Intermediates

N-(tert-Butoxycarbonyl)glycylglycine

  • CAS No.31972-52-8
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity N-(tert-Butoxycarbonyl)glycylglycine (Boc-Gly-Gly-OH), CAS 31972-52-8, is a key protected dipeptide intermediate widely used in peptide synthesis and pharmaceutical R&D.

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Product Technical Details

Product Overview

N-(tert-Butoxycarbonyl)glycylglycine, commonly abbreviated as Boc-Gly-Gly-OH, is a protected dipeptide derivative featuring a tert-butoxycarbonyl (Boc) group on the N-terminus. With the CAS number 31972-52-8 and molecular formula C9H16N2O5, this compound serves as a critical building block in solid-phase and solution-phase peptide synthesis. Its high chemical stability and compatibility with standard coupling protocols make it indispensable in the development of complex peptide-based therapeutics and research reagents.

Specifications

Molecular FormulaC9H16N2O5
Molecular Weight232.23 g/mol
AppearanceWhite to off-white powder
Purity (HPLC)≥98%
Water Content (KF)≤0.5%
Density1.222 g/cm³
Boiling Point488.1°C at 760 mmHg
Flash Point249°C
Refractive Index1.483

Industrial Applications

As a specialized amino acid derivative, N-(tert-Butoxycarbonyl)glycylglycine is primarily employed as a pharmaceutical intermediate in the synthesis of bioactive peptides, enzyme inhibitors, and drug candidates targeting metabolic and neurological pathways. Its Boc-protected structure ensures selective reactivity during multi-step syntheses, minimizing side reactions and improving overall yield. This intermediate is also valuable in academic and industrial laboratories for constructing peptide libraries and developing novel delivery systems.

  • Essential for Fmoc/Boc orthogonal protection strategies in peptide chemistry
  • Enables efficient elongation of glycine-rich peptide sequences
  • Compatible with automated synthesizers and standard deprotection conditions
  • Supports GMP-compliant manufacturing of clinical-stage peptide APIs

Storage & Handling

To maintain optimal stability and purity, store N-(tert-Butoxycarbonyl)glycylglycine at -15°C in a tightly sealed container. Keep in a cool, dry environment away from moisture and direct light. Packaging is typically provided in 25 kg drums, with custom options available upon request to meet specific logistical or regulatory requirements.