Frequently Asked
Common questions about 4-oxo-L-proline HBr
What is 4-oxo-L-proline HBr used for?
4-oxo-L-proline HBr is a ketone-containing compound with a carbonyl center flanked by carbon substituents used primarily in the pharmaceutical and fine chemical industries. Key applications include asymmetric reduction to chiral alcohols using cbs or noyori catalysts and enantiopure building block for single-enantiomer drug development.
Where can I buy 4-oxo-L-proline HBr in the USA?
ChemContract Research is a trusted USA-based supplier of 4-oxo-L-proline HBr. We offer competitive pricing, fast domestic shipping from our Huntington Beach, California facility, and full quality documentation including Certificates of Analysis (CoA). Request a quote at chemistry@chem-contract.com or call +1 (714) 732-8549.
What purity levels are available for 4-oxo-L-proline HBr?
ChemContract Research supplies 4-oxo-L-proline HBr in multiple purity grades: ≥95% standard grade, ≥97% high-purity grade, and ≥99% ultra-high-purity grade depending on application requirements. We can also provide custom purity grades through our synthesis capabilities. Contact us for specific purity information and CoA documentation.
Can ChemContract synthesize 4-oxo-L-proline HBr in custom quantities?
Yes. ChemContract Research offers custom synthesis services for 4-oxo-L-proline HBr from milligram to multi-kilogram scale. Our cGMP-compliant facilities and experienced chemists can accommodate custom specifications, packaging requirements, and delivery timelines. Contact our team to discuss your project.
What is the stereochemical purity of 4-oxo-L-proline HBr?
ChemContract Research supplies 4-oxo-L-proline HBr with verified enantiomeric or diastereomeric purity as documented in our Certificate of Analysis (CoA). Chiral HPLC analysis is standard for stereodefined compounds. We can provide material with ≥98% ee/de for demanding applications. Contact us for specific optical purity requirements.
How should I store 4-oxo-L-proline HBr?
Store at room temperature in a tightly sealed container. Protect from direct sunlight and heat sources. Store under recommended conditions. Some chiral compounds may racemize at elevated temperatures or in the presence of base. Always consult the compound-specific Safety Data Sheet (SDS) provided with your order for detailed storage requirements. ChemContract Research includes handling and storage documentation with every shipment.
What is the CAS number of 4-oxo-L-proline HBr?
The CAS Registry Number for 4-oxo-L-proline HBr is 75776-67-9. This unique identifier is used worldwide to reference this specific compound in chemical databases, regulatory filings, and scientific literature. ChemContract Research supplies this compound with full quality documentation. Contact us at chemistry@chem-contract.com for availability and pricing.
