Description

Capaurine CAS NO 478-15-9 is a naturally occurring isoquinoline alkaloid of significant interest in advanced research and development. This compound serves as a crucial intermediate and reference standard in the synthesis and study of complex bioactive molecules. It is primarily utilized by the pharmaceutical, biotechnology, and academic research sectors for applications in drug discovery, phytochemical analysis, and pharmacological studies.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel therapeutic agents and complex alkaloid derivatives.
• Reference Standard: Used for analytical method development, validation, and quality control in phytochemical and pharmaceutical laboratories.
• Biochemical Research: Employed in studies investigating the biological activity, metabolic pathways, and structure-activity relationships (SAR) of isoquinoline alkaloids.
• Natural Product Isolation & Analysis: Serves as a benchmark compound for the identification and quantification of related alkaloids in plant extracts and botanical preparations.
• Academic & Contract Research: Essential for fundamental chemical research, teaching, and custom synthesis projects in university and CRO settings.

Basic Information

Item	Detail
Product Name	Capaurine
CAS No.	478-15-9
Molecular Formula	C20H21NO4
Molecular Weight	339.39 g/mol
Synonyms	Capaurine; (+)-Capaurine; (S)-Capaurine; 5,8,13,13a-Tetrahydro-6H-isoquinolino[2,1-b]isoquinoline-3,6,10,11-tetrol, 2,9-dimethoxy-; NSC 172925; Berbine-3,6,10,11-tetrol, 2,9-dimethoxy-; Natural Alkaloid Capaurine
EINECS	Contact for details

Quality Control

Our Capaurine is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR, MS). We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep the container sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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