Description

2-[(1E,2E)-2-Buten-1-Ylidene]-1,3,3-Trimethyl-7-Oxabicyclo[2.2.1]Heptane is a high-purity, specialized fragrance intermediate and chemical building block. This compound is valued for its unique bicyclic structure, which imparts specific olfactory characteristics and chemical reactivity. It is primarily sought by manufacturers in the flavors and fragrances (F&F) industry, as well as by research and development chemists working on fine chemical synthesis.

Application

• Fragrance Ingredient: Used as a key intermediate in the synthesis of complex aroma chemicals for perfumes, personal care products, and air fresheners.
• Flavor Modifier: Employed in the creation of sophisticated flavor profiles for high-end food and beverage applications.
• Chemical Synthesis: Serves as a versatile building block in organic synthesis, particularly for constructing complex, oxygen-containing bicyclic frameworks.
• Research & Development: Utilized in academic and industrial R&D for studying structure-odor relationships and developing novel synthetic methodologies.
• Specialty Chemicals: A precursor for the production of other specialty chemicals used in agrochemicals or pharmaceuticals.

Basic Information

Product Name	2-[(1E,2E)-2-Buten-1-Ylidene]-1,3,3-Trimethyl-7-Oxabicyclo[2.2.1]Heptane
CAS No.	70429-52-6
Molecular Formula	C13H20O
Molecular Weight	192.30 g/mol
Synonyms	7-Oxabicyclo[2.2.1]heptane, 2-[(1E,2E)-2-buten-1-ylidene]-1,3,3-trimethyl-; 2-[(1E,2E)-2-Butenylidene]-1,3,3-trimethyl-7-oxabicyclo[2.2.1]heptane; 1,3,3-Trimethyl-2-[(1E,2E)-2-buten-1-ylidene]-7-oxabicyclo[2.2.1]heptane; (1E,2E)-2-Buten-1-ylidene-1,3,3-trimethyl-7-oxabicyclo[2.2.1]heptane; Fragrance intermediate 70429-52-6; Bicyclic ether fragrance chemical.
EINECS	Contact for details

Quality Control

Our 2-[(1E,2E)-2-Buten-1-Ylidene]-1,3,3-Trimethyl-7-Oxabicyclo[2.2.1]Heptane is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including GC and GC-MS, to ensure high purity, consistent isomeric composition, and olfactory profile. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Purity (GC)	≥ 97.0%
Isomeric Purity (GC)	≥ 95.0% (E,E-isomer)
Refractive Index (20°C)	1.485 - 1.495
Specific Gravity (20°C)	0.950 - 0.970

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