Protected Amino Acids / Alfa Chemistry
Protected Amino Acid Purification
Protected Amino Acid Purification
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Protected Amino Acid Purification

In the production and application of protected amino acids, their purification is an important step. At present, the purification of protected amino acids has been widely used in medicine, food, cosmetics, etc. Relying on advanced equipment and experienced technical personnel, Alfa Chemistry can purify protected amino acids quickly and efficiently. Your inquiries are welcome.

Our Service Scope

Alfa Chemistry provides comprehensive protected amino acid purification services, including but not limited to the following.

N-protected amino acids purification

  • Fmoc-amino acids purification
  • Boc-amino acids purification
  • Cbz-amino acids purification
  • Ac-amino acids purification
  • Bz-amino acids purification
  • Bzl-amino acids purification
  • Dbs-amino acids purification
  • Dnp-amino acids purification
  • Dns-amino acids purification
  • Nps-amino acids purification
  • PTH-amino acids purification
  • ...

C-protected amino acids purification

  • Amino acid methyl esters purification
  • Amino acid ethyl esters purification
  • Amino acid benzyl esters purification
  • Amino acid succinimidyl esters purification
  • Amino acid tert-butyl esters purification
  • ...

Side chain protected amino acids purification

  • Side chain protected aspartic acid purification
  • Side chain protected glutamic acid purification
  • Side chain protected serine purification
  • Side chain protected threonine purification
  • Side chain protected tyrosine purification
  • Side chain protected asparagine purification
  • Side chain protected glutamine purification
  • Side chain protected histidine purification
  • Side chain protected cysteine purification
  • Side chain protected arginine purification
  • Side chain protected lysine purification
  • Side chain protected unnatural amino acids purification

Purification Technologies

Alfa Chemistry has a number of new technologies in the purification of protected amino acids and can provide you with various solutions for the purification of protected amino acids. Our typical technologies are as follows:

Continuous chromatography

Continuous chromatography technology is based on the fact that different substances have different distribution coefficients in a system composed of stationary phase and mobile phase, and exhibit different retention times during the elution process using the mobile phase. The sample is continuously separated and purified in the column, thereby achieving the purpose of purifying the target compound. Continuous chromatography technology has high separation efficiency and selectivity, and can purify target products efficiently, quickly, accurately and sensitively, and obtain high-purity compounds.

Supercritical fluid chromatography

Supercritical fluid chromatography technology is a chromatographic method that uses supercritical fluid as the mobile phase and solid adsorbents (such as silica gel) or organic polymers bonded to the carrier as the stationary phase. It usually uses carbon dioxide as the main mobile phase, which is a more economical and green method. Supercritical fluid chromatography excels in the purification of protected amino acids.

Adsorption technology

Adsorption technology uses appropriate adsorbents to adsorb the target compounds in the mixed solution under certain pH conditions, and then uses appropriate eluents to desorb the adsorbed target compounds from the adsorbents to achieve the purpose of concentration and purification. It is easy and safe to operate and is a purification method widely used in industry and science.

Crystallization technology

Crystallization technology utilizes the difference in solubility of substances in solvents and controls the concentration, temperature and properties of the solvent to achieve the separation and purification of target compounds. High-purity protected amino acid products can be obtained through crystallization technology to meet the purity requirements of protected amino acids in different fields.