L-Tetrahydropalmatine Powder (L-THP)

• Defined chemical identity: L-tetrahydropalmatine, CAS 483-14-7.

• Research-grade options: Purity grades may include ≥98% HPLC, subject to supplier availability.

• Crystalline powder form: Suitable for qualified laboratory research and analytical workflows.

• Quality documentation: COA and SDS may be requested, subject to supplier availability.

• Sourcing flexibility: Packaging, quantity, and specifications can be evaluated against project requirements.

Property	Specification
Product Name	L-Tetrahydropalmatine
Chemical Formula	C₂₁H₂₅NO₄
CAS Number	483-14-7
Molecular Weight	355.43 g/mol
Appearance	White to pale yellow powder or crystals
Purity	≥98% HPLC may be available
Melting Point	Approximately 140–145°C
Chemical Class	Benzylisoquinoline alkaloid
Solubility	Solvent-dependent; verify for the intended application
Storage	Follow supplier-specific storage instructions
Quality Documents	COA, SDS, and analytical data, subject to availability

• Research Grade: For laboratory research and analytical studies.

• High-Purity Grade: ≥98% HPLC assay, subject to availability.

• Custom Specification: Purity, packaging, and analytical requirements evaluated by quotation.

1. What is L-Tetrahydropalmatine powder?

L-Tetrahydropalmatine is an alkaloid compound studied in chemical, biological, and pharmacological research.

2. What is the CAS number for L-Tetrahydropalmatine?

The CAS Registry Number is 483-14-7. Ensure the supplier is quoting the L-isomer rather than a different tetrahydropalmatine form or salt.

3. What purity levels are available?

Research-grade material with ≥98% purity by HPLC is commercially listed. Other grades may be available depending on supplier and quantity.

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4. Can REG Metals provide a Certificate of Analysis?

A COA can be requested when sourcing. Availability and the analytical tests included depend on the supplier and batch.

5. How should L-Tetrahydropalmatine powder be stored?

Follow the batch-specific SDS and supplier recommendations. Storage guidance varies by supplier and product formulation.

6. Can L-Tetrahydropalmatine be used in food, supplements, or pharmaceuticals?

Research-grade material should not be assumed suitable for human consumption, supplements, or pharmaceutical manufacturing. Regulatory status, purity, manufacturing controls, and intended use must be independently verified.