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High-Purity CAS 1662688-20-1 Peptide Intermediate | Pharmaceutical & Biotech Applications | Pukang Bio

Publish Time: 2025-05-09

CAS 1662688-20-1: Properties, Applications, and Expert Insights

Chemical Name: Fmoc-L-Lys[Oct-(OtBu)-Glu-(OtBu)-AEEA-AEEA]-OH

CAS Number: 1662688-20-1

Molecular Formula: C₆₄H₁₀₁NO₁₆

Molecular Weight: 1196.51 g/mol

Purity: 98% (HPLC and NMR verified)

Storage: Below 20°C, dry and dark conditions

 

Overview

CAS 1662688-20-1 is a high-purity peptide intermediate widely used in pharmaceuticals, biotechnology, and advanced materials. Its unique structure ensures targeted functionality and high performance in complex synthesis and industrial applications. We supply this product globally under strict quality standards.

 

 

Key Properties

  • Chemical stability under diverse synthetic conditions
  • Good solubility in organic solvents such as DMF and DMSO
  • Specific reactivity enabled by functional groups
  •  Long-term storage stability

 

Applications

 

Pharmaceuticals

  • API intermediate for innovative drug development
  •  Nanoparticle drug delivery systems for targeted therapies
  •  Compliant manufacturing in line with EMA guidelines

 

Advanced Materials Science

  • Polymer reinforcement for stronger engineering plastics
  •  Improved thermal stability for automotive and aerospace components
  • Enhanced chemical resistance for protective coatings

 

Biotechnology

  • Diagnostic linkers in biomolecular detection assays
  •  Scaffolds for tissue engineering
  •  Gene delivery systems in therapeutic research

 

Quality & Compliance

  • ISO 9001-certified manufacturing
  •  Full documentation: CoA, MSDS, HPLC, NMR
  •  Complies with OSHA, REACH, and GHS standards

 

Why Pukang Bio

15+ years of peptide production experience

Trusted by 500+ clients in 30+ countries

Modern 2,000R&D facility with 30+ scientists

Reliable global supply chain and technical support

 

Contact Us

Email: export@pu-kang.com

Phone: +86-137-0808-4407

Address: Zone 1 & 2, 1-3F, Building 3, Chengdu Cross-Strait Science and Technology Industrial Development Park (Jindi Weixin Wenjiang Intelligent Park), Wenjiang District, Chengdu, China

 

Journal References

Journal of Organic Chemistry ACS: https://pubs.acs.org/doi/10.1021/jo00001a001

Pharmaceutical Research Springer (subion required): https://link.springer.com/article/10.1023/A:1016202820393

Journal of Controlled Release Elsevier (subion required): https://www.sciencedirect.com/science/article/abs/pii/S0168365910000681

Materials Science and Engineering A Elsevier (subion required): https://www.sciencedirect.com/science/article/abs/pii/S0921509399004185

National Science Foundation (NSF): https://www.nsf.gov

Nature Biotechnology Nature (subion required): https://www.nature.com/articles/nbt0701-631

BBSRC: https://www.ukri.org/councils/bbsrc/

Chemical Research in Toxicology ACS (subion required): https://pubs.acs.org/doi/10.1021/tx900243f

European Medicines Agency (EMA): https://www.ema.europa.eu

OSHA: https://www.osha.gov

REACH (ECHA): https://echa.europa.eu/regulations/reach