ethyl 5,6,7-tri-O-benzyl-4,8-benzyloxycarbonylimino-2,3,4,8-tetradeoxy-D-altro-oct-2-enoate

Base Information

Chemical Name:ethyl 5,6,7-tri-O-benzyl-4,8-benzyloxycarbonylimino-2,3,4,8-tetradeoxy-D-altro-oct-2-enoate
CAS No.:115684-43-0
Molecular Formula:C₃₉H₄₁NO₇
Molecular Weight:635.757
Hs Code.:

Synonyms:ethyl 5,6,7-tri-O-benzyl-4,8-benzyloxycarbonylimino-2,3,4,8-tetradeoxy-D-altro-oct-2-enoate

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Chemical Property of ethyl 5,6,7-tri-O-benzyl-4,8-benzyloxycarbonylimino-2,3,4,8-tetradeoxy-D-altro-oct-2-enoate

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Technology Process of ethyl 5,6,7-tri-O-benzyl-4,8-benzyloxycarbonylimino-2,3,4,8-tetradeoxy-D-altro-oct-2-enoate

There total 13 articles about ethyl 5,6,7-tri-O-benzyl-4,8-benzyloxycarbonylimino-2,3,4,8-tetradeoxy-D-altro-oct-2-enoate 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: 82.0%

: 115684-46-3
3,4,5-tri-O-benzyl-2,6-benzyloxycarbonylimino-2,6-dideoxy-D-altrose

: 1099-45-2
ethyl (triphenylphosphoranylidene)acetate

: 115684-43-0
ethyl 5,6,7-tri-O-benzyl-4,8-benzyloxycarbonylimino-2,3,4,8-tetradeoxy-D-altro-oct-2-enoate

Guidance literature:: In acetonitrile;
DOI:10.1016/S0040-4039(00)96576-6

Reference yield:

: 17460-37-6
methyl 2-azido-4,6-O-benzylidene-2-deoxy-α-D-altropyranoside

: 115684-43-0
ethyl 5,6,7-tri-O-benzyl-4,8-benzyloxycarbonylimino-2,3,4,8-tetradeoxy-D-altro-oct-2-enoate

Guidance literature:: Multi-step reaction with 9 steps

1: 76 percent / 20percent acetic acid / H₂O / 1 h / 80 °C

2: 63 percent / pyridine

3: 91 percent / H₂ / 10percent Pd/C / ethanol / 2327.2 Torr

4: 4.7 g / sodium acetate / ethanol / Heating

5: sodium bicarbonate / ethanol; H₂O / 2 h

6: 77 percent / hydrochloric acid / CHCl₃ / 9 h

7: 79 percent / sodium hydride / dimethylformamide / 2 h

8: 93 percent / mercuric chloride, cadmium carbonate / acetone; H₂O / 1 h / Heating

9: 82 percent / acetonitrile / 16 h / Heating

With hydrogenchloride; cadmium(II) carbonate; hydrogen; sodium acetate; sodium hydride; sodium hydrogencarbonate; acetic acid; mercury dichloride; palladium on activated charcoal; In pyridine; ethanol; chloroform; water; N,N-dimethyl-formamide; acetone; acetonitrile;
DOI:10.1016/S0040-4020(01)89805-7

Reference yield:

: 3075-59-0
methyl-2-azido-2-deoxy-α-D-altropyranoside

: 115684-43-0
ethyl 5,6,7-tri-O-benzyl-4,8-benzyloxycarbonylimino-2,3,4,8-tetradeoxy-D-altro-oct-2-enoate

Guidance literature:: Multi-step reaction with 8 steps

1: 63 percent / pyridine

2: 91 percent / H₂ / 10percent Pd/C / ethanol / 2327.2 Torr

3: 4.7 g / sodium acetate / ethanol / Heating

4: sodium bicarbonate / ethanol; H₂O / 2 h

5: 77 percent / hydrochloric acid / CHCl₃ / 9 h

6: 79 percent / sodium hydride / dimethylformamide / 2 h

7: 93 percent / mercuric chloride, cadmium carbonate / acetone; H₂O / 1 h / Heating

8: 82 percent / acetonitrile / 16 h / Heating

With hydrogenchloride; cadmium(II) carbonate; hydrogen; sodium acetate; sodium hydride; sodium hydrogencarbonate; mercury dichloride; palladium on activated charcoal; In pyridine; ethanol; chloroform; water; N,N-dimethyl-formamide; acetone; acetonitrile;
DOI:10.1016/S0040-4020(01)89805-7