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Product Line: Food Industry

DL-Proline

CAS 609-36-9

Molecular structure of DL-Proline

CAS · 609-36-9

01

Product Overview

DL-Proline is a high-purity food-additives supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

02

Product Specifications

Appearance: A white to off-white powder
Assay: 98% to 101%
Specific rotation [α]D20: -1° to +1°
Chloride (Cl): 0.02% max
Heavy metals (Pb): 10 ppm max
Arsenic (As2O3): 2 ppm max
Loss on drying: 0.5% max
Residue on ignition: 0.2% max
03

Applications

1. Chemical Synthesis and Catalysis

Used as an organocatalyst in asymmetric synthesis, particularly in aldol reactions and Michael additions.

Facilitates stereoselective formation of carbon–carbon bonds due to its chiral structure.

A racemic mixture (DL-form) is cost-effective for non-stereospecific reactions where chirality is not critical.

2. Biochemical Research

Serves as a model compound for studying protein folding and conformational analysis.

DL-proline is useful in testing enzymes that act specifically on one enantiomer (L- or D-proline), helping elucidate enzyme stereospecificity.

3. Pharmaceutical and Peptide Chemistry

Used in the synthesis of proline-containing peptides and peptide mimetics.

Plays a role in the design of proline analogues for modulating peptide conformation and stability.

4. Polymer and Material Science

Utilized in the preparation of biodegradable polymers and as a monomer in protein-based biomaterials.

Has applications in gel formation and coating materials.

04

Benefits

Versatile chemical intermediate for stereoselective and racemic applications.

Cost-effective alternative to optically pure L- or D-proline.

Stable and easy to handle, with good solubility in water and polar solvents.

Compatible with green chemistry approaches in organocatalysis.

05

Conclusion

A concise summary and suitability assessment for this product is available on request. Contact our team to discuss whether it fits your process and quality requirements.