Description

3-Methyl-2-Butenoic Acid [2-[5-Hydroxy-2-Methyl-2-(4-Methyl-3-Pentenyl)-6-Oxo-7-(2-Oxopropyl)-4-Cyclohepten-1-Yl]Vinyl] Ester is a specialized organic ester with a complex, multi-functional structure. This compound is valued as a key synthetic intermediate and building block in advanced organic synthesis, particularly for constructing intricate molecular frameworks. It is primarily required by research and development laboratories and fine chemical manufacturers in the pharmaceutical and agrochemical sectors.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and complex natural product analogs.
• Agrochemical Synthesis: Used in the research and development of advanced crop protection agents and specialty pesticides.
• Fine Chemical Building Block: Employed in organic chemistry R&D for constructing complex, polycyclic molecular structures due to its reactive vinyl ester and ketone functionalities.
• Flavor & Fragrance Chemistry: Acts as a potential intermediate for creating unique musk or terpenoid-related aroma compounds.
• Material Science Research: Investigated as a monomer or cross-linking agent for specialty polymers with specific thermal or mechanical properties.

Basic Information

Item	Details
Product Name	3-Methyl-2-Butenoic Acid [2-[5-Hydroxy-2-Methyl-2-(4-Methyl-3-Pentenyl)-6-Oxo-7-(2-Oxopropyl)-4-Cyclohepten-1-Yl]Vinyl] Ester
CAS No.	74690-89-4
Molecular Formula	C24H34O5
Molecular Weight	402.53 g/mol
Synonyms	3-Methylbut-2-enoic acid [2-[5-hydroxy-2-methyl-2-(4-methylpent-3-en-1-yl)-6-oxo-7-(2-oxopropyl)cyclohept-4-en-1-yl]ethenyl] ester; (E)-3-Methyl-2-butenoic acid (2-((1E,4E)-5-hydroxy-2-methyl-2-(4-methyl-3-pentenyl)-6-oxo-7-(2-oxopropyl)-4-cyclohepten-1-yl)vinyl) ester; 74690-89-4; 3-Methylcrotonic acid vinyl ester derivative; Angelic acid ester derivative.
EINECS	Contact for details

Quality Control

Our 3-Methyl-2-Butenoic Acid Ester is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the stringent requirements of research and industrial applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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 strong bases and incompatible organic solvents. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Light yellow to amber viscous liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 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.