<2.2.1>bicyclo-5-heptene-7-diphenylmethylene-2,3-exo-dicarboxylic anhydride

Base Information

• Chemical Name: <2.2.1>bicyclo-5-heptene-7-diphenylmethylene-2,3-exo-dicarboxylic anhydride
• CAS No.: 4502-48-1
• Molecular Formula: C₂₂H₁₆O₃
• Molecular Weight: 328.367

Synonyms:<2.2.1>bicyclo-5-heptene-7-diphenylmethylene-2,3-exo-dicarboxylic anhydride

Chemical Property of <2.2.1>bicyclo-5-heptene-7-diphenylmethylene-2,3-exo-dicarboxylic anhydride

Chemical Property:

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Technology Process of <2.2.1>bicyclo-5-heptene-7-diphenylmethylene-2,3-exo-dicarboxylic anhydride

There total 7 articles about <2.2.1>bicyclo-5-heptene-7-diphenylmethylene-2,3-exo-dicarboxylic anhydride 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:

maleic anhydride (108-31-6) + 6,6-Diphenylfulvene (2175-90-8) → (1R,7S)-10-Benzhydrylidene-4-oxa-tricyclo[5.2.1.02,6]dec-8-ene-3,5-dione (4502-48-1,6433-73-4,27785-33-7)

Guidance literature:

Reference yield:

→ exo-7-Diphenylmethylen-norbornen-(5)-dicarbonsaeure-(2,3)-anhydrid (4502-48-1,6433-73-4,27785-33-7)

Guidance literature:

6,6-Diphenylfulven , Maleinsaeureanhydrid;

DOI:10.1246/bcsj.51.520

Reference yield:

→ <2.2.1>bicyclo-5-heptene-7-diphenylmethylene-2,3-endo-dicarboxylic anhydride (4502-48-1,6433-73-4,27785-33-7)

Guidance literature:

Maleinsaeureanhydrid und 6,6-Diphenylfulven (Xylol,5h,Siedetemp.);

DOI:10.1021/jm01240a001

upstream raw materials:

maleic anhydride

6,6-Diphenylfulvene

benzophenone

cyclopenta-1,3-diene

Downstream raw materials:

tetramethyl 7-(diphenylmethylidene)bicyclo<2.2.1>heptane-2-exo,3-exo,5-exo,6-exo-tetracarboxylate

dimethyl 7-(diphenylmethylene)bicyclo<2.2.1>hept-2-ene-5,6-dicarboxylate

10-(diphenylmethylene)-3-oxa-4-azabicyclo<5.2.1.0^2,6>deka-4-ene-8,9-dicarboxylic anhydride

7-(diphenylmethylidene)-2,3,5,6-tetramethylidenebicyclo<2.2.1>heptane

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