Description

Forsythoside I is a bioactive phenylpropanoid glycoside compound isolated from plants of the *Forsythia* genus. This high-purity reference standard is essential for analytical research, quality control, and the development of phytopharmaceuticals. It is primarily utilized by researchers and quality assurance professionals in the pharmaceutical, nutraceutical, and botanical extract industries.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the identification, assay, and impurity profiling of herbal medicines and related products.
• Bioactivity Research: Serves as a key compound in pharmacological studies investigating anti-inflammatory, antioxidant, and antiviral properties.
• Quality Control (QC) & Assurance: Acts as a primary standard in HPLC and LC-MS methods for the standardization of Forsythia suspensa (Lian Qiao) extracts and finished products.
• Nutraceutical Development: Employed in the formulation and standardization of high-value dietary supplements targeting immune support.
• Academic Research: Used in universities and research institutes for phytochemical analysis, metabolic pathway studies, and synthetic biology research.

Basic Information

Product Name	Forsythoside I
CAS No.	1177581-50-8
Molecular Formula	C29H36O15
Molecular Weight	624.59 g/mol
Synonyms	Forsythoside I; Forsythoside A; (2R,3R,4S,5S,6R)-2-[[(2S,3R,4S,5S,6R)-4,5-Dihydroxy-6-(hydroxymethyl)-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-2-yl]oxymethyl]-6-[4-[(2E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy-3-hydroxyphenoxy]oxane-3,4,5-triol; Lian Qiao glycoside A; Plantainoside D
EINECS	Contact for details

Quality Control

Our Forsythoside I is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and MS for structural confirmation, and residual solvent analysis. A detailed Certificate of Analysis (COA) is provided with every shipment, ensuring traceability and compliance with research-grade standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C. This product is hygroscopic (moisture-sensitive) and should be handled in a low-humidity environment. Allow the sealed vial to equilibrate to room temperature before opening to prevent condensation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Purity (HPLC)	≥98.0%
Loss on Drying	≤2.0%
Residue on Ignition	≤0.5%
Heavy Metals (as Pb)	≤20 ppm
Residual Solvents (GC)	Complies with ICH Q3C guidelines

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