michler's ketone - bis [4-(dimethyl amino ) phenyl ] methanone. - CAS-90-94-8. -synthesis - study everything

 

 

Michler’s ketone

 

Michler’s ketone is given by

Wilhelm michler ( December 1846 – November 1889). German chemist .

Nationality : german

 

 michler’s ketone

Michler’s ketone is an organic compound which widely used as intermediate in the synthesis of dyes.

 

Chemical properties :

 

IUPAC NAME : bis [4-(dimethyl amino ) phenyl ] methanone.

CAS NUMBER : 90-94-8

STRUCTURE FORMULA :

 

PHYSICAL PROPERTIES :

 

Molecular formula : C₁₇H₂₀N₂O.

 

Molecular weight : 268.16 gm/mole .

 

Melting point : melting point is between 173 ⁰c – 179 ⁰c .

 

Boiling point : 360 ⁰c .

 

 

Solubility :  insoluble in water or partially soluble.

                     Soluble in alcohol and pyrimidine , partially soluble in ether .

 

Color :  colorless , some what bluish or bluishgreen color .

 

State :  crystalline solid .

 

Odor :  not specific odor or odorless.

 

 

Synthesis of michler’s ketone

 

Statement : the reaction of dimethyl aniline(C₆H₅N Me₂ ) with phosgene(COCl₂) or triphosgene  , yield’s ketonic compound which is firstly discovered by or synthesized by Wilhelm michler ; the ketone is known as michler’s ketone .

 Chemical reaction :

 

Uses of michler’s ketone

Michler’s ketone is widely used in synthesis of dyes as a intermediate .

 

Their reaction with aniline gives many dyes , eg. Methyl violet.

 

The absorption properties of michler’s ketone is good that is way it’s used in the photoreactions.

 

Condensation reaction of michler’s ketone with many compounds gives different dye or color.

 

 

Note : disbandment of michler’s ketone harmful for living organisms specially animals .

It is not directly effect on body but become decomposition of michler’s ketone into CO and Co₂   it is harmful for our body . 

 

 

see also

IBUPROFEN DRUG [NSAID'S] [click here]

 ATENOLOL [TENORMIN] - medicinal drug   [click here]

orange-II dye or 2-naphthol orange or β-NAPHTHOL ORANGE - mono-azo acidic dye, or basic orange-2  [click here].

crsodine - G  or (2,4-diamino-azobenzene) or mono-azo- basic dye  [click here].

what is science ? all about science.  [click here].

auramine-o or yellow dye or diarylmethane dye or bis [4-(dimethyl amine ) phenyl ] – methanimium chloride. [click here]

ADRENALINE [EPINEPHRINE]  - medicinal drug -hormone  [click here].

 

 

 

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