Description

Carbonyl Bis(L-Methionine p-Nitrophenyl Ester)) CAS NO 53751-62-5 is a specialized biochemical reagent primarily used as an activated ester derivative in peptide synthesis and protein research. This compound matters for its role as a cross-linking or coupling agent, facilitating the formation of amide bonds under mild conditions. It is needed by research institutions, pharmaceutical R&D laboratories, and fine chemical manufacturers focused on developing novel peptides, bioconjugates, and proteomics tools.

Application

• Peptide Synthesis: As an activated ester for the incorporation of methionine or for creating specific peptide linkages.
• Bioconjugation: For coupling peptides, proteins, or other amine-containing molecules to carriers, surfaces, or labels.
• Proteomics Research: Utilized in the study of protein-protein interactions and the design of enzyme inhibitors or substrates.
• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of more complex therapeutic candidates.
• Biochemical Tool Development: Used to create affinity probes, activity-based probes, or other research reagents.
• Material Science: Potential application in the surface functionalization of biomaterials.

Basic Information

Product Name	Carbonyl Bis(L-Methionine p-Nitrophenyl Ester)) CAS NO 53751-62-5
CAS No.	53751-62-5
Molecular Formula	C24H28N4O9S2
Molecular Weight	580.63 g/mol
Synonyms	Bis(p-nitrophenyl) (carbonylbis(methionyl)) ester; Carbonylbis(L-methionine p-nitrophenyl ester); L-Methionine, carbonylbis-, bis(4-nitrophenyl) ester; (Carbonylbis(methionyl)) bis(4-nitrophenyl) ester; Activated bis-methionine ester; Peptide coupling reagent; p-Nitrophenyl ester of carbonyl dimethionine
EINECS	Contact for details

Quality Control

Our Carbonyl Bis(L-Methionine p-Nitrophenyl Ester)) is produced under controlled conditions to ensure high purity and batch-to-batch consistency. Quality is verified through analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your research and quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). This product is light-sensitive and should be handled accordingly to maintain stability. Keep the container sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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