Description

Tetrahydropalmatine is a purified isoquinoline alkaloid, a key bioactive compound found in several traditional medicinal plants. This high-purity standard is essential for research, development, and quality control in the pharmaceutical and nutraceutical industries. It serves as a critical reference material for analytical laboratories and manufacturers focusing on natural product extracts, herbal supplements, and pharmacological studies.

Application

• Pharmaceutical reference standard for analytical method development and validation (HPLC, GC-MS).
• Active pharmaceutical ingredient (API) intermediate for research into central nervous system (CNS) agents.
• Key marker compound for the quality control and standardization of botanical extracts, particularly from Corydalis and Stephania species.
• Biochemical research for studying calcium channel blocking activity and dopaminergic pathways.
• Nutraceutical ingredient in advanced dietary supplement formulations targeting relaxation and wellness.
• Starting material for the semi-synthesis of novel derivatives with potential therapeutic applications.

Basic Information

Product Name	Tetrahydropalmatine
CAS No.	2934-97-6
Molecular Formula	C21H25NO4
Molecular Weight	355.43 g/mol
Synonyms	Corydalis B; L-Tetrahydropalmatine; Gindarine; Rotundine; (13aS)-2,3,9,10-Tetramethoxy-13-methyl-5,8,13,13a-tetrahydro-6H-isoquinolino[2,1-b]isoquinoline; NSC 15760; THP
EINECS	220-925-9

Quality Control

Our Tetrahydropalmatine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and MS, to ensure it meets high-grade standards suitable for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and compliance with your specifications.

Storage

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

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 (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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