C₂₁H₃₁NO₇

Base Information

Chemical Name:C₂₁H₃₁NO₇
CAS No.:1332721-81-9
Molecular Formula:C₂₁H₃₁NO₇
Molecular Weight:409.48
Hs Code.:

C<sub>21</sub>H<sub>31</sub>NO<sub>7</sub>

Synonyms:C₂₁H₃₁NO₇

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Chemical Property of C₂₁H₃₁NO₇

Chemical Property:

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Technology Process of C₂₁H₃₁NO₇

There total 15 articles about C₂₁H₃₁NO₇ 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:

: 955959-57-6
C₂₀H₂₅NO₇

: 1332721-81-9
C₂₁H₃₁NO₇

Guidance literature:: Multi-step reaction with 9 steps

1.1: oxalyl dichloride / dichloromethane; N,N-dimethyl-formamide / 25 h / 20 °C / Inert atmosphere

1.2: 0.5 h / -78 °C / Inert atmosphere

2.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 45 h / 0 - 20 °C / Inert atmosphere

3.1: sodium tetrahydroborate / tetrahydrofuran; ethanol / 33 h / 0 - 20 °C / Inert atmosphere

4.1: 2,6-dimethylpyridine / dichloromethane / 6.5 h / -78 °C / Inert atmosphere

5.1: N,N,N',N'-tetramethyl-1,8-diaminonaphthalene / dichloromethane / 38 h / 0 °C / Molecular sieve; Inert atmosphere

6.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 20 °C / Inert atmosphere

7.1: Jones reagent / acetone / 0.5 h / 0 °C / Inert atmosphere

8.1: sodium chlorite; sodium dihydrogenphosphate dihydrate; 2-methyl-but-2-ene / water; tert-butyl alcohol / 5 h / 0 - 20 °C / Inert atmosphere

9.1: zirconium(IV) chloride / isopropyl alcohol / 9 h / Reflux; Inert atmosphere

With 2,6-dimethylpyridine; sodium chlorite; sodium tetrahydroborate; Jones reagent; sodium dihydrogenphosphate dihydrate; 2-methyl-but-2-ene; oxalyl dichloride; tetrabutyl ammonium fluoride; zirconium(IV) chloride; N,N,N',N'-tetramethyl-1,8-diaminonaphthalene; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; ethanol; dichloromethane; water; N,N-dimethyl-formamide; isopropyl alcohol; acetone; tert-butyl alcohol; 7.1: Jones oxidation / 8.1: Pinnick oxidation;
DOI:10.1021/ol202306d

Reference yield:

: 955959-40-7
(3R,3aS,4S,6aR)-methyl 4-((R)-3-(benzyloxy)-2-methylpropyl)-hexahydro-3a-hydroxy-1,3-dimethyl-2,6-dioxo-1H-furo[3,4-b]pyrrole-6a-carboxylate

: 1332721-81-9
C₂₁H₃₁NO₇

Guidance literature:: Multi-step reaction with 10 steps

1.1: lithium hydroxide / tetrahydrofuran / 0.5 h / 20 °C / Inert atmosphere

2.1: oxalyl dichloride / dichloromethane; N,N-dimethyl-formamide / 25 h / 20 °C / Inert atmosphere

2.2: 0.5 h / -78 °C / Inert atmosphere

3.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 45 h / 0 - 20 °C / Inert atmosphere

4.1: sodium tetrahydroborate / tetrahydrofuran; ethanol / 33 h / 0 - 20 °C / Inert atmosphere

5.1: 2,6-dimethylpyridine / dichloromethane / 6.5 h / -78 °C / Inert atmosphere

6.1: N,N,N',N'-tetramethyl-1,8-diaminonaphthalene / dichloromethane / 38 h / 0 °C / Molecular sieve; Inert atmosphere

7.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 20 °C / Inert atmosphere

8.1: Jones reagent / acetone / 0.5 h / 0 °C / Inert atmosphere

9.1: sodium chlorite; sodium dihydrogenphosphate dihydrate; 2-methyl-but-2-ene / water; tert-butyl alcohol / 5 h / 0 - 20 °C / Inert atmosphere

10.1: zirconium(IV) chloride / isopropyl alcohol / 9 h / Reflux; Inert atmosphere

With 2,6-dimethylpyridine; sodium chlorite; sodium tetrahydroborate; Jones reagent; sodium dihydrogenphosphate dihydrate; 2-methyl-but-2-ene; oxalyl dichloride; tetrabutyl ammonium fluoride; zirconium(IV) chloride; N,N,N',N'-tetramethyl-1,8-diaminonaphthalene; N-ethyl-N,N-diisopropylamine; lithium hydroxide; In tetrahydrofuran; ethanol; dichloromethane; water; N,N-dimethyl-formamide; isopropyl alcohol; acetone; tert-butyl alcohol; 8.1: Jones oxidation / 9.1: Pinnick oxidation;
DOI:10.1021/ol202306d

Reference yield:

: 955959-48-5
(3R,3aS,4S,6aS)-4-((R)-3-(benzyloxy)-2-methylpropyl)-dihydro-3a-hydroxy-6a-(hydroxymethyl)-1,3-dimethyl-1H-furo[3,4-b]pyrrole-2,6(3H,6aH)-dione

: 1332721-81-9
C₂₁H₃₁NO₇

Guidance literature:: Multi-step reaction with 8 steps

1: N-ethyl-N,N-diisopropylamine / dichloromethane / 45 h / 0 - 20 °C / Inert atmosphere

2: sodium tetrahydroborate / tetrahydrofuran; ethanol / 33 h / 0 - 20 °C / Inert atmosphere

3: 2,6-dimethylpyridine / dichloromethane / 6.5 h / -78 °C / Inert atmosphere

4: N,N,N',N'-tetramethyl-1,8-diaminonaphthalene / dichloromethane / 38 h / 0 °C / Molecular sieve; Inert atmosphere

5: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 20 °C / Inert atmosphere

6: Jones reagent / acetone / 0.5 h / 0 °C / Inert atmosphere

7: sodium chlorite; sodium dihydrogenphosphate dihydrate; 2-methyl-but-2-ene / water; tert-butyl alcohol / 5 h / 0 - 20 °C / Inert atmosphere

8: zirconium(IV) chloride / isopropyl alcohol / 9 h / Reflux; Inert atmosphere

With 2,6-dimethylpyridine; sodium chlorite; sodium tetrahydroborate; Jones reagent; sodium dihydrogenphosphate dihydrate; 2-methyl-but-2-ene; tetrabutyl ammonium fluoride; zirconium(IV) chloride; N,N,N',N'-tetramethyl-1,8-diaminonaphthalene; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; ethanol; dichloromethane; water; isopropyl alcohol; acetone; tert-butyl alcohol; 6: Jones oxidation / 7: Pinnick oxidation;
DOI:10.1021/ol202306d