Description

H-Met-Gln-Oh CAS NO 36261-62-8 is a high-purity, protected dipeptide derivative consisting of L-methionine and L-glutamine. This compound serves as a critical building block in solid-phase peptide synthesis (SPPS), enabling the controlled construction of complex peptides and proteins. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and life science sectors who require reliable, high-quality intermediates for drug discovery and development.

Application

• Solid-Phase Peptide Synthesis (SPPS): A key protected intermediate for the sequential assembly of peptide chains.
• Pharmaceutical Research: Used in the development and production of therapeutic peptides and peptidomimetics.
• Bioconjugation: Acts as a linker or spacer molecule in the creation of peptide-protein conjugates.
• Biochemical Research: Employed as a standard or reagent in enzymatic studies and metabolic pathway analysis.
• Cosmetic Peptides: A potential raw material for synthesizing bioactive peptides used in skincare formulations.
• Academic & Industrial R&D: Fundamental building block for novel compound libraries and material science applications.

Basic Information

Product Name	H-Met-Gln-Oh
CAS No.	36261-62-8
Molecular Formula	C11H21N3O5S
Molecular Weight	307.36 g/mol
Synonyms	H-Met-Gln-OH; L-Methionyl-L-glutamine; Methionylglutamine; N-(Methoxycarbonyl)-L-methionyl-L-glutamine; FMOC-Met-Gln-OH; Boc-Met-Gln-OH; Z-Met-Gln-OH; Peptide Synthesis Building Block MQ
EINECS	Contact for details

Quality Control

Our H-Met-Gln-Oh is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis for enantiomeric excess, and identity confirmation via mass spectrometry (MS) and infrared spectroscopy (IR). Certificates of Analysis (COA) detailing all specifications are provided to ensure compliance with your research and cGMP-grade production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This product is hygroscopic (moisture-sensitive); keep the container tightly sealed in a desiccated environment to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (MS)	Conforms to structure
Assay (HPLC)	≥98.0%
Optical Rotation	-20° to -25° (c=1 in DMF)
Water Content (KF)	≤1.0%
Heavy Metals	≤20 ppm
Residual Solvents	Meets ICH guidelines

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