Description

15-28-Somatostatin-28 is a bioactive peptide fragment of the somatostatin hormone, known for its potent inhibitory effects on growth hormone, insulin, and glucagon secretion. This compound is critical for advanced biochemical research and pharmaceutical development, particularly in the study of endocrine regulation and metabolic disorders. It is primarily utilized by research institutions, biotechnology companies, and pharmaceutical manufacturers focused on neuroendocrinology, oncology, and metabolic disease therapeutics.

Application

• Biochemical Research: Used as a reference standard and active agent in studies of hormone secretion, receptor binding, and signal transduction pathways.
• Pharmaceutical Development: Serves as a key intermediate or active pharmaceutical ingredient (API) in the development of novel therapeutic agents targeting acromegaly, neuroendocrine tumors, and severe diarrhea.
• Diagnostic Reagent Manufacturing: Employed in the production of immunoassay kits and diagnostic tools for measuring somatostatin levels and related biomarkers.
• Academic & Clinical Studies: Facilitates in vitro and in vivo investigations into the physiological roles of somatostatin and its analogs in metabolic processes.

Basic Information

Product Name	15-28-Somatostatin-28
CAS No.	38916-34-6
Molecular Formula	C76H104N18O19S2
Molecular Weight	1637.9 g/mol
Synonyms	Somatostatin-28 (15-28); SRIF-28 (15-28); Somatotropin Release-Inhibiting Factor (15-28); H-Ala-Gly-Cys-Lys-Asn-Phe-Phe-Trp-Lys-Thr-Phe-Thr-Ser-Cys-OH (Disulfide bridge: Cys3-Cys14); [Ala1,Gly2]-Somatostatin-28; Somatostatin 15-28 fragment; Cyclic somatostatin (15-28)
EINECS	Contact for details

Quality Control

Our 15-28-Somatostatin-28 is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, MS for identity confirmation, and stringent tests for residual solvents and related substances. We provide full traceability and Certificates of Analysis (COA) are available upon request to ensure compliance with your research or cGMP guidelines.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Peptide Content	≥ 80.0%
Single Impurity (HPLC)	≤ 2.0%
Water Content (KF)	≤ 8.0%
Acetate Content (HPLC)	≤ 12.0%

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