Description

H-Ser-Asp-Oh CAS NO 2543-31-9 is a high-purity dipeptide derivative, specifically the protected form of the Ser-Asp sequence. This compound serves as a critical building block in solid-phase peptide synthesis (SPPS), enabling the precise construction of complex peptides and proteins. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and life science sectors developing therapeutic peptides, diagnostic agents, and biochemical tools.

Application

• Pharmaceutical Intermediates: Key raw material for the synthesis of novel therapeutic peptides targeting metabolic disorders, cancer, and neurological conditions.
• Bioconjugation & Probe Development: Used to introduce specific amino acid sequences into fluorescent probes, affinity tags, or drug-antibody conjugates (ADCs).
• Biochemical Research: Serves as a standard or substrate in enzymatic studies, receptor-ligand binding assays, and metabolic pathway analysis.
• Cosmeceutical Peptides: A precursor in the synthesis of bioactive peptides for anti-aging, moisturizing, and skin-repair cosmetic formulations.
• Nutraceutical Development: Employed in the research and production of bioactive peptide supplements with targeted health benefits.

Basic Information

Product Name	H-Ser-Asp-Oh
CAS No.	2543-31-9
Molecular Formula	C7H12N2O6
Molecular Weight	220.18 g/mol
Synonyms	H-Ser-Asp-OH; L-Seryl-L-aspartic acid; Ser-Asp; L-Ser-L-Asp-OH; Aspartylserine; NSC 334365; (2S)-2-[[(2S)-2-amino-3-hydroxypropanoyl]amino]butanedioic acid; Seryl-aspartic acid dipeptide
EINECS	Contact for details

Quality Control

Our H-Ser-Asp-Oh is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis for stereochemical integrity, and stringent controls for residual solvents and heavy metals. Certificates of Analysis (COA) with detailed chromatographic data are provided to ensure compliance with your research or cGMP-grade requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C. This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥98.0%
Optical Rotation	-25° to -30° (c=1 in H2O)
Water Content (KF)	≤1.0%
Residue on Ignition	≤0.1%
Heavy Metals	≤10 ppm

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