DL-methionine

• 

The carboxyl group in DL-methionine can undergo esterification, amidation, and decarboxylation reactions under specific conditions.
Esterification reaction: In the presence of a strong acid catalyst (e.g., concentrated sulfuric acid) and excess alcohol (e.g., methanol, ethanol), the carboxyl group undergoes esterification to form DL-methionine esters. For instance, reacting with methanol yields methyl DL-methioninate, a compound with good solubility in organic solvents, which is widely used as an intermediate in organic synthesis.
Amidation reaction: The carboxyl group can react with ammonia or primary amines to form amides. When DL-methionine reacts with ammonia under heating and pressure, it produces DL-methioninamide, a compound with high biological activity that is used in the production of specialized nutritional supplements.
Decarboxylation reaction: DL-methionine undergoes decarboxylation only under harsh conditions (e.g., high temperature above 300 °C or catalysis by strong bases), producing 4-(methylthio)butylamine and carbon dioxide. This reaction is not observed under normal storage or processing conditions, which ensures the stability of DL-methionine in industrial applications.

Другие товары поставщика

	DL-Alanine Powder	DL-Alanine is a low-risk material for microbial growth (due to its amino acid nature, it is not a preferred nutrient for most spoilage microbes und...
	L-methionine	For populations with increased needs (e.g., athletes, vegetarians, malnourished individuals) or those with limited dietary intake, L-methionine is ...
	L-Glutamine	Some key points about L-Glutamine:Biological Role: L-Glutamine is one of the 20 standard amino acids encoded by the genetic code and is classified ...
	L-Threonine	Nutritional Fortification and Amino Acid Supplementation Essential Amino Acid Addition: L-Threonine is an essential amino acid for humans (cannot b...
	Glycine	In the field of biological research and laboratories, glycine is one of the most commonly used biochemical reagents. It is the basic monomer for pr...

Похожие товары

	L-Lysine monohydrochloride as nutrient additives	Продавец: Shanghai Yifu Food Ingredients Co., Ltd	Free L-lysine is highly hygroscopic—it absorbs atmospheric moisture rapidly at relative hum...
	L-Lysine monohydrochloride	Продавец: Shanghai Yifu Food Ingredients Co., Ltd	L-Lysine monohydrochloridehas a higher aqueous solubility than free L-lysine: ~70 g/100 mL at 25 ...
	L-Lysine monohydrochloride	Продавец: Shanghai Yifu Food Ingredients Co., Ltd	The most prominent performance advantage ofL-Lysine monohydrochloride is its optimized physical a...
	L-Lysine monohydrochloride	Продавец: Shanghai Yifu Food Ingredients Co., Ltd	L-Lysine monohydrochloride (L-Lys·HCl) is the dominant commercial form of L-lysine—a...
	L-lysine monohydrochloride	Продавец: Shanghai Yifu Food Ingredients Co., Ltd	L-lysine monohydrochloride’s unique physical and chemical properties make it the preferred ...