Description

(S)-2,3-Dihydro-2-(1-Methylethenyl)-7H-Pyrano[2,3-G]-1,4-Benzodioxin-7-One CAS NO 16167-05-8 is a high-purity, chiral benzodioxin derivative of significant interest in advanced organic synthesis. This compound serves as a critical intermediate or building block for the development of complex molecules with specific stereochemistry. It is primarily sought after by pharmaceutical R&D teams and fine chemical manufacturers engaged in creating novel active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: A key chiral precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) or anti-inflammatory targets.
• Asymmetric Synthesis: Utilized as a building block in catalytic asymmetric reactions to construct complex, enantiomerically pure molecular architectures.
• Agrochemical Research: Serves as a starting material for developing novel, chiral active ingredients for crop protection products.
• Material Science: Investigated for the creation of specialty polymers or liquid crystals where the benzodioxin core imparts specific electronic or structural properties.
• Academic & Contract Research: Used in university and CRO laboratories for methodological studies in heterocyclic and natural product chemistry.

Basic Information

Product Name	(S)-2,3-Dihydro-2-(1-Methylethenyl)-7H-Pyrano[2,3-G]-1,4-Benzodioxin-7-One
CAS No.	16167-05-8
Molecular Formula	C14H12O4
Molecular Weight	244.24 g/mol
Synonyms	(S)-2-(Isopropenyl)-2,3-dihydro-7H-pyrano[2,3-g][1,4]benzodioxin-7-one; (S)-2,3-Dihydro-2-(1-methylethenyl)-7H-furo[2,3-f][1,4]benzodioxin-7-one; (S)-2-Isopropenyl-2,3-dihydro-7H-pyrano[2,3-g][1,4]benzodioxin-7-one; (S)-2,3-Dihydro-2-(prop-1-en-2-yl)-7H-pyrano[2,3-g][1,4]benzodioxin-7-one; (S)-Form of the benzodioxin derivative 16167-05-8
EINECS	Contact for details

Quality Control

Our production of (S)-2,3-Dihydro-2-(1-Methylethenyl)-7H-Pyrano[2,3-G]-1,4-Benzodioxin-7-One adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for chiral purity and assay, to ensure it meets exacting customer specifications. A detailed Certificate of Analysis (COA) documenting identity, purity, and chiral excess is 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 heat, sparks, and open flame. The container should be kept tightly sealed to protect the contents from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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