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A compound D(C(8)H(10)O) upon treatement...

A compound `D(C_(8)H_(10)O)` upon treatement with alkaline solution of iodine gives a yellow precipitate. The fibtrate on acidification gives a white solid `E(C_(7)H_(6)O_(2))`. Write the structures of D,E .

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A compund X(C_8H_10O) upon treatment with alkaline solution of iodine gives a yellow precipitate. The filtrate on acidifiction gives a whit solid Y(C_7H_6O_2) Write the strctures of X and Y.

An organic compound (A) (C_(8)H_(8)O_(3)) was insoluble in water, dilute HCI, and NaHCO_(3) . It was soluble in NaOH. A solution of (A) in dilute NaOH was boiled and steam distilled and distillate was reacted with NaOH to give a yellow precipitate. The alkaline residue is acidifield to give a solid (B) (C_(7)H_(6)O_(3)) . (B) dissolves in aqueous NaHCO_(3) with the evolution of gas. Identify (A) and (B).

X' compound (C_(4)H_(8)O) decolorises bromine water react with I_(2) & NaOH it give yellow ppt identify 'X'

Compound (A) (C_(8)H_(8)O) on treatment with NH_(2)OH.HCl gives (B) and (C ). (B) and (C ) rearrange to give (D) and E, respectively, on treatment with acid. (B), (C ), (D), and (E ) are all isomers of molecular formula (C_(8)H_(9)NO) . When (D) is boiled with alcoholic KOH, an oil (F) (C_(6)H_(7)N) separates out. (F) reacts rapidly with CH_(3)COCl to give back (D). On the other hand, (E ) on boiling with alkali followed by acidification gives a white solid (G) (C_(7)H_(6)O_(2)) . Identify (A) to (G).

Compound (A) (C_(8)H_(8)O) on treatment with NH_(2)OH.HCl gives (B) and (C ). (B) and (C ) rearrange to give (D) and E, respectively, on treatment with acid. (B), (C ), (D), and (E ) are all isomers of molecular formula (C_(8)H_(9)NO) . When (D) is boiled with alcoholic KOH, an oil (F) (C_(6)H_(7)N) separates out. (F) reacts rapidly with CH_(3)COCl to give back (D). On the other hand, (E ) on boiling with alkali followed by acidification gives a white solid (G) (C_(7)H_(6)O_(2)) . Identify (A) to (G).

An aromatic compound (X) (C_(8)H_(8)O) gives positive 2, 4-DNP test. It gives a yellow precipitate of compound (Y) on reaction with iodine and sodium hydroxide solution. (X) does not give Tollens' test on oxidation under drastic conditions. It gives a carboxylic acid (Z) (C_(7)H_(6)O_(2)) .(Z) is also formed with (Y) during the reaction. (X), (Y) and (Z) respectively are

An organic compound (A) (C_(6)H_(10)O) on reaction with CH_(3)MgBr followed by acid treatment gives compound (B). The compound (B) on ozonolysis gives compound (C ), which in the presence of a base gives 1-acetyl cyclopentene (D). The compound (B) on reaction with HBr gives compound (E ). Write the structures of (A), (B), (C ), (D), and (E ). Show how (D) is formed from (C ).

Compound A,C_(8)H_(10)O , is found to react with NaOI (produced by reacting Y with NaOH ) and yields a yellow precipitate with characteristic smell. A and Y are respectively (a) (b) (c) (d)

RESONANCE ENGLISH-CARBONYL COMPOUNDS (ALDEHYDES & KETONES ) & CARBOXYLIC ACID -Part-1
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  2. (a) Cis-1,2-cylopentanediol reacts with acetone in the presence of dry...

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  3. Predict the product of following aldol condensation reaction : (a)CH...

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  4. Indicate the starting aldehyde or ketone from which each of the follow...

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  5. Predict the product from claisen condensation of the following pair of...

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  6. Predict the product for each of the following reactions

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  7. Identify the products in the following disproportional reaction and al...

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  8. underset("(1 e.q)")(CH(3)-underset(O)underset(||)(C)-H)+underset("Exce...

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  9. Write the product of the following reactions

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  10. PhCOCHBr(2)overset(OH^(-))toAoverset(OH^(-))toBoverset(H^(+))toC The...

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  11. Glyoxal (CHOCHO) on being heated with concentrated NaOH forms

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  12. Write the product of following reaction

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  13. Write the product of following reactions (a) CH3-CH(2)-OH overset(I(2...

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  14. In the following reactions prouct X and Y are

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  15. A compound D(C(8)H(10)O) upon treatement with alkaline solution of iod...

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  16. The product P of the following reaction is CH(3)-COOH overset(LiAlH(...

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  17. CH(3)COOH overset((i) PCl(3)+Cl(2) ("excess"))underset((ii) O(2))to (X...

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  18. The product (X) for the following conversion reactions is

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  19. Give the product of each of the following reactions Phthalic acid +N...

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  20. Predict the products of the following reactions.

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