Description

Spiro[Isobenzofuran-1(3H),2-[1,3]Oxathiolane], 5-Methyl-, (1R,5S)- (9Ci) is a high-purity, stereochemically defined spirocyclic compound of significant interest in advanced organic synthesis. This compound serves as a valuable chiral building block and synthetic intermediate for the development of complex molecules. It is primarily utilized by research and development teams in the pharmaceutical and agrochemical industries, where precise molecular architecture is critical for creating novel active ingredients.

Application

• Pharmaceutical Intermediate: Key chiral precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective therapeutics.
• Agrochemical Research: Used as a sophisticated scaffold for developing new pesticides and herbicides with enhanced efficacy and selectivity.
• Asymmetric Catalysis: Employed as a ligand or a core structure in the design of chiral catalysts for stereoselective transformations.
• Material Science: Potential monomer or additive for creating specialty polymers with unique optical or electronic properties.
• Academic & Contract Research: Serves as a critical reagent in methodological studies and complex total synthesis projects within university and CRO laboratories.

Basic Information

Product Name	Spiro[Isobenzofuran-1(3H),2-[1,3]Oxathiolane], 5-Methyl-, (1R,5S)- (9Ci)
CAS No.	807366-12-7
Molecular Formula	C11H10O2S
Molecular Weight	206.26 g/mol
Synonyms	(1R,5S)-5-Methylspiro[isobenzofuran-1(3H),2'-[1,3]oxathiolane]; 5-Methylspiro[isobenzofuran-1(3H),2'-[1,3]oxathiolane], (1R,5S)-; (1R,5S)-5-Methyl-1,3-dihydro-2-benzofuran-1-spiro-2'-(1',3'-oxathiolane); Spiro[1,3-dihydro-2-benzofuran-1,2'-[1,3]oxathiolane], 5-methyl-, (1R,5S)-; (R,S)-5-Methylspiro[isobenzofuran-1(3H),2'-[1,3]oxathiolane]; 807366-12-7; (1R-cis)-5-Methylspiro[3H-2,1-benzoxathiole-3,1'-(3'H)-isobenzofuran]
EINECS	Contact for details

Quality Control

Our production of Spiro[Isobenzofuran-1(3H),2-[1,3]Oxathiolane], 5-Methyl-, (1R,5S)- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high chiral purity. Each lot is characterized using advanced analytical techniques including HPLC, GC, and NMR to confirm identity, purity, and enantiomeric excess. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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