Description

3-Methyl-2-Butenoic Acid [1-[(8S)-9α-Acetoxy-8,9-Dihydro-2-Oxo-2H-Furo[2,3-H]-1-Benzopyran-8-Yl]-1-Methylethyl] Ester is a high-purity, complex organic ester with a defined stereochemistry, serving as a critical advanced intermediate in specialized chemical synthesis. Its value lies in its precise molecular architecture, which enables the construction of sophisticated target molecules in pharmaceutical and fine chemical research. This compound is essential for R&D chemists and process development scientists working in pharmaceutical development, particularly for creating novel active pharmaceutical ingredients (APIs) and complex natural product analogs.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel therapeutic agents and complex drug candidates.
• Fine Chemical Synthesis: Used in multi-step organic synthesis to introduce specific chiral and functional elements into target molecules.
• Research & Development: Critical reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Process Chemistry: Serves as a defined starting material or intermediate in the scale-up and optimization of API manufacturing processes.
• Natural Product Analog Synthesis: Employed in the semi-synthesis or total synthesis of complex natural product derivatives for biological evaluation.

Basic Information

Item	Details
Product Name	3-Methyl-2-Butenoic Acid [1-[(8S)-9α-Acetoxy-8,9-Dihydro-2-Oxo-2H-Furo[2,3-H]-1-Benzopyran-8-Yl]-1-Methylethyl] Ester
CAS No.	33044-93-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	3-Methylbut-2-enoic acid (8S)-8-(2-acetoxypropan-2-yl)-9a-acetoxy-8,9-dihydro-2-oxofuro[2,3-h]chromen-8-yl ester; 3,3-Dimethylacrylic Acid (8S)-8-(2-Acetoxypropan-2-yl)-9a-acetoxy-8,9-dihydro-2-oxofuro[2,3-h]chromen-8-yl Ester; Furo[2,3-h]chromen derivative; (8S)-8-(2-Acetoxypropan-2-yl)-9a-acetoxy-8,9-dihydro-2-oxofuro[2,3-h]chromen-8-yl 3-methylbut-2-enoate
EINECS	Contact for details

Quality Control

Our 3-Methyl-2-Butenoic Acid Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and chiral analysis to confirm stereochemical integrity, ensuring compliance with research and development standards. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture. Handle and store in accordance with good laboratory practices for light-sensitive materials.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Chiral Purity	Contact for details
Loss on Drying	≤ 1.0%

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