1,5-anhydro-2,3,4,6-tetra-O-benzyl-1,2-C-(dibromomethylene)-α-D-glycero-D-galacto-hexitol

Base Information

Chemical Name:1,5-anhydro-2,3,4,6-tetra-O-benzyl-1,2-C-(dibromomethylene)-α-D-glycero-D-galacto-hexitol
CAS No.:946416-32-6
Molecular Formula:C₃₅H₃₄Br₂O₅
Molecular Weight:694.46
Hs Code.:

Synonyms:1,5-anhydro-2,3,4,6-tetra-O-benzyl-1,2-C-(dibromomethylene)-α-D-glycero-D-galacto-hexitol

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Chemical Property of 1,5-anhydro-2,3,4,6-tetra-O-benzyl-1,2-C-(dibromomethylene)-α-D-glycero-D-galacto-hexitol

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Technology Process of 1,5-anhydro-2,3,4,6-tetra-O-benzyl-1,2-C-(dibromomethylene)-α-D-glycero-D-galacto-hexitol

There total 1 articles about 1,5-anhydro-2,3,4,6-tetra-O-benzyl-1,2-C-(dibromomethylene)-α-D-glycero-D-galacto-hexitol 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: 81.0%

: 4132-26-7
2,3,4,6-tetra-O-benzyl 1,5-anhydro-D-arabino-hex-1-enitol

: 75-25-2
Bromoform

: 946416-32-6
1,5-anhydro-2,3,4,6-tetra-O-benzyl-1,2-C-(dibromomethylene)-α-D-glycero-D-galacto-hexitol

Guidance literature:: With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride; at 20 ℃; for 3h;
DOI:10.1021/jo070444e

Reference yield: 95.0%

: 946416-32-6
1,5-anhydro-2,3,4,6-tetra-O-benzyl-1,2-C-(dibromomethylene)-α-D-glycero-D-galacto-hexitol

: 124-41-4
sodium methylate

: 946416-33-7
methyl 2-bromo-2-deoxy-3,4,5,7-tetra-O-benzyl-α-D-arabino-hept-2-enoseptanoside

Guidance literature:: In toluene; for 8h; Reflux;
DOI:10.3762/bjoc.8.59

Reference yield:

: 946416-32-6
1,5-anhydro-2,3,4,6-tetra-O-benzyl-1,2-C-(dibromomethylene)-α-D-glycero-D-galacto-hexitol

: 946416-34-8
methyl 2-deoxy-3,4,5,7-tetra-O-benzyl-α-D-arabino-hept-2-enoseptanoside

Guidance literature:: Multi-step reaction with 2 steps

1: 94 percent / methanol; toluene / 8 h / Heating

2: 85 percent / n-BuLi / tetrahydrofuran / 4 h / -78 °C

With n-butyllithium; In tetrahydrofuran; methanol; toluene;
DOI:10.1021/jo070444e