Description

(1R)-Chrysanthemolactone CAS NO 14087-70-8 is a high-purity, optically active lactone compound of significant interest in advanced organic synthesis. Its defined stereochemistry makes it a valuable chiral building block and intermediate for the production of complex molecules. This compound is essential for research and development laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors seeking to incorporate specific stereocenters into their target products.

Application

• Pharmaceutical Intermediate: Serves as a key chiral precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific stereochemical configurations.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where the biological activity is stereospecific.
• Fine Chemical Building Block: Employed in the manufacture of specialty chemicals, flavors, and fragrances that utilize lactone motifs.
• Asymmetric Catalysis Research: Acts as a standard or substrate in the development and testing of new chiral catalysts and synthetic methodologies.
• Material Science: Investigated for use in the synthesis of chiral polymers or liquid crystals with unique optical properties.

Basic Information

Product Name	(1R)-Chrysanthemolactone
CAS No.	14087-70-8
Molecular Formula	C11H16O2
Molecular Weight	180.24 g/mol
Synonyms	(3R)-3-[(1R)-4-Methyl-3-oxopent-4-en-1-yl]-4-methyloxolan-2-one; (1R,3R)-Chrysanthemolactone; (1R)-trans-Chrysanthemolactone; (+)-trans-Chrysanthemolactone; (1R,3R)-trans-Chrysanthemolactone; (1R,3R)-trans-Chrysanthemumic acid lactone; (1R,3R)-Chrysanthemumic acid lactone; (1R,3R)-Chrysanthemummonocarboxylic acid lactone
EINECS	Contact for details

Quality Control

Our (1R)-Chrysanthemolactone is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is subjected to comprehensive analytical testing, including chiral purity analysis, to confirm identity and specification compliance. Certificates of Analysis (COA) detailing all test results are provided with every shipment.

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 strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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