Methyl 4,6-O-Benzylidene-3-deoxy-3-C-methyl-3,2-C-(3'-oxobutan-1'-yl-4'-ylidene)-α-D-arabino-hexopyranoside

Base Information

Chemical Name:Methyl 4,6-O-Benzylidene-3-deoxy-3-C-methyl-3,2-C-(3'-oxobutan-1'-yl-4'-ylidene)-α-D-arabino-hexopyranoside
CAS No.:109001-58-3
Molecular Formula:C₁₉H₂₂O₅
Molecular Weight:330.381
Hs Code.:

Synonyms:Methyl 4,6-O-Benzylidene-3-deoxy-3-C-methyl-3,2-C-(3'-oxobutan-1'-yl-4'-ylidene)-α-D-arabino-hexopyranoside

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Chemical Property of Methyl 4,6-O-Benzylidene-3-deoxy-3-C-methyl-3,2-C-(3'-oxobutan-1'-yl-4'-ylidene)-α-D-arabino-hexopyranoside

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Technology Process of Methyl 4,6-O-Benzylidene-3-deoxy-3-C-methyl-3,2-C-(3'-oxobutan-1'-yl-4'-ylidene)-α-D-arabino-hexopyranoside

There total 3 articles about Methyl 4,6-O-Benzylidene-3-deoxy-3-C-methyl-3,2-C-(3'-oxobutan-1'-yl-4'-ylidene)-α-D-arabino-hexopyranoside which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 58.0%

: 135056-64-3
(4aS,4bS,6R,8aR,10S,10aS)-10-Methoxy-2,4a-dimethyl-6-phenyl-3-trimethylsilanyl-4a,4b,8,8a-tetrahydro-4H-1,5,7,9-tetraoxa-phenanthren-10a-ol

: 109001-58-3
Methyl 4,6-O-Benzylidene-3-deoxy-3-C-methyl-3,2-C-(3'-oxobutan-1'-yl-4'-ylidene)-α-D-arabino-hexopyranoside

Guidance literature:: With methanol; potassium hydroxide; at 80 ℃; for 6h;

Reference yield:

: 109001-55-0
methyl 4,6-O-benzylidene-3-deoxy-3-C-methyl-α-D-arabino-hexopyranoside-2-ulose

: 109001-58-3
Methyl 4,6-O-Benzylidene-3-deoxy-3-C-methyl-3,2-C-(3'-oxobutan-1'-yl-4'-ylidene)-α-D-arabino-hexopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 1) lithium 2,2,6,6-tetramethylpiperidide / 1) diethyl ether, 0 deg C, 1 h, 2) a) -78 deg C to room temp. b) room temp., 1 h

2: 58 percent / aq. KOH/methanol / 6 h / 80 °C

With methanol; potassium hydroxide; 2,2,6,6-tetramethylpiperidinyl-lithium;

Reference yield:

: 43209-86-5
3-trimethylsilyl-3-buten-2-one

: 109001-55-0
methyl 4,6-O-benzylidene-3-deoxy-3-C-methyl-α-D-arabino-hexopyranoside-2-ulose

: 109001-58-3
Methyl 4,6-O-Benzylidene-3-deoxy-3-C-methyl-3,2-C-(3'-oxobutan-1'-yl-4'-ylidene)-α-D-arabino-hexopyranoside

Guidance literature:: With methanol; potassium hydroxide; 2,2,6,6-tetramethylpiperidinyl-lithium; multistep reaction, Robinson annulation of an enolate derived from methyl 4,6-O-benzylidene-3-deoxy-3-C-methyl-α-D-arabino-hexopyranosid-2-ulose;