Homework Answers
Aldehyde can be reduced to alcohol by various reagent but when there is addition of carbon
in product side there is no better reagent than grignard reagent
which produce methyle anion
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3a. Write an equation showing how 1-phenylethanol could be prepared from the following (benzaldehyde) a.
Write a balances Chemical equation showing how you could prepare each of the following salts...
Write a balances Chemical equation showing how you could prepare each of the following salts from an acid-base reaction:KNO3,NaBr and Cas.
Write the equation for the following steps. The reaction of benzaldehyde with a molecule of acetone...
Write the equation for the following steps. The reaction of benzaldehyde with a molecule of acetone catalysed by NaOH to form an aldol addition product. The spontaneous loss of water from the aldol to form the aldol condensation product. The reaction of the resulting product with a second molecule of benzaldehyde, catalysed by NaOH, to form another aldol addition product. The spontaneous loss of water from the aldol to form the final aldol condensation product. The overall equation. Write the...
Write a reaction showing how benzyltriphenylphosphonim chloride (PhCH2PPh3Cl, Wittig salt) is prepared from benzyl chloride (PhCH2Cl).
Write a reaction showing how benzyltriphenylphosphonim chloride (PhCH2PPh3Cl, Wittig salt) is prepared from benzyl chloride (PhCH2Cl).
1. Write a chemical equation for NaOH(aq) showing how it is an acid or a base...
1. Write a chemical equation for NaOH(aq) showing how it is an acid or a base according to the Arrhenius definition. Express your answer as a chemical equation. Identify all of the phases in your answer. 2. Write a chemical equation for H2SO4(aq) showing how it is an acid or a base according to the Arrhenius definition. Express your answer as a chemical equation. Identify all of the phases in your answer. 3. Write a chemical equation for HBr(aq) showing...
1. Write the acid dissociation reaction equation for Na2H2PO4. 2. Write a reaction equation showing how...
1. Write the acid dissociation reaction equation for Na2H2PO4. 2. Write a reaction equation showing how the buffer solution maintains pH ~ 8.0 upon addition of acid. 3. Write a reaction equation showing how the buffer solution maintains pH ~ 8.0 upon addition of a base. Buffer solution: Acid= Na2H2PO4 base Na2HPO4 4. Would you expect this buffer to be better at resisting a change in pH upon addition of acid, or upon addition of base? Why?
1. Acids produce H+ in water. Write the chemical equation showing how HCL behaves as an...
1. Acids produce H+ in water. Write the chemical equation showing how HCL behaves as an acid in water. 2. Bases produce OH- in water. Write the chemical equation showing how NaOH behaves as a base in water
Write a chemical equation for HCl(aq) showing how it is an acid or a base according...
Write a chemical equation for HCl(aq) showing how it is an acid or a base according to the Arrhenius definition. Write a chemical equation for HF(aq) showing how it is an acid or a base according to the Arrhenius definition. Write a chemical equation for KOH(aq) showing how it is an acid or a base according to the Arrhenius definition. Write a chemical equation for HC6H5O(aq) showing how it is an acid or a base according to the Arrhenius definition....
1. Write balanced chemical equations for the formation of a substance that you prepared in this...
1. Write balanced chemical equations for the formation of a substance that you prepared in this experiment 2. Outline a series of chemical equations to show how your product could have been pre- pared using a Grignard reaction. Be sure to show the structures of all starting materials and intermediates. 3. Draw the structure of the product that would have been formed if benzaldehyde had been used in place of 3-pentanone in this experiment. 4. When benzaldehyde is used as...
Write a chemical equation showing how the following is an acid/base according to the arrhenius Definition?...
Write a chemical equation showing how the following is an acid/base according to the arrhenius Definition? Express your answers as a chemical equation. Identify all of the phases in your answer. NaOH(aq)=base HBr(aq)=acid Sr(OH)2(aq)=base H2SO4(aq)=acid
tylphenylmethanol from benzaldehyde (Ph-CHO) (g) cyclopentylphenylm ctan-1-ol from 1-bromohexane (h) octan-1-olf ou would accomplish the following...
tylphenylmethanol from benzaldehyde (Ph-CHO) (g) cyclopentylphenylm ctan-1-ol from 1-bromohexane (h) octan-1-olf ou would accomplish the following transformations. You may use any additional reagents you ne Show how you would ac A (b) SO3 CH.CH,CH; H OH (racemic) OH O о OH CI_cuci (e) CH, --C-CH2CH2-C-OCH,CH, → CH-CH-CH,CH, ---OCH,CH, O o OH OH ) CH-C-CH.CH-C-OCH,CH, - CH -CH-CH2CH.-CH, Show how you would synthesize the following: Prenylethanol by the addition of formaldehyde to a suitable Grignard reagent D 2-phenylethanol from a suitable...
1. Write balanced chemical equations for the formation of a substance that you prepared in this experiment 2. Outline a series of chemical equations to show how your product could have been pre- pared using a Grignard reaction. Be sure to show the structures of all starting materials and intermediates. 3. Draw the structure of the product that would have been formed if benzaldehyde had been used in place of 3-pentanone in this experiment. 4. When benzaldehyde is used as...
tylphenylmethanol from benzaldehyde (Ph-CHO) (g) cyclopentylphenylm ctan-1-ol from 1-bromohexane (h) octan-1-olf ou would accomplish the following transformations. You may use any additional reagents you ne Show how you would ac A (b) SO3 CH.CH,CH; H OH (racemic) OH O о OH CI_cuci (e) CH, --C-CH2CH2-C-OCH,CH, → CH-CH-CH,CH, ---OCH,CH, O o OH OH ) CH-C-CH.CH-C-OCH,CH, - CH -CH-CH2CH.-CH, Show how you would synthesize the following: Prenylethanol by the addition of formaldehyde to a suitable Grignard reagent D 2-phenylethanol from a suitable...
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