Description

D-Cpr2, De-Cooh-Nle5-Enkephalin is a synthetic peptide analog of the endogenous opioid peptide enkephalin, specifically modified to enhance its stability and receptor interaction profile. This compound is of significant value in advanced biochemical and pharmacological research for studying opioid receptor subtypes and signal transduction pathways. It is primarily needed by research institutions, pharmaceutical R&D departments, and biotechnology companies focused on neurobiology, pain management, and peptide-based drug discovery.

Application

• Neuroscience Research: As a key tool for investigating the function and binding characteristics of delta (δ) opioid receptors.
• Pharmacological Studies: Used in vitro and in vivo to study analgesic pathways and the development of tolerance.
• Drug Discovery: Serves as a reference standard or lead compound in the design of novel, non-addictive pain therapeutics.
• Biochemical Assays: Employed in receptor binding assays, cAMP accumulation tests, and other functional cellular assays.
• Academic Research: Utilized in university laboratories for fundamental research on peptide structure-activity relationships (SAR).

Basic Information

Item	Detail
Product Name	D-Cpr2, De-Cooh-Nle5-Enkephalin
CAS No.	89483-22-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	[D-Cys2, Cys5]-Enkephalin; [D-Cys2, L-Cys5]-Enkephalinamide; D-Cys2-Cys5-Enkephalin; D-Cpr2, De-COO-Nle5-Enkephalin; Opioid peptide analog 89483-22-7; Delta opioid receptor ligand; Tyr-D-Cys-Gly-Phe-Cys-NH2 (cyclic disulfide); H-Tyr-D-Cys-Gly-Phe-Cys-NH2
EINECS	Contact for details

Quality Control

Our D-Cpr2, De-Cooh-Nle5-Enkephalin is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity, suitable for sensitive research applications. All materials are characterized by advanced analytical techniques including HPLC and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee compliance with your research specifications.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a dedicated freezer. This product is hygroscopic (moisture-sensitive). Allow the vial to equilibrate to room temperature in a desiccator before opening to minimize moisture uptake. For long-term storage, consider under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white lyophilized powder
Identification (HPLC)	Retention time corresponds to reference standard
Identification (MS)	Mass spectrum consistent with theoretical molecular weight
Purity (HPLC)	≥ 95% (Area percent at 214 nm or 280 nm)
Water Content (KF)	≤ 5.0 %
Peptide Content	≥ 80% (by amino acid analysis)
Solubility	Soluble in water, dimethyl sulfoxide (DMSO)

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