C₂₁H₂₆O₂

Base Information

Chemical Name:C₂₁H₂₆O₂
CAS No.:1577210-25-3
Molecular Formula:C₂₁H₂₆O₂
Molecular Weight:310.436
Hs Code.:

C<sub>21</sub>H<sub>26</sub>O<sub>2</sub>

Synonyms:

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Chemical Property of C₂₁H₂₆O₂

Chemical Property:

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Technology Process of C₂₁H₂₆O₂

There total 14 articles about C₂₁H₂₆O₂ 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:

: (7R,9S)-9-(2,5-dimethoxyphenyl)-1,1,7-trimethyl-6-methylene-2,3,5,6,7,8,9-octahydrobenzocycloheptene

: 1577210-25-3
C₂₁H₂₆O₂

Guidance literature:: With silver(II) oxide; nitric acid; In 1,4-dioxane; at 20 ℃; for 0.25h; Inert atmosphere;
DOI:10.1021/ja413106t

Reference yield:

: 1577209-93-8
C₂₅H₃₆O₅Si

: 1577210-25-3
C₂₁H₂₆O₂

Guidance literature:: Multi-step reaction with 14 steps

1.1: n-butyllithium / hexane; tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere

1.2: 1.5 h / 0 °C / Inert atmosphere

2.1: selenium(IV) oxide; tert.-butylhydroperoxide / dichloromethane; water / 16 h / 20 °C / Inert atmosphere

3.1: [Rh(nbd)(diphos-4)]BF₄; hydrogen / tetrahydrofuran / 2 h / 20 °C / 31029.7 Torr

4.1: 2,6-dimethylpyridine / dichloromethane / 1 h / -78 °C / Inert atmosphere

5.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 6.33 h / 0 - 20 °C / Inert atmosphere

6.1: Dess-Martin periodane; sodium hydrogencarbonate / dichloromethane / 1.5 h / 0 - 20 °C / Inert atmosphere

7.1: trimethylphosphane; titanium(IV) isopropylate / tetrahydrofuran / 3 h / 70 °C / Inert atmosphere

8.1: cerium(III) chloride heptahydrate / tetrahydrofuran / 0.25 h / 20 °C / Schlenk technique; Inert atmosphere

8.2: 0.25 h / 0 °C / Schlenk technique; Inert atmosphere

9.1: titanium tetrachloride / dichloromethane; toluene / 0.25 h / 0 °C / Inert atmosphere

9.2: 0.5 h / -78 °C / Inert atmosphere

10.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 36 h / 65 °C / Inert atmosphere

11.1: hydrogen; palladium 10% on activated carbon / methanol / 5 h

12.1: Dess-Martin periodane; sodium hydrogencarbonate / dichloromethane / 1.5 h / 0 - 20 °C / Inert atmosphere

13.1: titanium tetrachloride; magnesium / dichloromethane; tetrahydrofuran / 6 h / Inert atmosphere; Reflux

14.1: silver(II) oxide; nitric acid / 1,4-dioxane / 0.25 h / 20 °C / Inert atmosphere

With 2,6-dimethylpyridine; titanium(IV) isopropylate; tert.-butylhydroperoxide; selenium(IV) oxide; silver(II) oxide; n-butyllithium; cerium(III) chloride heptahydrate; palladium 10% on activated carbon; [Rh(nbd)(diphos-4)]BF₄; tetrabutyl ammonium fluoride; hydrogen; nitric acid; titanium tetrachloride; sodium hydrogencarbonate; Dess-Martin periodane; magnesium; trimethylphosphane; In tetrahydrofuran; 1,4-dioxane; methanol; hexane; dichloromethane; water; toluene; 1.1: |Wittig Olefination / 1.2: |Wittig Olefination;
DOI:10.1021/ja413106t

Reference yield:

: 1577209-95-0
C₂₆H₃₈O₄Si

: 1577210-25-3
C₂₁H₂₆O₂

Guidance literature:: Multi-step reaction with 13 steps

1.1: selenium(IV) oxide; tert.-butylhydroperoxide / dichloromethane; water / 16 h / 20 °C / Inert atmosphere

2.1: [Rh(nbd)(diphos-4)]BF₄; hydrogen / tetrahydrofuran / 2 h / 20 °C / 31029.7 Torr

3.1: 2,6-dimethylpyridine / dichloromethane / 1 h / -78 °C / Inert atmosphere

4.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 6.33 h / 0 - 20 °C / Inert atmosphere

5.1: Dess-Martin periodane; sodium hydrogencarbonate / dichloromethane / 1.5 h / 0 - 20 °C / Inert atmosphere

6.1: trimethylphosphane; titanium(IV) isopropylate / tetrahydrofuran / 3 h / 70 °C / Inert atmosphere

7.1: cerium(III) chloride heptahydrate / tetrahydrofuran / 0.25 h / 20 °C / Schlenk technique; Inert atmosphere

7.2: 0.25 h / 0 °C / Schlenk technique; Inert atmosphere

8.1: titanium tetrachloride / dichloromethane; toluene / 0.25 h / 0 °C / Inert atmosphere

8.2: 0.5 h / -78 °C / Inert atmosphere

9.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 36 h / 65 °C / Inert atmosphere

10.1: hydrogen; palladium 10% on activated carbon / methanol / 5 h

11.1: Dess-Martin periodane; sodium hydrogencarbonate / dichloromethane / 1.5 h / 0 - 20 °C / Inert atmosphere

12.1: titanium tetrachloride; magnesium / dichloromethane; tetrahydrofuran / 6 h / Inert atmosphere; Reflux

13.1: silver(II) oxide; nitric acid / 1,4-dioxane / 0.25 h / 20 °C / Inert atmosphere

With 2,6-dimethylpyridine; titanium(IV) isopropylate; tert.-butylhydroperoxide; selenium(IV) oxide; silver(II) oxide; cerium(III) chloride heptahydrate; palladium 10% on activated carbon; [Rh(nbd)(diphos-4)]BF₄; tetrabutyl ammonium fluoride; hydrogen; nitric acid; titanium tetrachloride; sodium hydrogencarbonate; Dess-Martin periodane; magnesium; trimethylphosphane; In tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; water; toluene;
DOI:10.1021/ja413106t