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Bis(trimethylsilyl) phosphite

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Origin: China

Cas No: 3663-52-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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

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CAS No.: 3663-52-3 Formula: C6H19O3PSi2 Molecular Weight: 226.35800

Basic Info

Chemical Name	Bis(trimethylsilyl) phosphite
Synonyms	Bis(trimethylsilyl) hydrogen phosphite; Silanol,trimethyl-,phosphonate (6CI,7CI); Phosphonic acid,bis(trimethylsilyl) ester; (Me3SiO)2P(O)H; (Me2SiO)2P(=O)H; Silanol,trimethyl-,phosphonate (2:1)(8CI); HP(O)(OSiMe3)2; bis-(trimethylsilyl) phosphite; bis-(trimethylsilyl) phosphonate;
CAS No.	3663-52-3
Molecular Formula	C6H19O3PSi2
Molecular Weight	226.35800
PSA	52.28000
LogP	2.90860

Properties

Density	0.968 g/mL at 20ºC
Boiling Point	77-79ºC at 760 mmHg
Refractive Index	1.412

Safety Info

Safety Statements	S26-S36/37/39
HS Code	2931900090
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

bis(trimethylsilyloxy)phosphane+Allyltrimethylsilane→Bis(trimethylsilyl) phosphite+Tris(trimethylsilyl) phosphate
chlorotrimethylsilane→Bis(trimethylsilyl) phosphite+tris(trimethylsilyl) phosphite
chlorotrimethylsilane→Bis(trimethylsilyl) phosphite

Precursor

phosphonic acid
phosphorous acid
Triethylsilane
hexamethyldisiloxane

Downstream Product

[(phenylmethyl)imino]bis(methylene)]bisphosphonic acid
[(isopropylimino)dimethylene]bisphosphonic acid
bis(chloromethyl)phosphoryloxy-trimethylsilane
tris(trimethylsilyl) phosphite

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