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Organic Reactions

SNAr Mechanism of Piperidine with 2,4-Dinitrobenzene

A) Write a detailed mechanism for the reaction of piperidine with 2,4-dinitrochlorbenzene. b) A "spiro" species has two rings that have one carbon atom in common. Outline a synthesis of the spiro Meisenheimer complex shown in the attachment, starting with 1-chloro-2,4,6-trinitrobenzene.

Ceric Ammonium Itrate Test

1. In a lab experiment, we added 2 ml of ceric ammonim nitrate reagent to a test tube. Then, we added 2 drops of Salicylic acid (2.hydroxbenzoic acid). We came up with a sort of dark brown or deep rusty color. This was a positve result. The questions are: why did salicylic acid give a positive ceric ammonium nitrate test? Wh

Yield of Grignard Reactions

Propene reacts with hydrobromic acid to yield 2-bromopropane via Markovnikov addition about the double bond of the alkene. The organic halide then reacts with 2-propanone(acetone), Mg metal and hydrochloric acid via Grignard reaction to yield 2,3-dimethyl-2-butanol. Write the chemical equations for these reactions using line d

Organic Synthesis: Expected Products

What products would you expect from the reaction of 1 mol of 1,3-butadiene and each of the following reagents? (If no reaction would occur, indicate that as well.) a) 1 mol of Cl2 b) 2 mol of Br2 c) Hot KMnO4 (excess) d) 1 mol of Cl2 in H2O e) 2 mol of H2, Ni

Aldol Condensation

In an aldol condensation, why might it be essential that the benzaldehyde contain no benzoic acid?

Structures for Isomers

Question: Two structural isomers are formed when 2-methyl-1,3-butadiene reacts with ethyl acrylate (ethyl 2-propenoate). Draw structures for these isomers.

Vinegar and Eggshells Reaction

When vinegar and eggshells are combined a reaction ocurrs that produces new chemicals. Show a balanced equation for this reaction.

Synthetic Reaction Scheme

Please outline a synthetic reaction scheme for the preparation of triphenylmethanol from: 1. Methyl benzoate 2. Diethyl carbonate A large number of polycyclic benzenoid aromatic hydrocarbons are known. One of these, benz/a/pyrene, is a powerful carcinogen found in tobacco smoke. Draw the structure of this hydrocarbon. Ca

Buffers and Buffer Type Solutions

1. The Common Ion Effect. What is the pH of a solution that contains 0.250-M benzoic acid and 0.600-M sodium benzoate? 2. Buffers. A buffer solution is made of 0.100 M HOCl and 0.250 M NaOCl. What is the pH of the resulting solution when a 15.0-mL portion of 0.200 M HCl is added to 100.0 mL of the buffer? 3. Prepa

Chemistry - Functional Groups

This question is concerned with the compound lidocaine. Identify one amine and one amide functional group in the above compound. Draw the abbreviated structural formulae of the products of the complete hydrolysis of the compound. Identify any new functional groups in the products and name them. (See attachment for diagr

Important information about Chemical Reaction

The attached file contains the visual depiction of the chemicals compounding. In the diagram, the equation for the following reaction is incomplete, with only the reactants shown, The missing product(s) are indicated by a question mark. Identify any functional group(s) in compounds 1 & 2 by circling them and naming them clearly.

Aromatic Chemistry: Synthesize a Compound

Synthesize the following compound. You may also use any organic compounds containing three or less carbon atoms, benzene, N-bromosuccinimide, triphenylphosphine, meta-chloroperbenzoic acid (MCPBA), methylvinyl ketone, lithium diisopropylamide (LDA), ethyl acetoacetate (acetoacetic ester) and diethyl malonate (malonic ester), as

Synthesis

Synthesize the following compound from the indicated starting material. you may use: any organic compounds containing three or less carbon atoms, benzene, n-bromosuccimide, triphenylphosphine, MCPBA, methylvinyl ketone, LDA, ethyl acetoacetate, diethyl malonate, wittig reagents, and any inorganic reagents. if it is necessar

Synthesis Problems

Draw the structure of the major organic product for each of the reactions shown in the attached document. Be sure to indicate stereochemistry.

