Description

3,4-Dimethylumbelliferone is a high-purity, substituted coumarin derivative widely used as a key intermediate and analytical standard. This compound matters for its role as a versatile building block in organic synthesis and as a fluorescent probe in biochemical research. Industries that need it include pharmaceutical R&D for developing new active ingredients, fine chemical manufacturers for producing advanced intermediates, and analytical laboratories for use as a reference material in chromatography and spectroscopy.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Fluorescent Probe & Dye: Used in biochemical assays and diagnostic kits due to its fluorescent properties under specific conditions.
• Organic Synthesis Building Block: A valuable starting material for constructing more complex heterocyclic compounds and fine chemicals.
• Analytical Reference Standard: Employed in High-Performance Liquid Chromatography (HPLC) and other analytical methods for method development, calibration, and quality control.
• Research & Development: Utilized in academic and industrial R&D for studying enzyme kinetics, photophysical properties, and material science.
• Cosmetic Ingredient Synthesis: Acts as an intermediate in the production of certain UV-absorbing or specialty cosmetic ingredients.

Basic Information

Product Name	3,4-Dimethylumbelliferone
CAS No.	2107-78-0
Molecular Formula	C11H10O3
Molecular Weight	190.20 g/mol
Synonyms	3,4-Dimethyl-7-hydroxycoumarin; 7-Hydroxy-3,4-dimethylcoumarin; 3,4-Dimethyl-7-hydroxy-2H-chromen-2-one; 3,4-Dimethylumbelliferon; 3,4-Dimethyl-7-hydroxy-2H-1-benzopyran-2-one; 3,4-Dimethyl-7-oxycoumarin; DMU
EINECS	218-276-5

Quality Control

Our 3,4-Dimethylumbelliferone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment and is available upon request.

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). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	245 - 250 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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