Description

5-ethyl-5-[[(5-ethyl-2-methyl-2-oxo-1,3-dioxa-2$l^{5}-phosphacyclohex-5-yl)methoxy-methyl-phosphoryl]oxymethyl]-2-methyl-1,3-dioxa-2$l^{5}-phosphacyclohexane 2-oxide is a specialized organophosphorus compound characterized by its unique bicyclic structure. This chemical is valued as a key intermediate or functional additive in advanced material synthesis, where its phosphorus-containing framework imparts specific properties. It is primarily needed by R&D and production teams in the pharmaceutical, agrochemical, and specialty polymer industries for developing novel active ingredients and performance materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those targeting neurological or metabolic pathways.
• Agrochemical Synthesis: Serves as a building block for advanced pesticides, herbicides, or plant growth regulators.
• Ligand and Catalyst Precursor: Employed in coordination chemistry to create catalysts for organic transformations.
• Flame Retardant Synergist: Acts as a component in flame-retardant formulations for plastics and textiles.
• Specialty Polymer Modifier: Incorporated into polymer chains to enhance thermal stability, adhesion, or other material properties.
• Research & Development: A critical reagent for academic and industrial research in organophosphorus chemistry and medicinal chemistry.

Basic Information

Product Name	5-ethyl-5-[[(5-ethyl-2-methyl-2-oxo-1,3-dioxa-2$l^{5}-phosphacyclohex-5-yl)methoxy-methyl-phosphoryl]oxymethyl]-2-methyl-1,3-dioxa-2$l^{5}-phosphacyclohexane 2-oxide
CAS No.	79348-94-0
Molecular Formula	C17H33O10P2
Molecular Weight	474.38 g/mol
Synonyms	Bis(5-ethyl-2-methyl-1,3,2-dioxaphosphorinane 2-oxide) methylphosphonate; 2,2'-[Methylphosphonobis(oxy)]bis[5-ethyl-2-methyl-1,3,2-dioxaphosphorinane 2-oxide]; Phosphonic acid, P,P'-[methylenebis(oxy-5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphorinane-5,2-diyl)] P,P'-dimethyl ester; Cyclic methylenebisphosphonate derivative.
EINECS	Contact for details

Quality Control

Our production of this high-purity organophosphorus intermediate adheres to strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity verification and spectroscopic identification (NMR, IR), to ensure consistency and meet precise customer specifications. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality parameters.

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). This compound is moisture-sensitive; keep the container tightly sealed under an inert atmosphere such as nitrogen or argon to prevent degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.