Description

Spiro[3.5]Nonan-1-One, 5-Methyl-, trans- is a high-purity, specialized spirocyclic ketone building block valued for its unique three-dimensional structure and stereochemical integrity. This compound is essential for advanced organic synthesis, particularly in the development of complex molecules where its rigid, fused ring system introduces specific conformational constraints. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical industries for use in medicinal chemistry, process development, and the creation of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Research: Used as a building block for developing new pesticides and herbicides with enhanced efficacy and selectivity.
• Material Science: Serves as a precursor for specialty polymers, liquid crystals, or organic electronic materials requiring specific spatial geometry.
• Asymmetric Catalysis: Employed as a ligand precursor or a chiral auxiliary in stereoselective synthesis to control reaction outcomes.
• Flavor & Fragrance Chemistry: Potential intermediate for synthesizing complex musk or amber odorants with unique olfactory profiles.
• Academic & Contract Research: A valuable tool for methodological studies in organic chemistry and for exploring new synthetic routes to spirocyclic compounds.

Basic Information

Product Name	Spiro[3.5]Nonan-1-One, 5-Methyl-, trans-
CAS No.	65147-56-0
Molecular Formula	C10H16O
Molecular Weight	152.23 g/mol
Synonyms	trans-5-Methylspiro[3.5]nonan-1-one; 5-Methylspiro[3.5]nonan-1-one, trans-; Spiro[3.5]nonan-1-one, 5-methyl-, (5R)-rel-; 1-Oxaspiro[2.5]octane, 5-methyl- (related bicyclic form); Spirocyclic C10 ketone
EINECS	Contact for details

Quality Control

Our Spiro[3.5]Nonan-1-One, 5-Methyl-, trans- is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity suitable for research and development applications. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing key parameters such as purity, enantiomeric excess (where applicable), and impurity profiles. Our quality system is designed to support cGMP and ISO standards for traceability and documentation.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Specific Rotation	Contact for details

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