Description

7-Methoxy-8-[(E)-3-Oxo-1-Butenyl]-2H-1-Benzopyran-2-One is a specialized coumarin derivative, a class of compounds known for their diverse biological activities and utility in organic synthesis. This compound matters as a high-value chemical intermediate and research chemical for developing novel active ingredients. It is primarily needed by R&D and production teams in the pharmaceutical and agrochemical industries, where it serves as a key building block for new drug candidates and crop protection agents.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides, leveraging its core coumarin structure for bioactivity.
• Organic Synthesis Building Block: Serves as a versatile starting material for constructing complex heterocyclic compounds in academic and industrial research.
• Biochemical Research: Employed in life science studies to investigate biological mechanisms and as a standard or probe in assay development.
• Fine Chemical Production: Integrated into multi-step synthesis processes for producing specialty chemicals with high added value.

Basic Information

Product Name	7-Methoxy-8-[(E)-3-Oxo-1-Butenyl]-2H-1-Benzopyran-2-One
CAS No.	112789-90-9
Molecular Formula	C15H14O4
Molecular Weight	258.27 g/mol
Synonyms	7-Methoxy-8-(3-oxobut-1-en-1-yl)-2H-chromen-2-one; 8-(3-Oxobut-1-enyl)-7-methoxycoumarin; (E)-7-Methoxy-8-(3-oxobut-1-enyl)coumarin; 7-Methoxy-8-(1-oxo-2-butenyl)coumarin; 7-Methoxy-8-(3-oxo-1-butenyl)coumarin; 7-Methoxy-8-(3-oxobut-1-enyl)-2H-1-benzopyran-2-one; 112789-90-9; Light-sensitive coumarin derivative
EINECS	Contact for details

Quality Control

Our 7-Methoxy-8-[(E)-3-Oxo-1-Butenyl]-2H-1-Benzopyran-2-One is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting all critical specifications. Our quality commitment ensures the material is suitable for demanding research and synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider inert gas purging to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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