Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester

Name: Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester
Brand: Zhengzhou Whchem

CAS：136455-49-7 | Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester | Whchem

CAS: 136455-49-7

Other Names

Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester;Octaethyl [Benzene-1,2,4,5-tetrayltetrakis(methylene)]tetrakis(phosphonate);[1,2,4,5-Benzenetetrayltetrakis(methylene)]tetrakisphosphonic Acid Octaethyl Ester;1,2,4,5-Tetrakis(diethoxyphosphinylmethyl)benzene;Octaethyl 1,2,4,5-Tetrakis(phosphonomethyl)benzene;2,4,5-tris(diethoxy-phosphorylmethyl)benzyl]phosphonic acid diethyl ester;P,P,P′,P′,P′′,P′′,P′′′,P′′′-Octaethyl P,P′,P′′,P′′′-[1,2,4,5-benzenetetrayltetra…;Phenyl-1,2,4,5-tetrakis (methylene)] tetrakis (phosphonic acid) octaethyl ester

Structure - Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester

Molecular Formula

Purity

>98%

Molecular Weight

678.57 g/mol

EINECS

Structure Available Verified Product

English Name	Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester
English Synonyms	Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester;Octaethyl [Benzene-1,2,4,5-tetrayltetrakis(methylene)]tetrakis(phosphonate);[1,2,4,5-Benzenetetrayltetrakis(methylene)]tetrakisphosphonic Acid Octaethyl Ester;1,2,4,5-Tetrakis(diethoxyphosphinylmethyl)benzene;Octaethyl 1,2,4,5-Tetrakis(phosphonomethyl)benzene;2,4,5-tris(diethoxy-phosphorylmethyl)benzyl]phosphonic acid diethyl ester;P,P,P′,P′,P′′,P′′,P′′′,P′′′-Octaethyl P,P′,P′′,P′′′-[1,2,4,5-benzenetetrayltetra…;Phenyl-1,2,4,5-tetrakis (methylene)] tetrakis (phosphonic acid) octaethyl ester
CAS Number	136455-49-7
Molecular Formula	C26H50O12P4
Molecular Weight	678.57 g/mol
EINECS Number
Related Categories
Mol File	Download MOL File
Structure Image

Property	Value
Boiling point	730.0±60.0 °C (Predicted)
Density	1.198±0.06 g/cm³ (Predicted)

Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester (CAS 136455-49-7) is an organophosphorus compound and phosphine-based material used in cross-coupling catalysis, ligand synthesis, flame retardants and electronic chemicals.

Zhengzhou Whchem supplies Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester with >98% purity, supporting both laboratory research and industrial production.

Category	Description (English Translation)
Uses & Synthesis Methods Octaethyl [benzene-1,2,4,5-tetrayltetrakis(methylene)]tetrakis(phosphonate)	Uses & Synthesis Methods Uses: Octaethyl [benzene-1,2,4,5-tetrayltetrakis(methylene)]tetrakis(phosphonate) is a tetraphosphonate ester compound. It is commonly used as a precursor for the synthesis of phosphonic acid derivatives and as a building block in the preparation of metal-organic frameworks (MOFs), coordination polymers, and other functional materials. It also serves as an intermediate in the synthesis of various bioactive molecules, flame retardants, and chelating agents. Synthesis Methods: The compound can be synthesized by the Arbuzov reaction of 1,2,4,5-tetrakis(bromomethyl)benzene with triethyl phosphite. Typically, 1,2,4,5-tetrakis(bromomethyl)benzene is dissolved in an inert solvent such as toluene or xylene, and triethyl phosphite is added. The reaction mixture is heated under reflux for several hours until the reaction is complete. The resulting product is isolated by removal of the solvent and purified by distillation or column chromatography to afford the desired tetraphosphonate ester as a colorless to pale yellow oil. Due to its high boiling point and stability, it can be stored under ambient conditions.

Category

Description (English Translation)

Uses & Synthesis Methods

Octaethyl [benzene-1,2,4,5-tetrayltetrakis(methylene)]tetrakis(phosphonate)

Uses & Synthesis Methods

Uses: Octaethyl [benzene-1,2,4,5-tetrayltetrakis(methylene)]tetrakis(phosphonate) is a tetraphosphonate ester compound. It is commonly used as a precursor for the synthesis of phosphonic acid derivatives and as a building block in the preparation of metal-organic frameworks (MOFs), coordination polymers, and other functional materials. It also serves as an intermediate in the synthesis of various bioactive molecules, flame retardants, and chelating agents.

Synthesis Methods: The compound can be synthesized by the Arbuzov reaction of 1,2,4,5-tetrakis(bromomethyl)benzene with triethyl phosphite. Typically, 1,2,4,5-tetrakis(bromomethyl)benzene is dissolved in an inert solvent such as toluene or xylene, and triethyl phosphite is added. The reaction mixture is heated under reflux for several hours until the reaction is complete. The resulting product is isolated by removal of the solvent and purified by distillation or column chromatography to afford the desired tetraphosphonate ester as a colorless to pale yellow oil. Due to its high boiling point and stability, it can be stored under ambient conditions.

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Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester

CAS：136455-49-7 | Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester | Whchem

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Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester

CAS：136455-49-7 | Phosphonic acid, P,P',P'',P'''-[1,2,4,5-benzenetetrayltetrakis(methylene)]tetrakis-, P,P,P',P',P'',P'',P''',P'''-octaethyl ester | Whchem

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PENTAMETHYLENEBIS(TRIPHENYLPHOSPHONIUM BROMIDE)

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