Home > Organosilicon Compounds> (2ξ)-2,6-Anhydro-3-O-benzyl-5-deoxy-1,4-bis-O-[dimethyl(2-methyl- 2-propanyl)silyl]-3,4-di-C-methyl-D-threo-hex-5-enitol

(2ξ)-2,6-Anhydro-3-O-benzyl-5-deoxy-1,4-bis-O-[dimethyl(2-methyl- 2-propanyl)silyl]-3,4-di-C-methyl-D-threo-hex-5-enitol

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Origin: China

Cas No: 111830-58-1

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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CAS No.: 111830-58-1 Formula: C27H48O4Si2 Molecular Weight: 492.83900

Basic Info

Chemical Name	(2ξ)-2,6-Anhydro-3-O-benzyl-5-deoxy-1,4-bis-O-[dimethyl(2-methyl- 2-propanyl)silyl]-3,4-di-C-methyl-D-threo-hex-5-enitol
Synonyms	4-o-aminobenzylidene-3-methyl-1H-pyrazolin-5-one; 4-O-Benzoyl-2,3,5-tri-O-benzyl-D-arabinose-diaethyldithioacetal;
CAS No.	111830-58-1
Molecular Formula	C27H48O4Si2
Molecular Weight	492.83900
PSA	36.92000
LogP	7.67670

Synthesis Route

benzyl bromide+(2R,3R,4R)-4-[tert-butyl(dimethyl)silyl]oxy-2-[[tert-butyl(dimethyl)silyl]oxymethyl]-3,4-dihydro-2H-pyran-3-ol→(2ξ)-2,6-Anhydro-3-O-benzyl-5-deoxy-1,4-bis-O-[dimethyl(2-methyl- 2-propanyl)silyl]-3,4-di-C-methyl-D-threo-hex-5-enitol
benzyl bromide+(2R,3R,4R)-4-[tert-butyl(dimethyl)silyl]oxy-2-[[tert-butyl(dimethyl)silyl]oxymethyl]-3,4-dihydro-2H-pyran-3-ol→(2ξ)-2,6-Anhydro-3-O-benzyl-5-deoxy-1,4-bis-O-[dimethyl(2-methyl- 2-propanyl)silyl]-3,4-di-C-methyl-D-threo-hex-5-enitol+4-O-benzyl-6-O-tert-butyldimethylsilyl-D-(-)-glucal
(2R,3S,4R)-2-(hydroxymethyl)-3,4-dihydro-2H-pyran-3,4-diol→(2ξ)-2,6-Anhydro-3-O-benzyl-5-deoxy-1,4-bis-O-[dimethyl(2-methyl- 2-propanyl)silyl]-3,4-di-C-methyl-D-threo-hex-5-enitol

Precursor

(2R,3S,4R)-2-(hydroxymethyl)-3,4-dihydro-2H-pyran-3,4-diol
tert-Butyldimethylsilyl Trifluoromethanesulfonate
(2R,3R,4R)-4-[tert-butyl(dimethyl)silyl]oxy-2-[[tert-butyl(dimethyl)silyl]oxymethyl]-3,4-dihydro-2H-pyran-3-ol
benzyl bromide

Downstream Product

(2R,3S,4R)-2-(hydroxymethyl)-3-phenylmethoxy-3,4-dihydro-2H-pyran-4-ol

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