N-Boc-L-Proline CASNO:15761-39-4

Physical Properties:

N-Boc-L-Proline (CAS 15761-39-4), Is a white to off-white crystalline powder with the molecular formula

𝐶10𝐻17𝑁𝑂4 and a molecular weight of 215.25 g/mol. It is a widely used protected amino acid in peptide synthesis and an intermediate for API production, including Daclatasvir and Ravidasvir, typically melting at 133-135°C.

Key Properties and Specifications

CAS Number: 15761-39-4

Formula: 𝐶10𝐻17𝑁𝑂4

Molecular Weight: 215.25 g/mol

Melting Point: 133–135 °C (lit.)

Appearance: White to off-white powder

Optical Activity: [𝛼]20/𝐷−61±2∘(𝑐=2%in acetic acid)

Solubility: Soluble in organic solvents (e.g., methanol, ethanol).

Storage: Store in a cool, dark place (often 2-8°C recommended).

Key Applications

Peptide Synthesis: Used as a Boc-protected amino acid in solid-phase peptide synthesis (SPPS).

API Intermediate: Serves as a key raw material for producing antiviral medications like Daclatasvir and Ravidasvir from Atul Ltd..

Chemical Synthesis: Useful in creating substituted proline derivatives.

N-Boc-L-proline (CAS 15761-39-4), Is a protected amino acid used in peptide synthesis, primarily known by its synonym Boc-L-proline or Boc-Pro-OH. It is also widely referred to as N-(tert-Butoxycarbonyl)-L-proline. 

 

Category:

Key Synonyms for CAS 15761-39-4:

  • Boc-L-Proline
  • Boc-Pro-OH
  • N-(tert-Butoxycarbonyl)-L-proline
  • N-tert-Butyloxycarbonyl-L-proline
  • (2S)-1-[(2-methylpropan-2-yl)oxycarbonyl]pyrrolidine-2-carboxylic acid (IUPAC name)
  • 1-tert-butoxycarbonyl-L-proline
  • S-1-tert-butoxycarbonyl pyrrolidine-2-carboxylic acid
  • Boc-l-pro

This compound is commonly used as a synthetic intermediate, including in the production of Hepatitis C drugs like Daclatasvir

 

N-Boc-L-proline (CAS 15761-39-4) is a widely used protected amino acid, primarily serving as a key building block in peptide synthesis and pharmaceutical drug development. It acts as an N-protected proline derivative to prevent side reactions, enabling the creation of complex molecules like proline-based drugs and protease inhibitors.

Key Applications and Uses:

  • Peptide Synthesis: It is essential for protecting the amino group of L-proline during solid-phase and liquid-phase peptide synthesis, reducing side reactions and ensuring selective modification.
  • Drug Development: It serves as a vital intermediate in creating pharmaceutical compounds, including those targeted toward neurological disorders and antiviral drugs.
  • Pharmaceutical Research: It is used as a tool in investigating metabolic processes and in the synthesis of proline-based inhibitors.
  • Protein Engineering: It is used to introduce specific proline residues to stabilize proteins and study their functionality.
  • Material Science: It is explored for developing specialized polymers.

Main Characteristics:

  • Usage: Stable and easy to handle for chemical synthesis.

 

What is N-Boc-L-Proline?
N-Boc-L-Proline is a protected amino acid derivative commonly used in peptide synthesis and pharmaceutical research.
What is the CAS number of N-Boc-L-Proline?
The CAS number is 15761-39-4, which uniquely identifies this compound.
What are the main uses of N-Boc-L-Proline?

It is mainly used in peptide synthesis, drug development, and organic chemical research.

What is the molecular formula of N-Boc-L-Proline?

The molecular formula is C₁₀H₁₇NO₄.

Is N-Boc-L-Proline safe to handle?

It should be handled with proper safety precautions, including gloves and protective equipment, as it may cause irritation.

How should N-Boc-L-Proline be stored?

Store in a cool, dry place in a tightly sealed container, away from moisture and direct sunlight.

FAQs

What is N-Boc-L-Proline?
N-Boc-L-Proline is a protected amino acid derivative commonly used in peptide synthesis and pharmaceutical research.
What is the CAS number of N-Boc-L-Proline?
The CAS number is 15761-39-4, which uniquely identifies this compound.
What are the main uses of N-Boc-L-Proline?

It is mainly used in peptide synthesis, drug development, and organic chemical research.

What is the molecular formula of N-Boc-L-Proline?

The molecular formula is C₁₀H₁₇NO₄.

Is N-Boc-L-Proline safe to handle?

It should be handled with proper safety precautions, including gloves and protective equipment, as it may cause irritation.

How should N-Boc-L-Proline be stored?

Store in a cool, dry place in a tightly sealed container, away from moisture and direct sunlight.