C₄₀H₂₆O₂

Base Information

• Chemical Name: C₄₀H₂₆O₂
• CAS No.: 261720-15-4
• Molecular Formula: C₄₀H₂₆O₂
• Molecular Weight: 538.645
• Mol file: 261720-15-4.mol

Synonyms:C₄₀H₂₆O₂

Chemical Property of C₄₀H₂₆O₂

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₄₀H₂₆O₂

There total 11 articles about C₄₀H₂₆O₂ 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:

2-ethynylbenzyl alcohol (10602-08-1) → C40H26O2 (261720-15-4)

Guidance literature:

Multi-step reaction with 10 steps

1: Pd(PPh₃)4; CuI / triethylamine / 20 °C

2: imidazole / CH₂Cl₂

3: 93 percent / NaBH₄ / methanol; CH₂Cl₂

4: 99 percent / hydrogen / Lindlar / benzene; quinoline

5: 98 percent / Dess-Martin / CH₂Cl₂

6: 81 percent / PPh₃ / CH₂Cl₂

7: 89 percent / LDA / tetrahydrofuran / -78 °C

8: Pd(PPh₃)4; CuI / triethylamine / Heating

9: n-Bu₄NF / tetrahydrofuran

10: Dess-Martin / CH₂Cl₂

With 1H-imidazole; sodium tetrahydroborate; copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; tetrabutyl ammonium fluoride; hydrogen; Dess-Martin periodane; triphenylphosphine; lithium diisopropyl amide; Lindlar's catalyst; In tetrahydrofuran; quinoline; methanol; dichloromethane; triethylamine; benzene; 1: Arylation / 2: Etherification / 3: Reduction / 4: Catalytic hydrogenation / 5: Oxidation / 6: Wittig olefination / 7: Reduction / 8: Arylation / 9: desilylation / 10: Oxidation;

DOI:10.1016/S0040-4039(99)02062-6

Reference yield:

2-<2-<2-(Hydroxymethyl)phenyl>ethynyl>benzaldehyde (18887-53-1) → C40H26O2 (261720-15-4)

Guidance literature:

Multi-step reaction with 9 steps

1: imidazole / CH₂Cl₂

2: 93 percent / NaBH₄ / methanol; CH₂Cl₂

3: 99 percent / hydrogen / Lindlar / benzene; quinoline

4: 98 percent / Dess-Martin / CH₂Cl₂

5: 81 percent / PPh₃ / CH₂Cl₂

6: 89 percent / LDA / tetrahydrofuran / -78 °C

7: Pd(PPh₃)4; CuI / triethylamine / Heating

8: n-Bu₄NF / tetrahydrofuran

9: Dess-Martin / CH₂Cl₂

With 1H-imidazole; sodium tetrahydroborate; copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; tetrabutyl ammonium fluoride; hydrogen; Dess-Martin periodane; triphenylphosphine; lithium diisopropyl amide; Lindlar's catalyst; In tetrahydrofuran; quinoline; methanol; dichloromethane; triethylamine; benzene; 1: Etherification / 2: Reduction / 3: Catalytic hydrogenation / 4: Oxidation / 5: Wittig olefination / 6: Reduction / 7: Arylation / 8: desilylation / 9: Oxidation;

DOI:10.1016/S0040-4039(99)02062-6

Reference yield:

ortho-bromobenzaldehyde (6630-33-7) → C40H26O2 (261720-15-4)

Guidance literature:

Multi-step reaction with 10 steps

1: Pd(PPh₃)4; CuI / triethylamine / 20 °C

2: imidazole / CH₂Cl₂

3: 93 percent / NaBH₄ / methanol; CH₂Cl₂

4: 99 percent / hydrogen / Lindlar / benzene; quinoline

5: 98 percent / Dess-Martin / CH₂Cl₂

6: 81 percent / PPh₃ / CH₂Cl₂

7: 89 percent / LDA / tetrahydrofuran / -78 °C

8: Pd(PPh₃)4; CuI / triethylamine / Heating

9: n-Bu₄NF / tetrahydrofuran

10: Dess-Martin / CH₂Cl₂

With 1H-imidazole; sodium tetrahydroborate; copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; tetrabutyl ammonium fluoride; hydrogen; Dess-Martin periodane; triphenylphosphine; lithium diisopropyl amide; Lindlar's catalyst; In tetrahydrofuran; quinoline; methanol; dichloromethane; triethylamine; benzene; 1: Arylation / 2: Etherification / 3: Reduction / 4: Catalytic hydrogenation / 5: Oxidation / 6: Wittig olefination / 7: Reduction / 8: Arylation / 9: desilylation / 10: Oxidation;

DOI:10.1016/S0040-4039(99)02062-6

upstream raw materials:

2-ethynylbenzyl alcohol

2-<2-<2-(Hydroxymethyl)phenyl>ethynyl>benzaldehyde

ortho-bromobenzaldehyde

2-{2-[2-(tert-butyl-dimethyl-silanyloxymethyl)-phenyl]-vinyl}-benzaldehyde

Downstream raw materials:

C₄₀H₃₀O₂