Description

(E)-9-Cycloheptadecen-1-One CAS NO 1502-37-0 is a high-purity macrocyclic ketone, specifically a 17-membered ring compound with an internal double bond. This compound is valued for its unique musky, animalic odor profile and its role as a key synthetic intermediate in the production of complex fragrance molecules. It is primarily sought by manufacturers in the fragrance and flavor industry, as well as by research institutions and fine chemical producers developing novel organic compounds and specialty materials.

Application

• Fragrance Industry: A prized ingredient for creating sophisticated musk, amber, and animalic notes in perfumes, colognes, and personal care products.
• Flavor & Food Industry: Used in trace amounts to impart complex, savory, or meaty nuances to high-end flavor formulations.
• Fine Chemical Synthesis: Serves as a crucial building block for the synthesis of other macrocyclic compounds, including musks like civetone analogs.
• Organic & Medicinal Chemistry Research: Utilized as a standard or intermediate in R&D for studying ring-closing metathesis and other synthetic methodologies.
• Specialty Materials: Investigated for potential applications in polymer science and material coatings due to its specific ring structure.

Basic Information

Product Name	(E)-9-Cycloheptadecen-1-One
CAS No.	1502-37-0
Molecular Formula	C₁₇H₃₀O
Molecular Weight	250.42 g/mol
Synonyms	9-Cycloheptadecen-1-one; (E)-Cycloheptadec-9-enone; Civetone (natural musk component analog); (Z)-9-Cycloheptadecen-1-one (isomer); Muscone analog; 9-Heptadecen-1-one, 9-cyclo-; Macrocyclic musk ketone; NSC 404087
EINECS	216-119-6

Quality Control

Our (E)-9-Cycloheptadecen-1-One is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing including GC, HPLC, and NMR to ensure identity, purity, and isomer specification. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support custom synthesis and can tailor purity grades (e.g., >95%, >98%, >99%) to meet specific application requirements.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid / crystalline mass
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
(E)-Isomer Content (GC)	≥ 95.0%
Refractive Index (20°C)	1.480 - 1.490
Specific Gravity (20/20°C)	0.910 - 0.930

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