Description

3-Methylbutyric Acid [1-(1-Acetoxyethyl)Octahydro-4-Methylene-7-Isopropyl-2-Oxo-1H-Inden-5-Yl] Ester is a high-purity, specialized organic ester with a complex sesquiterpenoid-derived structure. This compound is valued for its unique molecular framework, which makes it a critical advanced intermediate in fine chemical synthesis. It is primarily sought by R&D and production teams in the pharmaceutical, fragrance, and agrochemical industries for developing novel active ingredients and high-value aroma chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key building block for the synthesis of complex drug candidates, particularly in steroid and terpenoid-based therapeutic research.
• Fragrance & Flavor Ingredient: Used in the development of sophisticated, long-lasting fragrance compounds and specialty flavorants due to its unique structural backbone.
• Agrochemical Synthesis: Acts as a precursor in the creation of novel pesticides, herbicides, or plant growth regulators with specific biological activity.
• Organic Synthesis Research: A valuable reagent for academic and industrial chemists exploring new synthetic methodologies involving complex ester and ketone functionalities.
• Fine Chemical Production: Employed in the manufacture of other high-value, low-volume specialty chemicals requiring this specific sesquiterpenoid motif.

Basic Information

Product Name	3-Methylbutyric Acid [1-(1-Acetoxyethyl)Octahydro-4-Methylene-7-Isopropyl-2-Oxo-1H-Inden-5-Yl] Ester
CAS No.	72247-71-3
Molecular Formula	C22H34O5
Molecular Weight	378.51 g/mol
Synonyms	3-Methylbutanoic Acid (1S,4aS,5S,7aS)-1-[(1S)-1-Acetoxyethyl]-5,7a-dimethyl-4-methylidene-2-oxo-4a,5,6,7-tetrahydro-1H-cyclopenta[cd]inden-5-yl Ester; 3-Methylbutyric Acid (1S,4aS,5S,7aS)-1-[(1S)-1-Acetoxyethyl]-5,7a-dimethyl-4-methylidene-2-oxo-4a,5,6,7-tetrahydro-1H-cyclopenta[cd]inden-5-yl Ester; 3-Methylbutyric Acid [1-(1-Acetoxyethyl)-octahydro-4-methylene-7-isopropyl-2-oxo-1H-inden-5-yl] Ester; 72247-71-3; (1S,4aS,5S,7aS)-1-[(1S)-1-Acetoxyethyl]-5,7a-dimethyl-4-methylidene-2-oxo-4a,5,6,7-tetrahydro-1H-cyclopenta[cd]inden-5-yl 3-methylbutanoate
EINECS	Contact for details

Quality Control

Our 3-Methylbutyric Acid [1-(1-Acetoxyethyl)Octahydro-4-Methylene-7-Isopropyl-2-Oxo-1H-Inden-5-Yl] Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR analysis, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality commitment supports applications requiring GMP-grade intermediates and research-grade materials.

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, open flames, and incompatible materials such as strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Any single impurity	≤ 1.0%
Solvent Residues (GC)	Meets ICH guidelines

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