Calpain Inhibitor Peptide
Calpain Inhibitor Peptide (CAS: 128578-18-7) is a complex organic compound with the empirical formula C140H227N35O44S and a molecular weight of 3136.57. It functions as a potent inhibitor of Calpain I and Calpain II enzymes. This peptide is primarily utilised in biochemical research and cell biology studies to investigate the roles of calpains in cellular processes, signalling pathways, and disease mechanisms.

Calpain Enzyme Inhibition
This peptide serves as a strong inhibitor for Calpain I and Calpain II, making it a valuable tool for researchers studying the specific functions of these proteases.
Cell Biology Research
It is employed in cell biology to modulate calpain activity, aiding in the understanding of cellular signalling, apoptosis, and other enzyme-mediated biological processes.
Biochemical Studies
Used in biochemical assays to study enzyme kinetics, inhibitor profiling, and to investigate the downstream effects of calpain inhibition in various biological systems.
| Molecular weight | 3136.57 |
|---|---|
| Empirical formula | C140H227N35O44S |
| Assay | ≥95% (HPLC) |
| Storage temperature | −20°C |
| Application | Strong inhibitor of Calpain I and II but not of papain or trypsin. |
| 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 Calpain Inhibitor Peptide used for?
+
Calpain Inhibitor Peptide is used as a strong inhibitor of Calpain I and Calpain II enzymes in biochemical and cell biology research.
What is the CAS number and formula for Calpain Inhibitor Peptide?
+
The CAS number for Calpain Inhibitor Peptide is 128578-18-7, and its empirical formula is C140H227N35O44S.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Calpain Inhibitor Peptide with a purity of ≥95% (HPLC). We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for Calpain Inhibitor Peptide?
+
When handling Calpain Inhibitor Peptide, it is essential to use eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. The product has a WGK Germany rating of 3.
How is Calpain Inhibitor Peptide packed, shipped, and exported?
+
Calpain Inhibitor Peptide is stored at −20°C. As a global supplier, TSS expertly handles the packing, shipping, and export of this chemical worldwide.
How can I request a quote or sample?
+
To request a quote or sample of Calpain Inhibitor Peptide, please contact our sales team through the website or by phone.
▶ Related products
![(±)-(E)-4-Ethyl-2-[(E)-hydroxyimino]-5-nitro-3-hexenamide (C8H13N3O4) — chemical structure, CAS 138472-01-2; Biochemicals & Reagents, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F138472-01-2.png&w=3840&q=75)
(±)-(E)-4-Ethyl-2-[(E)-hydroxyimino]-5-nitro-3-hexenamide
C8H13N3O4
Biochemicals & Reagents![(±)-(E)-4-Ethyl-2-[(Z)-hydroxyimino]-5-nitro-3-hexen-1-yl-nicotinamide (C14H18N4O4) — chemical structure, CAS 162626-99-5; Biochemicals & Reagents, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F162626-99-5.png&w=3840&q=75)
(±)-(E)-4-Ethyl-2-[(Z)-hydroxyimino]-5-nitro-3-hexen-1-yl-nicotinamide
C14H18N4O4
Biochemicals & Reagents
(±)-2,5-Dimethoxy-4-bromoamphetamine hydrobromide
Biochemicals & Reagents

(±)-2-(p-Methoxyphenoxy)propionic acid
C10H12O4
Biochemicals & Reagents
(±)-2-Amino-6,7-dihydroxy-1,2,3,4-tetrahydronaphthalene hydrobromide
C10H13NO2·HBr
Biochemicals & Reagents
(±)-2-Hydroxydecanoic acid
C10H20O3
Biochemicals & Reagents
(±)-3-Hydroxydecanoic acid
C10H20O3
Biochemicals & Reagents
(±)-3-Hydroxyoctanoic acid
C8H16O3
Biochemicals & Reagents▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis