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dibenzylphosphorylmethylbenzene

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Origin: China

Cas No: 4538-55-0

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 4538-55-0 Formula: C21H21OP Molecular Weight: 320.36500

Basic Info

Chemical Name	dibenzylphosphorylmethylbenzene
Synonyms	tribenzylphosphane oxide; Tribenzyl-phosphinoxid; tribenzylphosphinoxide; Tribenzylphosphinoxyd; Phosphine oxide,tribenzyl; tribenzyl-phosphine oxide;
CAS No.	4538-55-0
Molecular Formula	C21H21OP
Molecular Weight	320.36500
PSA	26.88000
LogP	5.95010

Properties

Density	1.126g/cm3
Boiling Point	546.1ºC at 760 mmHg
Flash Point	284.1ºC
Refractive Index	1.592

Safety Info

HS Code	2902909090

Synthesis Route

benzyl chloride→dibenzylphosphorylmethylbenzene+dibenzylphosphane
benzyl chloride→BENZYLPHOSPHONIC ACID+dibenzyl(oxo)phosphanium
benzaldehyde→BENZYLPHOSPHONIC ACID+bis(benzyl)phosphinic acid

Precursor

dibenzyl(oxo)phosphanium
Benzylmagnesium Bromide
Tribenzylphosphine
1-bromopropane

Downstream Product

[benzyl(phenyl)phosphoryl]methylbenzene

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