Spiro[2.2]pentanecarboxylic acid, 1-methyl-, methyl ester (9CI)

Base Information

• Chemical Name: Spiro[2.2]pentanecarboxylic acid, 1-methyl-, methyl ester (9CI)
• CAS No.: 252922-00-2
• Molecular Formula: C₈H₁₂O₂
• Molecular Weight: 140.182
• Mol file: 252922-00-2.mol

Synonyms:Spiro[2.2]pentanecarboxylic acid, 1-methyl-, methyl ester (9CI)

Chemical Property of Spiro[2.2]pentanecarboxylic acid, 1-methyl-, methyl ester (9CI)

Chemical Property:

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Technology Process of Spiro[2.2]pentanecarboxylic acid, 1-methyl-, methyl ester (9CI)

There total 3 articles about Spiro[2.2]pentanecarboxylic acid, 1-methyl-, methyl ester (9CI) 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: 90.0%

6-methoxycarbonyl-6-methyl-4,5-diazaspiro<2,4>hept-4-ene (158664-54-1) → 1-methoxycarbonyl-1-methylcarbonylspiropentane (252922-00-2)

Guidance literature:

at 310 ℃;

DOI:10.1007/BF00696714

Reference yield: 30.0%

Z-N-{5-methyl-5-methoxycarbonylspiro[1-pyrazolinio-3,1'-cyclopropane]}-N-phthalimidoamide → 1-methoxycarbonyl-1-methylcarbonylspiropentane (252922-00-2) + spiro{3-methoxycarbonyl-3-methyl-5,10-dioxo-2,3,4,5,10,11-hexahydro-1H-pyrazolo[1,2-b]phthalazine-1,1'-cyclopropane}

Guidance literature:

In 1,2-dichloro-benzene; at 170 ℃; for 16h;

DOI:10.1007/BF02495296

Reference yield:

methyl 4-methyl-5,6-diaza-spiro[2.4]hept-5-ene-4-carboxyalte (957054-21-6) → methyl 2-cylobutylidenepropionate (957054-24-9) + 1-methoxycarbonyl-1-methylcarbonylspiropentane (252922-00-2)

Guidance literature:

In toluene; at 82 ℃; Further Variations:; Temperatures; Kinetics; Product distribution;

DOI:10.1021/ja068513e

upstream raw materials:

6-methoxycarbonyl-6-methyl-4,5-diazaspiro<2,4>hept-4-ene

methyl 4-methyl-5,6-diaza-spiro[2.4]hept-5-ene-4-carboxyalte

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