molisch reaction (Meaning)
molisch reaction (n)
biochemical indicator of the presence of carbohydrates in a solution; if carbohydrates are present a violet ring is formed by reaction with alpha-naphthol in the presence of sulfuric acid
Synonyms & Antonyms of molisch reaction
No Synonyms and anytonyms found
molisch reaction Sentence Examples
- The Molisch reaction is a qualitative test used to identify the presence of carbohydrates.
- The test is based on the dehydration of carbohydrates to form furfural or hydroxymethylfurfural.
- These compounds then react with α-naphthol in the presence of concentrated sulfuric acid to form a purple-violet complex.
- The intensity of the color formed in the Molisch reaction is proportional to the concentration of carbohydrates present.
- The test can be used to identify simple sugars, such as glucose, fructose, and galactose.
- Carbohydrates that contain a ketone group, such as fructose, give a stronger positive Molisch reaction than those that do not.
- The Molisch reaction is also used to distinguish between reducing and non-reducing sugars.
- Reducing sugars, such as glucose, can react with the α-naphthol to form a purple-violet complex, while non-reducing sugars, such as sucrose, cannot.
- The Molisch reaction is a simple and rapid test that can be used to identify the presence of carbohydrates in a variety of samples.
- The test is widely used in laboratories and in the food industry to detect the presence of carbohydrates in foods and beverages.
FAQs About the word molisch reaction
biochemical indicator of the presence of carbohydrates in a solution; if carbohydrates are present a violet ring is formed by reaction with alpha-naphthol in th
No synonyms found.
No antonyms found.
The Molisch reaction is a qualitative test used to identify the presence of carbohydrates.
The test is based on the dehydration of carbohydrates to form furfural or hydroxymethylfurfural.
These compounds then react with α-naphthol in the presence of concentrated sulfuric acid to form a purple-violet complex.
The intensity of the color formed in the Molisch reaction is proportional to the concentration of carbohydrates present.
