Description

Spiro[3.4]Oct-2-En-1-One, 3-Ethoxy- (9Ci) is a specialized spirocyclic organic compound with the CAS number 38425-45-5, valued for its unique bridged-ring structure and functional ketone group. This compound serves as a critical advanced intermediate in the synthesis of complex molecules, particularly in pharmaceutical research and fine chemical manufacturing. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries seeking to build novel molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates, especially those requiring spirocyclic frameworks.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with unique modes of action.
• Material Science Precursor: Serves as a monomer or cross-linking agent in the development of specialty polymers and advanced organic materials.
• Organic Synthesis Reagent: Employed in academic and industrial laboratories for constructing complex, three-dimensional molecular scaffolds in total synthesis projects.
• Flavor & Fragrance Chemistry: Potential intermediate for creating novel synthetic aroma compounds with complex olfactory profiles.

Basic Information

Product Name	Spiro[3.4]Oct-2-En-1-One, 3-Ethoxy- (9Ci)
CAS No.	38425-45-5
Molecular Formula	C10H14O2
Molecular Weight	166.22 g/mol
Synonyms	3-Ethoxyspiro[3.4]oct-2-en-1-one; 3-Ethoxy-1-oxaspiro[2.4]hept-2-ene-4-one; 38425-45-5; Spiro[3.4]oct-2-ene-1-one, 3-ethoxy-; Ethyl 1-oxaspiro[2.4]hept-2-ene-4-one ether
EINECS	Contact for details

Quality Control

Our Spiro[3.4]Oct-2-En-1-One, 3-Ethoxy- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. Due to its organic and potentially light-sensitive nature, prolonged exposure to elevated temperatures or direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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