Gly-Gly-Gly-Gly
Gly-Gly-Gly-Gly (CAS: 637-84-3) is a synthetic tetrapeptide, a sequence of four glycine amino acid residues. With a molecular weight of 246.22 g/mol, this compound serves as a valuable tool in various biochemical and cell biology research applications. Its specific structure allows for investigations into peptide interactions, enzyme activity, and cellular processes, making it a useful reagent for scientific study.
- IUPAC
- Glycyl-glycyl-glycyl-glycine,Tetraglycine,Triglycyl-glycine
- Synonyms
- TetraglycineGlycyl-glycyl-glycyl-glycineTriglycyl-glycine

Biochemical Research
Utilised as a substrate or research tool in studies of enzyme kinetics and peptide metabolism. Investigates the breakdown and synthesis pathways of peptides in biological systems.
Cell Biology Studies
Employed in research concerning cell signalling, cell growth, and cell interactions. Aids in understanding the role of small peptides in cellular functions and responses.
Peptide Synthesis Intermediate
Can serve as a building block or reference compound in the synthesis of larger or more complex peptide structures. Useful for method development and quality control.
| Molecular weight | 246.22 |
|---|---|
| Linear formula | NH2CH2CO(NHCH2CO)3OH |
| Assay | ≥98.0% (TLC) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Gly-Gly-Gly-Gly used for?
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Gly-Gly-Gly-Gly is primarily used in biochemical and cell biology research as a tool to study enzyme kinetics, peptide metabolism, cell signalling, and cellular processes. It can also act as an intermediate in peptide synthesis.
What is the CAS number and formula for Gly-Gly-Gly-Gly?
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The CAS number for Gly-Gly-Gly-Gly is 637-84-3. Its linear formula is NH 2 CH 2 CO(NHCH 2 CO) 3 OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Gly-Gly-Gly-Gly with an assay of ≥98.0% determined by TLC. This product is intended for research and laboratory use and is not represented as USP, BP, EP, or pharmaceutical grade.
What are the safety and handling precautions for Gly-Gly-Gly-Gly?
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Handle Gly-Gly-Gly-Gly with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound has a WGK rating of 3 in Germany, indicating a higher level of hazard to water.
How is Gly-Gly-Gly-Gly packed, shipped, and exported?
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Tech Serve Solutions expertly packs, ships, and exports Gly-Gly-Gly-Gly globally, adhering to all relevant regulations for chemical transport. Our experienced logistics team ensures safe and compliant delivery worldwide.
How can I request a sample or quote for Gly-Gly-Gly-Gly?
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To request a sample or obtain a quotation for Gly-Gly-Gly-Gly, please contact our sales team directly through the website or by phone. Specify the quantity and any specific delivery requirements.
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