Description

3,5-Dimethoxy-4-Hydroxycinnamic Acid is a key cinnamic acid derivative characterized by its methoxy and phenolic hydroxyl substituents. This compound serves as a versatile synthetic intermediate and a valuable reference standard in analytical chemistry. It is primarily sought after by research and development laboratories, pharmaceutical manufacturers, and producers of high-value fine chemicals for applications requiring precise molecular scaffolds.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly those targeting inflammation and metabolic disorders.
• Reference Standard: Used for the qualitative and quantitative analysis (e.g., HPLC, LC-MS) of related compounds in quality control and research settings.
• Organic Synthesis: Serves as a starting material or intermediate for synthesizing more complex molecules, including natural product analogs and specialty polymers.
• Biochemical Research: Employed in studies investigating antioxidant activity, enzyme inhibition, and other biological properties of phenolic acids.
• Cosmetic Ingredient Synthesis: A precursor for developing UV-absorbing or skin-brightening agents due to its cinnamate structure.
• Flavor & Fragrance Industry: Used in the research and development of synthetic aromatic compounds.

Basic Information

Product Name	3,5-Dimethoxy-4-Hydroxycinnamic Acid
CAS No.	7362-37-0
Molecular Formula	C11H12O5
Molecular Weight	224.21 g/mol
Synonyms	Sinapic Acid; 3,5-Dimethoxy-4-hydroxycinnamate; 4-Hydroxy-3,5-dimethoxycinnamic Acid; Sinapinic Acid; 3-(4-Hydroxy-3,5-dimethoxyphenyl)-2-propenoic Acid
EINECS	230-895-8

Quality Control

Our 3,5-Dimethoxy-4-Hydroxycinnamic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FTIR and NMR, to ensure it meets exacting standards for research and industrial use. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	192°C - 198°C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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