Description

Cyclo(-Trp-Trp) CAS NO 20829-55-4 is a cyclic dipeptide composed of two tryptophan residues, also known as a diketopiperazine. This compound is of significant interest in pharmaceutical research and development due to its role as a key structural motif and potential biological activity. It serves as a crucial building block and reference standard for researchers in medicinal chemistry, peptide synthesis, and biochemistry.

Application

• Pharmaceutical Intermediate: Serves as a core scaffold for the development of novel therapeutic agents and bioactive molecules.
• Medicinal Chemistry Research: Used as a reference standard and building block in drug discovery programs targeting various disease pathways.
• Biochemical Research: Employed in studies of peptide conformation, protein-protein interactions, and enzyme inhibition.
• Reference Standard: Provides a high-purity benchmark for analytical method development and quality control in API and peptide manufacturing.
• Academic Research: Utilized in universities and research institutes for studying cyclic peptide synthesis and properties.

Basic Information

Product Name	Cyclo(-Trp-Trp)
CAS No.	20829-55-4
Molecular Formula	C22H20N4O2
Molecular Weight	372.42 g/mol
Synonyms	Cyclo(L-tryptophyl-L-tryptophyl); Cyclo(Trp-Trp); c(WW); Diketopiperazine of Tryptophan; 3,6-Bis(1H-indol-3-ylmethyl)-2,5-piperazinedione; L-Tryptophan anhydride; Cyclo(L-Trp-L-Trp); Tryptophan Diketopiperazine
EINECS	Contact for details

Quality Control

Our Cyclo(-Trp-Trp) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.