Description

(+)-Corypalmine CAS NO 6018-40-2 is a high-purity tetrahydroprotoberberine alkaloid, a key chiral building block and reference standard for advanced research and development. This compound is valued for its role as a precursor in the synthesis of complex natural products and its utility in pharmacological studies. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors seeking reliable, high-quality intermediates for drug discovery and process development.

Application

• Pharmaceutical Reference Standard: Used for method development, validation, and quality control in analytical laboratories.
• Biochemical Research: Serves as a key intermediate or ligand in studies of alkaloid biosynthesis and receptor interactions.
• Organic Synthesis: Acts as a versatile chiral precursor for the total synthesis of complex isoquinoline and protoberberine alkaloids.
• Natural Product Isolation & Analysis: Employed as a comparative standard in the isolation and characterization of plant-derived compounds.
• Pharmacological Screening: Utilized in in vitro and in vivo assays to investigate potential biological activities.
• Fine Chemical Manufacturing: Integrated into custom synthesis projects for producing specialized chemical entities.

Basic Information

Product Name	(+)-Corypalmine
CAS No.	6018-40-2
Molecular Formula	C₂₀H₂₃NO₄
Molecular Weight	341.40 g/mol
Synonyms	(+)-Corypalmine; (S)-Corypalmine; d-Corypalmine; (13aS)-2,3,9,10-Tetramethoxy-13-methyl-5,8,13,13a-tetrahydro-6H-isoquinolino[2,1-b]isoquinoline; 5,8,13,13a-Tetrahydro-2,3,9,10-tetramethoxy-13-methyl-6H-dibenzo[a,g]quinolizine; NSC 169865
EINECS	Contact for details

Quality Control

Our (+)-Corypalmine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral integrity, to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and other critical parameters.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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