Description

1,3-Benzoxaphosphole, 4-[2,6-Dimethoxy-3,5-Bis(1-Methylethyl)Phenyl]-3-(1,1-Dimethylethyl)-2,3-Dihydro-, (3S)- is a sophisticated chiral organophosphorus compound of significant interest in advanced synthetic chemistry. This molecule matters as a specialized ligand or building block, offering unique steric and electronic properties to direct stereoselective transformations. It is primarily needed by research and development teams in the pharmaceutical and agrochemical industries for the development of novel active ingredients and catalytic processes.

Application

• As a chiral ligand in asymmetric catalysis for pharmaceutical intermediate synthesis.
• As a key synthetic building block for novel organophosphorus-based active pharmaceutical ingredients (APIs).
• In agrochemical research for the development of new herbicides or insecticides with specific stereochemistry.
• For academic and industrial R&D exploring new reaction methodologies involving phosphorus heterocycles.
• As a precursor for more complex functionalized phosphine or phosphine-oxide ligands.
• In material science research for creating novel phosphorus-containing polymers or functional materials.

Basic Information

Product Name	1,3-Benzoxaphosphole, 4-[2,6-Dimethoxy-3,5-Bis(1-Methylethyl)Phenyl]-3-(1,1-Dimethylethyl)-2,3-Dihydro-, (3S)-
CAS No.	2444702-33-2
Molecular Formula	C26H35O3P
Molecular Weight	426.53 g/mol
Synonyms	(3S)-3-tert-Butyl-4-(2,6-dimethoxy-3,5-diisopropylphenyl)-2,3-dihydro-1,3-benzoxaphosphole; (S)-3-(tert-Butyl)-4-(2,6-dimethoxy-3,5-diisopropylphenyl)-2,3-dihydrobenzo[d][1,3]oxaphosphole; Chiral Dihydrobenzoxaphosphole Ligand; Asymmetric Phosphorus Heterocycle; 1,3-Benzoxaphosphole derivative; (S)-configured Benzoxaphosphole; Organophosphorus Ligand Precursor
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Every batch is characterized using advanced analytical techniques to confirm identity, chiral purity, and chemical purity. Certificates of Analysis (COA) detailing specific results for chiral HPLC, NMR, and other relevant tests are available upon request, supporting your R&D and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is likely moisture-sensitive; handle and store under an inert atmosphere such as nitrogen or argon for long-term stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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