(2R,3S,4S,5R,6R,7R)-3,4,5,6-Tetrakis-benzyloxy-2,7,8-trihydroxy-octanal

Base Information

Chemical Name:(2R,3S,4S,5R,6R,7R)-3,4,5,6-Tetrakis-benzyloxy-2,7,8-trihydroxy-octanal
CAS No.:118377-25-6
Molecular Formula:C₃₆H₄₀O₈
Molecular Weight:600.709
Hs Code.:

Synonyms:

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Chemical Property of (2R,3S,4S,5R,6R,7R)-3,4,5,6-Tetrakis-benzyloxy-2,7,8-trihydroxy-octanal

Chemical Property:

Purity/Quality:

Safty Information:

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Useful:

Technology Process of (2R,3S,4S,5R,6R,7R)-3,4,5,6-Tetrakis-benzyloxy-2,7,8-trihydroxy-octanal

There total 32 articles about (2R,3S,4S,5R,6R,7R)-3,4,5,6-Tetrakis-benzyloxy-2,7,8-trihydroxy-octanal 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:

: (2R,3R,4R,5S,7R)-3,4,5,6-Tetrakis-benzyloxy-7-(3-methyl-thiazolidin-2-yl)-heptane-1,2,7-triol

: 118377-25-6
(2R,4S,5R,6R,7R)-3,4,5,6-Tetrakis-benzyloxy-2,7,8-trihydroxy-octanal

Guidance literature:: With water; mercury dichloride; In acetonitrile; for 0.25h; Ambient temperature;
DOI:10.1021/jo00264a035

Reference yield:

: 100-39-0
benzyl bromide

: 118377-25-6
(2R,4S,5R,6R,7R)-3,4,5,6-Tetrakis-benzyloxy-2,7,8-trihydroxy-octanal

Guidance literature:: Multi-step reaction with 24 steps

1: 1.) 50percent NaH, 2.) tetra-n-butylammonium iodide / 1.) reflux, 20 min, 2.) room temp., overnight

2: 94 percent / acetonitrile / 7 h / Heating

3: 70 percent / NaBH₄ / methanol / 0.5 h / -10 °C

4: 86 percent / H₂O, HgCl₂ / acetonitrile / 0.25 h / Ambient temperature

5: CH₂Cl₂ / 12 h / Ambient temperature

6: tetra-n-butylammonium fluoride / tetrahydrofuran / 2 h

7: 1.) NaH, 2.) tetra-n-butylammonium iodide / 1.) THF, reflux, 20 min, 2.) room temp., overnight

8: 2.) NaBH₄ / 1.) CH₃CN, reflux, 2.) CH₃OH, -10 deg C, 30 min

9: H₂O, HgCl₂ / acetonitrile / 0.25 h / Ambient temperature

10: CH₂Cl₂ / 12 h / Ambient temperature

11: tetra-n-butylammonium fluoride / tetrahydrofuran / 2 h

12: 1.) NaH, 2.) tetra-n-butylammonium iodide / 1.) THF, reflux, 20 min, 2.) room temp., overnight

13: 2.) NaBH₄ / 1.) CH₃CN, reflux, 2.) CH₃OH, -10 deg C, 30 min

14: H₂O, HgCl₂ / acetonitrile / 0.25 h / Ambient temperature

15: CH₂Cl₂ / 12 h / Ambient temperature

16: tetra-n-butylammonium fluoride / tetrahydrofuran / 2 h

17: 1.) NaBH₄, 2.) tetra-n-butylammonium iodide / 1.) THF, reflux, 20 min, 2.) room temp., overnight

18: 2.) NaBH₄ / 1.) CH₃CN, reflux, 2.) CH₃OH, -10 deg C, 30 min

19: H₂O, HgCl₂ / acetonitrile / 0.25 h / Ambient temperature

20: CH₂Cl₂ / 12 h / Ambient temperature

21: tetra-n-butylammonium fluoride / tetrahydrofuran / 2 h

22: aq. 90percent CF₃COOH / 0.25 h / Ambient temperature

23: 2.) NaBH₄ / 1.) CH₃CN, reflux, 2.) CH₃OH, RT, 30 min

24: H₂O, HgCl₂ / acetonitrile / 0.25 h / Ambient temperature

With sodium tetrahydroborate; tetrabutyl ammonium fluoride; water; tetra-(n-butyl)ammonium iodide; sodium hydride; trifluoroacetic acid; mercury dichloride; In tetrahydrofuran; methanol; dichloromethane; acetonitrile;
DOI:10.1021/jo00264a035

Reference yield:

: 103795-12-6
(R)-2-(benzyloxy)-2-[(R)-2,2-dimethyl-1,3-dioxolan-4-yl]acetaldehyde

: 118377-25-6
(2R,4S,5R,6R,7R)-3,4,5,6-Tetrakis-benzyloxy-2,7,8-trihydroxy-octanal

Guidance literature:: Multi-step reaction with 20 steps

1: CH₂Cl₂ / 12 h / Ambient temperature

2: tetra-n-butylammonium fluoride / tetrahydrofuran / 2 h

3: 1.) NaH, 2.) tetra-n-butylammonium iodide / 1.) THF, reflux, 20 min, 2.) room temp., overnight

4: 2.) NaBH₄ / 1.) CH₃CN, reflux, 2.) CH₃OH, -10 deg C, 30 min

5: H₂O, HgCl₂ / acetonitrile / 0.25 h / Ambient temperature

6: CH₂Cl₂ / 12 h / Ambient temperature

7: tetra-n-butylammonium fluoride / tetrahydrofuran / 2 h

8: 1.) NaH, 2.) tetra-n-butylammonium iodide / 1.) THF, reflux, 20 min, 2.) room temp., overnight

9: 2.) NaBH₄ / 1.) CH₃CN, reflux, 2.) CH₃OH, -10 deg C, 30 min

10: H₂O, HgCl₂ / acetonitrile / 0.25 h / Ambient temperature

11: CH₂Cl₂ / 12 h / Ambient temperature

12: tetra-n-butylammonium fluoride / tetrahydrofuran / 2 h

13: 1.) NaBH₄, 2.) tetra-n-butylammonium iodide / 1.) THF, reflux, 20 min, 2.) room temp., overnight

14: 2.) NaBH₄ / 1.) CH₃CN, reflux, 2.) CH₃OH, -10 deg C, 30 min

15: H₂O, HgCl₂ / acetonitrile / 0.25 h / Ambient temperature

16: CH₂Cl₂ / 12 h / Ambient temperature

17: tetra-n-butylammonium fluoride / tetrahydrofuran / 2 h

18: aq. 90percent CF₃COOH / 0.25 h / Ambient temperature

19: 2.) NaBH₄ / 1.) CH₃CN, reflux, 2.) CH₃OH, RT, 30 min

20: H₂O, HgCl₂ / acetonitrile / 0.25 h / Ambient temperature

With sodium tetrahydroborate; tetrabutyl ammonium fluoride; water; tetra-(n-butyl)ammonium iodide; sodium hydride; trifluoroacetic acid; mercury dichloride; In tetrahydrofuran; dichloromethane; acetonitrile;
DOI:10.1021/jo00264a035