Description

α-[4-(3,4-Dihydroxyphenyl)-3-Hydroxy-5-Oxofuran-2(5H)-Ylidene]-3,4-Dihydroxybenzeneacetic Acid is a high-purity, complex organic compound with significant utility in advanced chemical synthesis and research. This compound is valued for its specific structural features, including multiple phenolic hydroxyl groups, which make it a versatile intermediate for developing specialized molecules. It is primarily sought by researchers and manufacturers in the pharmaceutical, fine chemical, and life science sectors for applications requiring precise molecular architecture.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and complex drug candidates.
• Biochemical Research: Used as a substrate or reference standard in enzymatic studies and metabolic pathway research due to its polyphenolic structure.
• Fine Chemical Synthesis: Acts as a precursor for the development of specialty chemicals, dyes, and advanced materials.
• Antioxidant Studies: Employed in research models to study antioxidant mechanisms and free radical scavenging activities.
• Chelating Agent Research: Investigated for its potential metal-chelating properties in various chemical and environmental applications.

Basic Information

Item	Detail
Product Name	α-[4-(3,4-Dihydroxyphenyl)-3-Hydroxy-5-Oxofuran-2(5H)-Ylidene]-3,4-Dihydroxybenzeneacetic Acid
CAS No.	20988-30-1
Molecular Formula	C18H12O9
Molecular Weight	372.28 g/mol
Synonyms	Rosmarinic Acid Impurity; 2-[(3,4-Dihydroxyphenyl)ethenyl]-3,4-dihydroxy-5-oxo-2(5H)-furanylideneacetic Acid; 3,4-Dihydroxybenzeneacetic acid, α-[4-(3,4-dihydroxyphenyl)-3-hydroxy-5-oxo-2(5H)-furanylidene]-; α-[[4-(3,4-Dihydroxyphenyl)-3-hydroxy-5-oxo-2(5H)-furanylidene]]-3,4-dihydroxybenzeneacetic acid; (Z)-2-[[4-(3,4-Dihydroxyphenyl)-3-hydroxy-5-oxo-2(5H)-furanylidene]]-3,4-dihydroxybenzeneacetic acid
EINECS	Contact for details

Quality Control

Our α-[4-(3,4-Dihydroxyphenyl)-3-Hydroxy-5-Oxofuran-2(5H)-Ylidene]-3,4-Dihydroxybenzeneacetic Acid is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis. Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and compliance with your research or manufacturing requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to handle under an inert atmosphere for long-term storage and to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Yellow to brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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