3²,7²-bis<5-(3-formyl-2-hydroxyphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-1²,5²-diol

Base Information

• Chemical Name: 3²,7²-bis<5-(3-formyl-2-hydroxyphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-1²,5²-diol
• CAS No.: 157331-12-9
• Molecular Formula: C₅₀H₄₈O₁₂
• Molecular Weight: 840.924

Synonyms:3²,7²-bis<5-(3-formyl-2-hydroxyphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-1²,5²-diol

Chemical Property of 3²,7²-bis<5-(3-formyl-2-hydroxyphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-1²,5²-diol

Chemical Property:

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Technology Process of 3²,7²-bis<5-(3-formyl-2-hydroxyphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-1²,5²-diol

There total 3 articles about 3²,7²-bis<5-(3-formyl-2-hydroxyphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-1²,5²-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: 100.0%

32,72-bis<5-(2-allyloxy-3-formylphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-12,52-diol (157331-10-7) → 32,72-bis<5-(3-formyl-2-hydroxyphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-12,52-diol (157331-12-9)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; triethylammonium formate; In tetrahydrofuran; ethanol; water; for 3h; Heating;

Reference yield:

25,26,27,28-tetrakis(hydroxy)calix[4]arene (248590-47-8,74568-07-3) → 32,72-bis<5-(3-formyl-2-hydroxyphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-12,52-diol (157331-12-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 65 percent / K₂CO₃ / acetonitrile / 48 h / Heating

2: 100 percent / Pd(PPh₃)4, HCOONHEt₃ / tetrahydrofuran; ethanol; H₂O / 3 h / Heating

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; triethylammonium formate; potassium carbonate; In tetrahydrofuran; ethanol; water; acetonitrile;

Reference yield:

3-<2-(2-hydroxyethoxy)ethoxy>-2-(2-propenyloxy)benzaldehyde 4-methylbenzenesulfonate (152523-73-4) → 32,72-bis<5-(3-formyl-2-hydroxyphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-12,52-diol (157331-12-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 65 percent / K₂CO₃ / acetonitrile / 48 h / Heating

2: 100 percent / Pd(PPh₃)4, HCOONHEt₃ / tetrahydrofuran; ethanol; H₂O / 3 h / Heating

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; triethylammonium formate; potassium carbonate; In tetrahydrofuran; ethanol; water; acetonitrile;

upstream raw materials:

3²,7²-bis<5-(2-allyloxy-3-formylphenoxy)-3-oxapentyloxy>-1(1,3),3(1,3),5(1,3),7(1,3)-tetrabenzenacyclooctaphane-1²,5²-diol

25,26,27,28-tetrakis(hydroxy)calix[4]arene

3-<2-(2-hydroxyethoxy)ethoxy>-2-(2-propenyloxy)benzaldehyde 4-methylbenzenesulfonate

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