaction h) CO₂Et type Wittig Reaction H H₂N OEt OH DCC, CH2Cl2 Ph type a) NaH, THF CO₂Et d) b) BnBr, THE CO₂Et c) NaOH(aq); HCl(aq); heat type type HO type (COCI)2, cat DMF CH2Cl2 j) CI type a) NHEN b) LiAlH, THE c) H3O+ CO₂Me CO₂MeWhich choice correctly assigns the E/Z configuration of each alkene (I-III) shown below? H3C H3CH2C CI H2N H- HO. NCH2C NHCH3 (H3C)2HC H3CO Br H3CO I II II choose your answer... V ; I| = choose your answer... V : III = choose your answer...
- When a new center of chirality is created, isomers can result. For the reaction below, specify the kinds of isomers that are produced and in what ratio they form. (For reactions you are not already familiar with, products are shown without stereochemistry.) H₂C. Cl₂ Submit Answer The product(s) of this reaction is (are hv Retry Entire Group 2-chloroisomer(s) only a single achiral compound with no chiral centers a single meso compound a single chiral compound two achiral diastereomers in unequal amounts two enantiomers in equal amounts (a racemate) two enantiomers in unequal amounts two chiral diastereomers in equal amounts two chiral diastereomers in unequal amountsHow many kinds of chemically non-equivalent hydrogens are there in each of the following compounds? a b a CH₂ CH-CH₂ b b CI-CH₂- xeview Toples] [References] How many kinds of chemically non-equivalent hydrogens are there in each of the following compounds? Phenobarbital Orangulizer) The number of chemically non-equivalent hydrogens is The number of chemically non-equivalent hydrogens is How many kinds of chemically non-equivalent hydrogens are there in each of the following compounds? CH₂-CH-CH-CH₂ CH₂ CH₂-CH-CH-CH₂ The number of chemically non-equivalent hydrogens is ob bon Submit Answer The number of chemically non-equivalent hydrogens is The number of chemically non-equivalent hydrogens is The number of chemically non-equivalent hydrogens is Retry Entre Group 2 more group attempts remainingAnswer the following questions by circling the most correct ans owing .. The relationship between the following tow structures is Br, F. and SF, Br "CH3 C. same compo Enantiomers b. same compound (R) 3 both are achiral
- attatched below are heterocyclic problems for practice. Please assist meGive the major organic product(s) of the following. Include stereochemistry when applicable. 1) Nal Br a) 2) NaCN, acetone 1) NaOC(CH3)3, heat d Br 2) BH₂ THF; 3) H,O,, NaOH(aq) b) c) d) c) 2) KOC(CH3)3, heat Copyright University of California Merced 2022 Br 1) NaOH, heat 2) MCPBA 1) KOC(CH3)3, heat 2) H3O+Draw chemical structure with appropiate stereochemistry ( cis or trans, E or Z)Name the structures
- [Review Topics] [References] Draw a structural formula for the hemiketal formed when one molecule of ethanol combines with one cyclohexanone molecule. O • You do not have to consider stereochemistry. . You do not have to explicitly draw H atoms. *a Submit Answer ... Retry Entire Group ChemDoodle 8 more group attempts remaining Previous Next Save and ExitVI. Carbonyl compounds9. Which of the following chiral ketones undergo racemization in the presence of a strong base? Draw all enolforms and interpret! Determine the absolute configuration of the chiral centers!4. Two IR spectra are shown. On is from an alkene, the other for an alcohol. Tell which is which. LOD LOD 3000 1640 610 810 3050 1376 1374 1445 1381 1472 2880 2875 2978 3210 2960 1039 D 400 3000 2000 1S00 1000 4000 3000 2000 1500 1000 MAVENUMB ERI l HAVENUMB ERI -l