Description

(1S, 2S, 5R)-Neomenthyl Bromide is a high-purity, stereochemically defined chiral building block essential for advanced organic synthesis. This compound matters because its rigid neomenthyl framework and reactive bromide handle enable the precise construction of complex molecules with defined three-dimensional architecture. It is critically needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and fragrance industries for applications such as asymmetric synthesis, ligand development, and the preparation of stereochemically pure intermediates.

Application

• Chiral Auxiliary in Asymmetric Synthesis: Utilized to induce stereoselectivity in carbon-carbon bond-forming reactions.
• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) requiring specific stereochemistry.
• Ligand and Catalyst Preparation: Used to synthesize chiral phosphines, amines, and other ligands for homogeneous catalysis.
• Agrochemical Synthesis: Employed in creating stereoisomerically pure herbicides, fungicides, and pesticides.
• Fragrance and Flavor Chemistry: Acts as a starting material for synthesizing enantiomerically enriched terpenes and odorants.
• Material Science Research: A building block for chiral polymers and advanced organic materials.
• Academic and R&D Laboratories: A valuable reagent for methodological development and exploring new stereoselective transformations.

Basic Information

Product Name	(1S, 2S, 5R)-Neomenthyl Bromide
CAS No.	87161-57-7
Molecular Formula	C10H19Br
Molecular Weight	219.16 g/mol
Synonyms	(1S,2S,5R)-2-Isopropyl-5-methylcyclohexyl Bromide; (-)-Neomenthyl Bromide; (1S,2S,5R)-1-Bromo-2-isopropyl-5-methylcyclohexane; Neomenthyl Bromide; (1S,2S,5R)-Neomenthol Bromide; (1S,2S,5R)-Menthyl Bromide (isomer); trans-2-Isopropyl-5-methylcyclohexyl Bromide (specific isomer)
EINECS	Contact for details

Quality Control

Every batch of (1S, 2S, 5R)-Neomenthyl Bromide is produced and tested under strict quality management systems. We ensure high enantiomeric and chemical purity through advanced analytical techniques including chiral HPLC, GC, and NMR. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee consistency and support your regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Specific Rotation [α]	Contact for details
Water Content (KF)	≤ 0.5%

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