7,8-Diaza-tricyclo[4.2.1.0^2,5]non-3-ene-3,4,7,8-tetracarboxylic acid dibenzyl ester dimethyl ester

Base Information

• Chemical Name: 7,8-Diaza-tricyclo[4.2.1.0^2,5]non-3-ene-3,4,7,8-tetracarboxylic acid dibenzyl ester dimethyl ester
• CAS No.: 132785-77-4
• Molecular Formula: C₂₇H₂₆N₂O₈
• Molecular Weight: 506.512

Synonyms:7,8-Diaza-tricyclo[4.2.1.0^2,5]non-3-ene-3,4,7,8-tetracarboxylic acid dibenzyl ester dimethyl ester

Chemical Property of 7,8-Diaza-tricyclo[4.2.1.0^2,5]non-3-ene-3,4,7,8-tetracarboxylic acid dibenzyl ester dimethyl ester

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Technology Process of 7,8-Diaza-tricyclo[4.2.1.0^2,5]non-3-ene-3,4,7,8-tetracarboxylic acid dibenzyl ester dimethyl ester

There total 1 articles about 7,8-Diaza-tricyclo[4.2.1.0^2,5]non-3-ene-3,4,7,8-tetracarboxylic acid dibenzyl ester dimethyl ester 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: 63.0%

dimethyl acetylenedicarboxylate (762-42-5) + dibenzyl 2,3-diazabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylate (49675-21-0) → 7,8-Diaza-tricyclo[4.2.1.02,5]non-3-ene-3,4,7,8-tetracarboxylic acid dibenzyl ester dimethyl ester (132785-77-4)

Guidance literature:

carbonyl bis(hydrido)tris(triphenylphosphine)ruthenium(II); In benzene; for 144h; Heating;

DOI:10.1016/S0040-4039(00)97246-0

Reference yield: 98.0%

7,8-Diaza-tricyclo[4.2.1.02,5]non-3-ene-3,4,7,8-tetracarboxylic acid dibenzyl ester dimethyl ester (132785-77-4) → C46H42N2O9 (132785-78-5)

Guidance literature:

In chloroform; at 105 ℃; sealed;

DOI:10.1016/S0040-4039(00)97246-0

Reference yield:

7,8-Diaza-tricyclo[4.2.1.02,5]non-3-ene-3,4,7,8-tetracarboxylic acid dibenzyl ester dimethyl ester (132785-77-4) → C29H28O4 (132785-83-2)

Guidance literature:

Multi-step reaction with 6 steps

1: 98 percent / CHCl₃ / 105 °C / sealed

2: Pd/C / ethyl acetate

3: HgO

4: 165 °C

5: 83 percent / bis-(2-methoxy-ethyl) ether / Heating

6: 55 percent / acetone / -35 °C / Irradiation

With palladium on activated charcoal; mercury(II) oxide; In chloroform; diethylene glycol dimethyl ether; ethyl acetate; acetone;

DOI:10.1016/S0040-4039(00)97246-0

upstream raw materials:

dimethyl acetylenedicarboxylate

dibenzyl 2,3-diazabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylate

Downstream raw materials:

C₄₆H₄₂N₂O₉

C₂₉H₂₈O₄

C₂₉H₂₈O₄

C₃₀H₂₈O₅

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