Description

Lithospermic Acid is a naturally occurring polyphenolic compound, specifically a caffeic acid tetramer, valued for its potent antioxidant and bioactive properties. Its significance lies in its ability to modulate key biological pathways, making it a valuable intermediate for advanced research and product development. This high-purity material is essential for manufacturers and R&D teams in the pharmaceutical, nutraceutical, and cosmeceutical industries seeking natural bioactive ingredients.

Application

• Pharmaceutical Intermediates: Serves as a key starting material or active pharmaceutical ingredient (API) in the development of cardioprotective, hepatoprotective, and neuroprotective drugs.
• Dietary Supplements & Nutraceuticals: Incorporated into formulations for antioxidant support, liver health, and anti-aging supplements due to its free radical scavenging activity.
• Cosmetic & Skincare Actives: Used in anti-aging serums, creams, and lotions for its protective effects against oxidative stress and UV-induced skin damage.
• Biochemical & Life Science Research: Employed as a standard or reagent in studies focusing on oxidative stress, inflammation, enzyme inhibition, and metabolic pathways.
• Functional Food & Beverage Fortification: Added to enhance the antioxidant profile of health-focused food and drink products.
• Veterinary Pharmaceutical Applications: Used in developing health supplements and therapeutic agents for animals.

Basic Information

Product Name	Lithospermic Acid
CAS No.	28831-65-4
Molecular Formula	C₂₇H₂₂O₁₂
Molecular Weight	538.46 g/mol
Synonyms	Salvianolic acid B; Lithospermate B; [R-(E,E)]-1-Carboxy-2-(3,4-dihydroxyphenyl)ethyl (2R)-2-[[(2E)-3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl]oxy]-3-(3,4-dihydroxyphenyl)propanoate; Dan Shen Suan B; Tanshinol B; LS-B; Salvianolic acid B isomer
EINECS	Contact for details

Quality Control

Our Lithospermic Acid is produced under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications for research and industrial use. Certificates of Analysis (COA) detailing all test results are provided to guarantee traceability, consistency, and compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C (refrigerated) or as specified on the label or COA. This material is easily oxidized; for long-term storage, consider an inert atmosphere. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder
Identification (HPLC/IR)	Conforms to reference standard
Assay (HPLC)	≥95.0% - 98.0% (Custom purity grades available)
Loss on Drying	≤5.0%
Residue on Ignition	≤1.0%
Heavy Metals (as Pb)	≤20 ppm
Residual Solvents (GC)	Complies with ICH guidelines
Microbiological Control	Total Plate Count: ≤1000 cfu/g; Yeast & Mold: ≤100 cfu/g

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