11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene-12,13-diol

Base Information

• Chemical Name: 11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene-12,13-diol
• CAS No.: 627876-74-8
• Molecular Formula: C₅₄H₄₂O₈P₂
• Molecular Weight: 880.87

Synonyms:11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene-12,13-diol

Chemical Property of 11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene-12,13-diol

Chemical Property:

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Technology Process of 11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene-12,13-diol

There total 3 articles about 11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene-12,13-diol 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: 83.0%

12,13-bis-benzyloxy-11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene (627876-73-7) → 11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene-12,13-diol (627876-74-8)

Guidance literature:

With ammonium formate; palladium on activated charcoal; In tetrahydrofuran; methanol;

DOI:10.1021/jo035057t

Reference yield:

12,13-bis-benzyloxy-11,14-dibromo-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene → 11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene-12,13-diol (627876-74-8)

Guidance literature:

Multi-step reaction with 2 steps

1.1: n-BuLi / tetrahydrofuran; hexane / 0.67 h / -78 °C

1.2: 71 percent / tetrahydrofuran; hexane / 10 h / -78 - 25 °C

2.1: 83 percent / HCO₂NH₄ / Pd/C / tetrahydrofuran; methanol

With n-butyllithium; ammonium formate; palladium on activated charcoal; In tetrahydrofuran; methanol; hexane;

DOI:10.1021/jo035057t

Reference yield:

Diphenylphosphinic chloride (1499-21-4) → 11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene-12,13-diol (627876-74-8)

Guidance literature:

Multi-step reaction with 2 steps

1.1: n-BuLi / tetrahydrofuran; hexane / 0.67 h / -78 °C

1.2: 71 percent / tetrahydrofuran; hexane / 10 h / -78 - 25 °C

2.1: 83 percent / HCO₂NH₄ / Pd/C / tetrahydrofuran; methanol

With n-butyllithium; ammonium formate; palladium on activated charcoal; In tetrahydrofuran; methanol; hexane;

DOI:10.1021/jo035057t

upstream raw materials:

12,13-bis-benzyloxy-11,14-bis-(diphenyl-phosphinoyl)-2,7,9,16-tetramethoxy-phenanthro[3,4-c]phenanthrene

Diphenylphosphinic chloride

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