dimethyl 7-isopropyl-5-methyl-10-<(E)-2-phenylethenyl>heptalene-1,2-dicarboxylate

Base Information

• Chemical Name: dimethyl 7-isopropyl-5-methyl-10-<(E)-2-phenylethenyl>heptalene-1,2-dicarboxylate
• CAS No.: 167259-13-4
• Molecular Formula: C₂₈H₂₈O₄
• Molecular Weight: 428.528

Synonyms:dimethyl 7-isopropyl-5-methyl-10-<(E)-2-phenylethenyl>heptalene-1,2-dicarboxylate

Chemical Property of dimethyl 7-isopropyl-5-methyl-10-<(E)-2-phenylethenyl>heptalene-1,2-dicarboxylate

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Technology Process of dimethyl 7-isopropyl-5-methyl-10-<(E)-2-phenylethenyl>heptalene-1,2-dicarboxylate

There total 2 articles about dimethyl 7-isopropyl-5-methyl-10-<(E)-2-phenylethenyl>heptalene-1,2-dicarboxylate 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: 6.0%

7-isopropyl-1-methyl-4-<(E)-2-phenylethenyl>azulene (13935-54-1) + dimethyl acetylenedicarboxylate (762-42-5) → dimethyl 7-isopropyl-4-<(E)-2-phenylethenyl>azulene-1,2-dicarboxylate + dimethyl 7-isopropyl-5-methyl-10-<(E)-2-phenylethenyl>heptalene-1,2-dicarboxylate (167259-13-4)

Guidance literature:

In decalin; at 190 ℃; for 4h;

DOI:10.1002/hlca.19940770723

Reference yield: 5.0%

7-isopropyl-1-methyl-4-<(E)-2-phenylethenyl>azulene (13935-54-1) + dimethyl acetylenedicarboxylate (762-42-5) → dimethyl 7-isopropyl-5-methyl-10-<(E)-2-phenylethenyl>heptalene-1,2-dicarboxylate (167259-13-4) + dimethyl 7-isopropyl-1-methyl-5-<(E)-2-phenylethenyl>acenaphthylene-3,4-dicarboxylate + dimethyl 12-isopropyl-2-methyl-7-phenyltricyclo<7.4.1.04,14>tetradeca-1(13),2,4(14),5,9(10),11-hexaene-5,6-dicarboxylate

Guidance literature:

With ; In acetonitrile; at 110 ℃; for 24h;

DOI:10.1002/hlca.19940770723

Reference yield: 99.0%

dimethyl 7-isopropyl-5-methyl-10-<(E)-2-phenylethenyl>heptalene-1,2-dicarboxylate (167259-13-4) → 9-isopropyl-5-(methoxycarbonyl)-1-methyl-6-[(E)-2-phenylethenyl]heptalene-4-carboxylic acid (259742-54-6)

Guidance literature:

With lithium hydroxide; water; In methanol; for 2h; Heating;

DOI:10.1002/(SICI)1522-2675(19991215)82:12<2260::AID-HLCA2260>3.0.CO;2-Z

upstream raw materials:

7-isopropyl-1-methyl-4-<(E)-2-phenylethenyl>azulene

dimethyl acetylenedicarboxylate

Downstream raw materials:

9-isopropyl-5-(methoxycarbonyl)-1-methyl-6-[(E)-2-phenylethenyl]heptalene-4-carboxylic acid

methyl 4-formyl-9-isopropyl-1-methyl-6-[(E)-2-phenylethenyl]heptalene-5-carboxylate

8-isopropyl-1,1-dimethoxy-6-methyl-11-[(E)-2-phenylethenyl]heptaleno[4,5-c]furan-3-one

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