Amino Acids for Cell Culture Media & Peptide Synthesis
Amino Acids and Derivatives for Peptides & Cell Culture
Products
Specialty Ingredients for Peptide Synthesis and Cell Culture

Our product range includes over 300 compounds designed to support peptide synthesis, cell culture, and pharmaceutical manufacturing. We specialize in protected amino acids, amino acid derivatives, peptide building blocks, and intermediates used in food, health, and agricultural applications. All our amino acids and derivatives are developed in line with the standards of the Chinese, US, European, and Japanese Pharmacopoeias, and are trusted by clients across the pharmaceutical, biotech, nutrition, and agricultural industries.
Glycyl-L-Tyrosine
Glycyl-L-Tyrosine CAS No.: 658-79-7
  • Production capacity: 3 tons/month
  • Applications: Cell culture media ingredient, API intermediate
L-Tyrosine disodium salt
L-Tyrosine disodium salt CAS No.: 122666-87-9
  • Production capacity: 20 tons/month
  • Applications:Raw material for cell culture media
Glycylglycine
Glycylglycine CAS No.: 556-50-3
  • Production capacity: 5 tons/month
  • Applications: Raw material for cell culture media, cosmetic ingredients, API intermediate
N-Acetyl-DL-tryptophan
N-Acetyl-DL-tryptophan CAS No.: 87-32-1
  • Production capacity: 5 tons/month
  • Applications: Raw material for cell culture media
L-Alanyl-L-tyrosine
L-Alanyl-L-tyrosine CAS No.: 3061-88-9
  • Production capacity: 3 tons/month
  • Applications: Cell culture media (chemically defined), API raw material
L-Aspartic acid monosodium salt monohydrate
L-Aspartic acid monosodium salt monohydrate CAS No.: 323194-76-9
  • Production capacity: 10 tons/month
  • Applications: Raw material for cell culture media
AEEA-AEEA
AEEA-AEEA CAS No.: 1143516-05-5
  • Monthly production capacity: 300 kg
  • Applications: Side chain building block for peptide synthesis, including Semaglutide, Tirzepatide
AEEA
AEEA CAS No.: 134978-97-5
  • Monthly production capacity: 2 tons
  • Applications: Side chain building block for peptide synthesis, including Semaglutide, Tirzepatide
Fmoc-L-Lys[Oct-(otBu)-γ-Glu-(otBu)-AEEA-AEEA]-OH
Fmoc-L-Lys[Oct-(otBu)-γ-Glu-(otBu)-AEEA-AEEA]-OH CAS No.: 1662688-20-1
  • Production capacity: 500 kg/month
  • Applications: Used as an intermediate in the multi-step synthesis of Semaglutide
Fmoc-L-Lys[C₂₀-OtBu-γ-Glu(OtBu)-AEEA-AEEA]-OH
Fmoc-L-Lys[C₂₀-OtBu-γ-Glu(OtBu)-AEEA-AEEA]-OH CAS No.: 2915356-76-0
  • Monthly production capacity: 500 kg
  • Applications: Intermediate for Tirzepatide synthesis
Fmoc-L-Lys[C₂₀-OtBu-γ-Glu(OtBu)-AEEA]-OH
Fmoc-L-Lys[C₂₀-OtBu-γ-Glu(OtBu)-AEEA]-OH CAS No.: 2612237-97-3
  • Production capacity: 500 kg/month
  • Applications: GLP-1 intermediate, raw material for polypeptide synthesis
Fmoc-Arg(pbf)-OH
Fmoc-Arg(pbf)-OH CAS No.: 154445-77-9
  • Production capacity: 1 ton/month
  • Applications: Raw material for GLP-1 peptides, polypeptides, Semaglutide, and Tirzepatide
Amino acid for...
Raw Materials & Intermediates
Pharmaceutical Raw Materials & Intermediates
Pharmaceutical Raw Materials & Intermediates
Pharmaceutical raw materials and intermediates refer to chemical compounds used in the synthesis of active pharmaceutical ingredients (APIs).
Food Additive Raw Materials & Intermediates
Food Additive Raw Materials & Intermediates
Food additive raw materials and intermediates refer to compounds used during the formulation and synthesis of substances that enhance the quality, taste, appearance ...
Agricultural Raw Materials & Intermediates
Agricultural Raw Materials & Intermediates
Agricultural raw materials and intermediates refer to chemical and biological substances used in agricultural production. These include key ingredients for synthesizing fertilizers ...
Cosmetic Raw Materials & Intermediates
Cosmetic Raw Materials & Intermediates
Cosmetic peptides can generally be categorized based on their mechanism of action into three types: carrier peptides, neurotransmitter-inhibiting peptides, and signal peptides.
R&D and Production
R&D Strengths
  • Strong Academic Collaboration
    Strong Academic Collaboration

    We maintain close research partnerships with leading institutions such as Wuhan University, Sichuan University, Chengdu University, and the Chengdu Institute of Organic Chemistry under the Chinese Academy of Sciences.

  • Solid Technical Achievements
    Solid Technical Achievements

    Baishixing holds 15 invention patents and 16 utility model patents. Among these is the production process for disodium tyrosine phosphate, a technique currently developed and mastered exclusively by our team.

  • Product Innovation Focus
    Product Innovation Focus

    We have developed three major product lines: amino acids, oligopeptides, and amino acid-based raw materials for cell culture media. More than 300 products have been successfully launched to ...

  • Manufacturing Capabilities
    Manufacturing Capabilities

    Our production capacity is supported by two specialized facilities. The Chengdu site operates four production lines focused on amino acid derivatives ...

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Amino acid

About Us
Your Partner in Amino Acids for Cell Culture Media & Peptide Synthesis
About Us

Chengdu Baishixing Science and Technology Industry Co., Ltd., founded in 2003, is an enterprise that integrates research, development, production, and sales of raw materials for cell culture media, protected amino acids, amino acid derivatives, oligopeptides, and pharmaceutical intermediates. Over the years, we’ve built strong expertise, securing 13 invention patents and 16 utility model patents.

  • More than 1000 global clients served
  • A portfolio of 200+ amino acid-based and derivatives
  • Over 10 million tons produced annually
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