1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione

Base Information

Chemical Name:1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione
CAS No.:583844-09-1
Molecular Formula:C₂₇H₃₀N₂O₇
Molecular Weight:494.544
Hs Code.:

Synonyms:1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione

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Chemical Property of 1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione

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Technology Process of 1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione

There total 23 articles about 1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione 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: 67.0%

: 583844-08-0
1-(3a-benzyloxy-7a-benzyloxymethyl-3-oxo-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione

: 583844-09-1
1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione

Guidance literature:: With diisobutylaluminium hydride; In tetrahydrofuran; at -78 ℃; for 5h;
DOI:10.1021/jo051187l

Reference yield:

: 136152-95-9
(3aR,5S,6R,6aR)-6-Allyl-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxole-5-carbaldehyde

: 583844-09-1
1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione

Guidance literature:: Multi-step reaction with 14 steps

1: 2.9 g / sodium hydroxide / tetrahydrofuran; H₂O / 18 h / 20 °C

2: 65 percent / sodium hydride / dimethylformamide / 1.5 h / 20 °C

3: 93 percent / Et₃N; DMAP / CH₂Cl₂ / 19 h / 20 °C

4: NaIO₄; H₂O / OsO₄ / tetrahydrofuran; 2-methyl-propan-2-ol / 2 h / 20 °C

5: 754 mg / sodium tetrahydroborate / tetrahydrofuran; H₂O / 1 h / 0 °C

6: 98 percent / H₂SO₄; acetic acid / 6 h / 20 °C

7: 95 percent / N,O-bis(trimethylsilyl)acetamide; TMSOTf / 1,2-dichloro-ethane / 9 h / Heating

8: 87 percent / MeNH₂ / tetrahydrofuran; H₂O / 2 h / 0 °C

9: 90 percent / p-TsOH*H₂O / CH₂Cl₂ / 3 h / 0 °C

10: 87 percent / NaOH / tetrahydrofuran; methanol; H₂O / 1.5 h / 0 - 20 °C

11: 73 percent / sodium hexamethyldisilazide / tetrahydrofuran / 6 h / Heating

12: 85 percent / MeOH; p-TsOH*H₂O / tetrahydrofuran / 1 h / 0 °C

13: 97 percent / Dess-Martin periodinane / CH₂Cl₂ / 0.5 h / 20 °C

14: 67 percent / diisobutylaluminum hydride / tetrahydrofuran / 5 h / -78 °C

With methanol; dmap; sodium hydroxide; sodium tetrahydroborate; sodium periodate; N,O-bis-(trimethylsilyl)-acetamide; trimethylsilyl trifluoromethanesulfonate; sulfuric acid; water; sodium hexamethyldisilazane; sodium hydride; diisobutylaluminium hydride; Dess-Martin periodane; toluene-4-sulfonic acid; acetic acid; triethylamine; methylamine; osmium(VIII) oxide; In tetrahydrofuran; methanol; dichloromethane; water; 1,2-dichloro-ethane; N,N-dimethyl-formamide; tert-butyl alcohol; 1: aldol-Cannizzaro reaction;
DOI:10.1021/jo051187l

Reference yield:

: 583843-85-0
(R)-1-((3aR,5R,6R,6aR)-6-Allyl-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-ethane-1,2-diol

: 583844-09-1
1-((2R,3S,3aS,7aR)-3a-Benzyloxy-7a-benzyloxymethyl-3-hydroxy-hexahydro-furo[2,3-c]pyran-2-yl)-5-methyl-1H-pyrimidine-2,4-dione

Guidance literature:: Multi-step reaction with 15 steps

1: sodium periodate / tetrahydrofuran; H₂O / 0.75 h / 0 °C

2: 2.9 g / sodium hydroxide / tetrahydrofuran; H₂O / 18 h / 20 °C

3: 65 percent / sodium hydride / dimethylformamide / 1.5 h / 20 °C

4: 93 percent / Et₃N; DMAP / CH₂Cl₂ / 19 h / 20 °C

5: NaIO₄; H₂O / OsO₄ / tetrahydrofuran; 2-methyl-propan-2-ol / 2 h / 20 °C

6: 754 mg / sodium tetrahydroborate / tetrahydrofuran; H₂O / 1 h / 0 °C

7: 98 percent / H₂SO₄; acetic acid / 6 h / 20 °C

8: 95 percent / N,O-bis(trimethylsilyl)acetamide; TMSOTf / 1,2-dichloro-ethane / 9 h / Heating

9: 87 percent / MeNH₂ / tetrahydrofuran; H₂O / 2 h / 0 °C

10: 90 percent / p-TsOH*H₂O / CH₂Cl₂ / 3 h / 0 °C

11: 87 percent / NaOH / tetrahydrofuran; methanol; H₂O / 1.5 h / 0 - 20 °C

12: 73 percent / sodium hexamethyldisilazide / tetrahydrofuran / 6 h / Heating

13: 85 percent / MeOH; p-TsOH*H₂O / tetrahydrofuran / 1 h / 0 °C

14: 97 percent / Dess-Martin periodinane / CH₂Cl₂ / 0.5 h / 20 °C

15: 67 percent / diisobutylaluminum hydride / tetrahydrofuran / 5 h / -78 °C

With methanol; dmap; sodium hydroxide; sodium tetrahydroborate; sodium periodate; N,O-bis-(trimethylsilyl)-acetamide; trimethylsilyl trifluoromethanesulfonate; sulfuric acid; water; sodium hexamethyldisilazane; sodium hydride; diisobutylaluminium hydride; Dess-Martin periodane; toluene-4-sulfonic acid; acetic acid; triethylamine; methylamine; osmium(VIII) oxide; In tetrahydrofuran; methanol; dichloromethane; water; 1,2-dichloro-ethane; N,N-dimethyl-formamide; tert-butyl alcohol; 2: aldol-Cannizzaro reaction;
DOI:10.1021/jo051187l