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azelaic acid

Azelaic Acid for Melasma

A Comprehensive Study on the Treatment of Melasma with Azelaic Acid Materials and Methods A total of 45 patients, 43 female and 2 male, aged between 20 and 41 years, with disease duration varying from one month to five years,…

Azelaic Acid

Azelaic Acid Benefits

The Basics of Azelaic Acid Azelaic Acid (AzA), despite its erroneous translation to ‘Azalea’ in some regions, bears no connection to the Azalea flower. It is a natural organic acid, akin to fruit acids and salicylic acid, found in grains…

Synthesis of D-panthenol

Synthesis of D-Panthenol

The Synthesis of D, L-Pantothenic Acid Guanidine Using D, L-pantolactone, urea, and calcium hydroxide as raw materials, D, L-pantothenic acid guanidine is synthesized with a yield of 91.6%. D, L-pantothenic acid guanidine is then separated in a methanol solution to…

Properties and Applications of Panthenol

Properties and Applications of D-Panthenol

Panthenol: A Vital Organic Compound D-Panthenol, commonly known as the Provitamin B5, is an isomer of Panthenol that possesses optical activity. It has the English name, (R)-Pantothenol. This particular isomer has a specific biological activity. Panthenol can exist as racemic…