The preparation of ethyl acetoacetate involves
witting reaction
Cannizaro's reaction
Reformatsky reaction
Claisen condensation
Among the following the strongest acid is
CH3COOH
CH2 CICH2COOH
CH2 CICOOH
CH3CH2COOH
In a set of reactions propionic acid yielded a compound D.The structure of D would be
CH3CH2CH2NH2
CH3CH2CONH2
CH3CH2NHCH3
CH3CH2NH2
An ester is boiled with KOH. The product is cooled and acidified with conc HCI. A white crystalline acid separates. The ester is
methyl acetate
ethyl acetate
ethyl formate
ethyl benzoate
Propionic acid with Br2 - P yields a dibromo product. Its structure would be
CH2 Br-CHBr-COOH
CH2Br-CH-COBr
In the following reaction, product 'P' is
RCH2 OH
RCOOH
RCHO
RCH3
Self condensation of two moles of ethyl acetate in presence of sodium ethoxide yields
ethyl butyrate
acetoacetic ester
methyl acetoacetate
ethyl propionate
Which of the following represent the correct decreasing order of acidic strength of following ?(i) Methanoic acid (ii) Ethanoic acid(iii) Propanoic acid (iv) Butanoic acid
(i) > (ii) > (iii) > (iv)
(ii) > (iii) > (iv) > (i)
(i) > (iv) > (iii) > (ii)
(iv) > (i) > (iii) > (ii)
In a set of the given reactions, acetic acid yielded a product C.Product C would be
CH3CH(OH)C6H5
CH3CH(OH)C2H5
CH3COC6H5
Which one of the following orders of acidic strength is correct ?
RCOOH > HOH > HC CH > ROH
RCOOH > HC CH > HOH > ROH
RCOOH > ROH > HOH > HC CH
RCOOH > HOH > ROH > HC CH