3 organic chemistry problems

43) which the following reactions does not proceed significantly to the right in aqueous solutions? a) Hsub3O^+ + OH^- --> 2Hsub2O b) HCN + OH^- ---> Hsub2O + CN^- c) Cu(Hsub2O)sub 4^2+ + 4 NHsub3 ---> Cu(NHsub3)sub4^2+ + 4Hsub2O d) Hsub2SOsub4 + Hsub2O ---> Hsub3O^+ + HSOsub4^- e) Hsub2O + HSOsub4^- ---> Hsub2SOsub4 + O

Chemistry Problems

9.24 When you are in a supermarket, which do you usually request, plastic or paper grocery bags? List the advantaged and disadvantages of plastic versus paper bags, and decide which is preferable. Then prepare a latter to the editor of a newspaper clearly stating your position and explaining your reasons for it. 9.27 A

Photochemical chlorination

Assume that all the methylene groups in the alkane are equally reactive as sites of free-radical chlorination. a) Photochemical chlorination of heptane gave a mixture of monochlorides containing 15% 1-chloroheptane. What other monochlorides are present? Estimate the percentage of each of these additioanl C7H15Cl isomers in

Homologous Series of Compounds

Please see the attached file for full problem description. --- 1) Ethanal is the common name for acetaldehyde. And it has the formula C(-CH3, =O, -H) (I will show carbon compounds this way, first the carbon and then its constituents, "-" is for single bond and "=" for double bond) and benzaldehyde has the formula C(-Ar=O

Balanced Equations: Esterification

In preparation of esters given in an experiment, the reaction product was extracted with 5% sodium bicarbonate solution (NaHCO3) in the isolation step. How? What gas was evolved during this washing step? Write the balanced equation for the reaction that produced it.

Organic Chemistry: Reaction Scheme

Give the reaction scheme, showing the products formed (before hydrolysis), when one equivalent of ethylmagnesium bromide is treated with one equivalent of 5-hydroxy-2-pentanone. Does the addition of two equivalents of the Grignard reagent to this, yield a different product? If so, give structure(s).

The Limiting Reagent and Percent Yield

I need helping with how to determine a limiting reagent and percent yield. For the following question, I started out with 0.60 grams of trans-cinnamic acid and added 3.5 mL of dichloromethane and 2.0 mL of 10% bromine in dichloromethane solution. I re-fluxed the reaction, and, during re-fluxing, added a couple more drops of the

Cannizzaro Reaction

In an experiment, benzaldehyde reacts with potassium hydroxide to produce benzoate and benzyl alcohol. (Cannizzaro Reaction) a) What is the overall balanced equation? b) How does sodium bisulphite remove the unchanged benzaldehyde from the reaction mixture? c) In mechanism 1(attached), a hydride ion is transferred, how can

Reaction of p-aminophenol with acetic anhydride to produce acetylaminophenol

In an experiment, acetylaminophenol is produced from the reaction of p-aminophenol with acetic anhydride. a) What is the balanced reaction? b) A possible side reaction in this experiment involves acetylation of the hydroxy group as well as the amine. Is this by-product present in the crude or recrystallized product? Explain.

Oxidation of Cyclohexanol

In an Experiment, Cyclohexanol (secondary alcohol) is oxidized with 5% 0.75M sodium hypocholrite (household bleach)to form Cyclohexanone (Ketone). a. What purpose does Acetic Acid serve in the hypochlorite oxidation of cyclohexanol? b. What advantages does the hypochlorite oxidation offer over conventional methods such as ch

Reaction of an Alcohol to Produce an Alkyl Halide

N-butanol reacts with NaBr and H2SO4 to produce n-butyl bromide, via refluxation reaction in a lab experiment. a) Why is an excess of sulphuric acid used? b) Why is concentrated sulphuric acid is more effective than water in removing trace amounts of alcohol to form an alkyl halide? c) What two other organic products ma

Extraction

Using extraction techniques how would you separate a mixture of aniline and toluene using dichloromethane as the extraction solvent? Give a step by step procedure that you would use.