Description

3-Methyl-2-Butenoic Acid 9α-(Acetyloxy)-9,10-Dihydro-8,8-Dimethyl-2-Oxo-2H,8H-Benzo[1,2-B:3,4-B']Dipyran-10α-Yl Ester is a high-purity, specialized organic ester with a complex fused-ring structure. This compound serves as a critical advanced intermediate in the synthesis of complex molecules, valued for its unique stereochemistry and functional groups. It is primarily sought by pharmaceutical R&D and fine chemical sectors for developing novel active ingredients and high-value specialty chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the research and development of new drug candidates, particularly in complex synthetic pathways.
• Fine Chemical Synthesis: Used as a precursor for synthesizing sophisticated organic compounds with specific chiral or structural properties.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and the exploration of new chemical reactions.
• Agrochemical Research: Potential intermediate in the development of advanced, high-performance crop protection agents.
• Material Science: Investigated for the creation of novel polymers or organic electronic materials due to its complex aromatic system.

Basic Information

Product Name	3-Methyl-2-Butenoic Acid 9α-(Acetyloxy)-9,10-Dihydro-8,8-Dimethyl-2-Oxo-2H,8H-Benzo[1,2-B:3,4-B']Dipyran-10α-Yl Ester
CAS No.	53023-18-0
Molecular Formula	C22H24O6
Molecular Weight	384.42 g/mol
Synonyms	9α-Acetoxy-8,8-dimethyl-9,10-dihydro-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-10α-yl 3-methyl-2-butenoate; 3,3-Dimethylacrylic Acid 9α-(Acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-10α-yl Ester; Senecioate Ester of a Dihydrobenzodipyran Derivative; Angelate Ester Derivative; Fused Chromene Ester; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 3-Methyl-2-Butenoic Acid 9α-(Acetyloxy)-9,10-Dihydro-8,8-Dimethyl-2-Oxo-2H,8H-Benzo[1,2-B:3,4-B']Dipyran-10α-Yl Ester is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific client or research protocol requirements.

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 the container sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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