Description

Loureirin B is a bioactive natural compound isolated from the resin of *Dracaena cochinchinensis*, also known as Dragon's Blood. This high-purity phytochemical is valued for its significant pharmacological properties, making it a critical intermediate and reference standard for advanced research and development. It is primarily sought by manufacturers and researchers in the pharmaceutical, nutraceutical, and cosmetic industries for its application in anti-inflammatory, antimicrobial, and wound-healing formulations.

Application

• Pharmaceutical Intermediates: Serves as a key starting material or active pharmaceutical ingredient (API) precursor in the synthesis of novel anti-inflammatory and analgesic drugs.
• Reference Standards: Used as a high-purity analytical standard in quality control laboratories for the identification and quantification of Loureirin B in raw materials and finished products.
• Cosmetic Actives: Incorporated into advanced skincare formulations for its purported anti-aging, soothing, and skin-repairing benefits.
• Nutraceutical Research: Investigated as a potential bioactive component in dietary supplements targeting inflammation and oxidative stress.
• Biomedical Research: Utilized in *in vitro* and *in vivo* studies to explore its mechanisms of action, pharmacokinetics, and therapeutic potential.
• Traditional Medicine Modernization: Employed in the development of standardized extracts for evidence-based herbal and traditional remedies.

Basic Information

Product Name	Loureirin B
CAS No.	119425-90-0
Molecular Formula	C16H14O5
Molecular Weight	286.28 g/mol
Synonyms	5,7-Dihydroxy-6-methyl-8-methoxyflavanone; (2S)-5,7-Dihydroxy-6-methyl-8-methoxy-2,3-dihydro-4H-1-benzopyran-4-one; Dihydroresveratrol derivative; Dracoflavan B; NSC 339586; Loureirin B (from Dracaena cochinchinensis)
EINECS	Contact for details

Quality Control

Our Loureirin B is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is rigorously tested using advanced analytical techniques including HPLC, GC-MS, and NMR to confirm identity, potency, and the absence of significant impurities. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Loss on Drying	≤1.0%
Residue on Ignition	≤0.2%
Heavy Metals	≤20 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.