Description

Corydaline is a bioactive isoquinoline alkaloid isolated from plants of the *Corydalis* genus. This compound serves as a crucial reference standard and active pharmaceutical ingredient (API) intermediate for research and development in the pharmaceutical and nutraceutical sectors. It is primarily utilized by manufacturers and research institutions focused on developing therapeutic agents for neurological and cardiovascular applications, where precise chemical identity and purity are paramount.

Application

• Pharmaceutical Reference Standard: Used for the qualitative and quantitative analysis of herbal extracts and finished products in quality control laboratories.
• Active Pharmaceutical Ingredient (API) Intermediate: Serves as a key building block in the synthesis of more complex therapeutic compounds.
• Biochemical Research: Employed in pharmacological studies to investigate mechanisms of action related to its analgesic and sedative properties.
• Nutraceutical Formulation: Incorporated into high-end dietary supplements targeting natural pain management and relaxation.
• Analytical Chemistry: Acts as a critical calibration standard for HPLC, LC-MS, and other chromatographic methods in analytical testing.

Basic Information

Product Name	Corydaline
CAS No.	518-69-4
Molecular Formula	C22H27NO4
Molecular Weight	369.46 g/mol
Synonyms	Corydalin; (+)-Corydaline; d-Corydaline; 13-Methylpalmatine; 13-Methylberberine; 5,6,13,13a-Tetrahydro-2,3,9,10-tetramethoxy-8H-dibenzo[a,g]quinolizine; (13S)-5,6,13,13a-Tetrahydro-2,3,9,10-tetramethoxy-8H-dibenzo[a,g]quinolizine
EINECS	Contact for details

Quality Control

Our Corydaline is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity verification and spectroscopic methods for structural confirmation, to ensure it meets the high standards required for research and pharmaceutical applications. Certificates of Analysis (COA) with detailed chromatographic data are available upon request.

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 low-humidity environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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