Home > Organophosphorus Compounds> 2-[(4,5-dimethyl-2-oxo-1,3,2λ5-dioxaphosphol-2-yl)oxy]-4,5-dimethyl-1,3,2λ5-dioxaphosphole 2-oxide

2-[(4,5-dimethyl-2-oxo-1,3,2λ5-dioxaphosphol-2-yl)oxy]-4,5-dimethyl-1,3,2λ5-dioxaphosphole 2-oxide

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Origin: China

Cas No: 55894-94-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

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

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Products Specification
Product Description

Property

CAS No.: 55894-94-5 Formula: C8H12O7P2 Molecular Weight: 282.12400

Basic Info

Chemical Name	2-[(4,5-dimethyl-2-oxo-1,3,2λ<sup>5</sup>-dioxaphosphol-2-yl)oxy]-4,5-dimethyl-1,3,2λ<sup>5</sup>-dioxaphosphole 2-oxide
Synonyms	Bis<2-butene-2,3-diyl> pyrophosphate; Acetoinenediolcyclopyrophosphate; Bis<1,2-dimethylethenylene>pyrophosphate;
CAS No.	55894-94-5
Molecular Formula	C8H12O7P2
Molecular Weight	282.12400
PSA	99.91000
LogP	3.81560

Properties

Density	1.46g/cm3
Boiling Point	308ºC at 760mmHg
Flash Point	153.9ºC
Refractive Index	1.493

Synthesis Route

N-Methylpyridinium 1,2-dimethylethenylene phosphate→2-[(4,5-dimethyl-2-oxo-1,3,2λ5-dioxaphosphol-2-yl)oxy]-4,5-dimethyl-1,3,2λ5-dioxaphosphole 2-oxide+2-chloro-4,5-dimethyl-1,3,2λ5-dioxaphosphole 2-oxide
N-Methylpyridinium 1,2-dimethylethenylene phosphate→2-[(4,5-dimethyl-2-oxo-1,3,2λ5-dioxaphosphol-2-yl)oxy]-4,5-dimethyl-1,3,2λ5-dioxaphosphole 2-oxide
2,3-bis(trimethylsiloxy)-2-butene→2-[(4,5-dimethyl-2-oxo-1,3,2λ5-dioxaphosphol-2-yl)oxy]-4,5-dimethyl-1,3,2λ5-dioxaphosphole 2-oxide

Precursor

2-imidazol-1-yl-4,5-dimethyl-1,3,2λ5-dioxaphosphole 2-oxide
N-Methylpyridinium 1,2-dimethylethenylene phosphate
2,3-bis(trimethylsiloxy)-2-butene
4,5-dimethyl-2-hydroxy-2-oxo-2H-1,3,2-dioxaphospholene

Downstream Product

4,5-dimethyl-2-(2-methylpropoxy)-1,3,2λ5-dioxaphosphole 2-oxide
cyclopentyl 2-methylpropyl 3-oxobutan-2-yl phosphate
2-chloro-4,5-dimethyl-1,3,2λ5-dioxaphosphole 2-oxide
2-methoxy-4,5-dimethyl-1,3,2λ5-dioxaphosphole 2-oxide

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