Vasoactive Intestinal Peptide VIP CAS 40077-57-4 Synthetic Peptide High Purity Research Grade Lyophilized Powder

1. Product Overview

Vasoactive Intestinal Peptide (VIP) is a synthetic linear peptide consisting of 28 amino acids. It belongs to the neuropeptide family and is widely studied in the field of molecular biology, peptide chemistry, and receptor interaction research.

This product is supplied as a high-purity lyophilized powder intended strictly for laboratory research and industrial formulation development use only (RUO). It is not intended for diagnostic, therapeutic, or any in vivo human application.

VIP is commonly used in experimental systems involving peptide structure analysis, receptor binding studies, and biochemical signaling pathway modeling under controlled laboratory conditions.

2. Chemical and Physical Information

• Product Name: Vasoactive Intestinal Peptide (VIP)
• CAS Number: 40077-57-4
• Molecular Type: Synthetic peptide
• Amino Acid Length: 28
• Appearance: White to off-white lyophilized powder
• Solubility: Soluble in aqueous buffer systems or dilute acidic solutions
• Stability: Stable under dry, low-temperature storage conditions
• Storage Form: Freeze-dried powder
• 

3. Molecular Characteristics

VIP is a linear peptide composed of 28 amino acid residues. It is part of the neuropeptide family and is structurally characterized by a flexible peptide chain that allows interaction with specific receptor systems in research models.

Key molecular features include:

• Linear peptide structure
• Defined amino acid sequence
• Moderate molecular weight peptide
• Stable synthetic configuration
• High reproducibility in laboratory synthesis

These properties make VIP suitable for studies involving peptide-receptor interactions and molecular signaling models.

4. Production Process

VIP is manufactured using solid-phase peptide synthesis (SPPS), a widely accepted method for precise peptide production. The process includes:

1. Stepwise amino acid coupling
2. Chain elongation under controlled synthesis conditions
3. Cleavage and deprotection
4. Crude peptide purification
5. High-performance liquid chromatography (HPLC) purification
6. Lyophilization under controlled temperature and pressure
7. Final quality inspection and batch release

This ensures high structural accuracy, batch consistency, and reproducibility.

5. Quality Control Standards

Each batch of VIP undergoes rigorous quality testing to ensure compliance with internal specifications. Testing includes:

• High Performance Liquid Chromatography (HPLC)
• Mass Spectrometry (MS)
• Identity confirmation
• Moisture content analysis
• Residual solvent evaluation (if applicable)

Only batches meeting strict quality criteria are released for distribution.

6. Applications (Research Use Only)

VIP is widely used in laboratory research environments, including:

6.1 Peptide Chemistry Research

• Peptide structure analysis
• Stability and degradation studies
• Sequence verification experiments

6.2 Molecular Interaction Research

• Receptor binding interaction modeling
• Ligand-receptor system studies
• Protein-peptide interaction analysis

6.3 Biochemical Research Systems

• Signal pathway simulation models
• Enzyme-peptide interaction studies
• Cellular system modeling in vitro

6.4 Neurochemical Research Models

• Neuropeptide system studies
• Molecular signaling pathway research
• Synthetic peptide system modeling

7. Physical Properties

• Form: Lyophilized powder
• Color: White to off-white
• Odor: Odorless
• Solubility: High solubility in aqueous systems
• Stability: Stable under recommended storage conditions

8. Packaging Information

VIP is supplied in laboratory-grade sealed packaging to ensure stability and integrity:

• Standard vial sizes: 0.5 mg / 1 mg / 5 mg / 10 mg / 25 mg
• Primary container: Sterile glass vial
• Sealing system: Rubber stopper + aluminum crimp seal
• Secondary packaging: Moisture-resistant foil pouch
• Outer packaging: Export-grade carton box

Custom packaging is available for bulk and distributor requirements.

9. Storage and Handling

To maintain product stability:

• Store at 2–8°C for short-term storage
• Store at -20°C or below for long-term storage
• Keep container tightly sealed when not in use
• Avoid repeated freeze-thaw cycles
• Protect from moisture, heat, and direct light exposure
• Handle under sterile laboratory conditions

10. Shipping Conditions

VIP is shipped under controlled logistics conditions suitable for peptide materials:

• Temperature-controlled shipping available
• Dry ice shipping optional for international transport
• Stable in lyophilized form during transit
• Fast logistics handling to minimize exposure

11. Intended Use Statement

This product is intended strictly for laboratory research and industrial formulation development use only.

It is not intended for:

• Diagnostic use
• Therapeutic use
• Clinical applications
• Veterinary applications
• Human consumption

All handling must be performed by qualified laboratory personnel in controlled environments.

12. Disclaimer

All information is provided for research reference purposes only. Specifications may be updated without prior notice due to continuous product optimization and batch improvements.

13. Summary

Vasoactive Intestinal Peptide (VIP) is a synthetic research peptide widely used in biochemical, molecular, and structural studies. Its defined amino acid sequence, stable synthetic production, and reproducible properties make it suitable for a wide range of controlled laboratory research applications.