benzyl-5-methoxy-4'-methylspiro[indoline-3,2'-pyran]-2,6'(3'H)-dione

Base Information

Chemical Name:benzyl-5-methoxy-4'-methylspiro[indoline-3,2'-pyran]-2,6'(3'H)-dione
CAS No.:1449481-87-1
Molecular Formula:C₂₁H₁₉NO₄
Molecular Weight:349.386
Hs Code.:

Synonyms:benzyl-5-methoxy-4'-methylspiro[indoline-3,2'-pyran]-2,6'(3'H)-dione

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of benzyl-5-methoxy-4'-methylspiro[indoline-3,2'-pyran]-2,6'(3'H)-dione

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Technology Process of benzyl-5-methoxy-4'-methylspiro[indoline-3,2'-pyran]-2,6'(3'H)-dione

There total 2 articles about benzyl-5-methoxy-4'-methylspiro[indoline-3,2'-pyran]-2,6'(3'H)-dione 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: 91.0%

: 31058-93-2
α-bromo-β-methyl-crotonaldehyde

: 16077-10-4
N-benzyl-5-methoxyisatin

: 1449481-87-1
benzyl-5-methoxy-4'-methylspiro[indoline-3,2'-pyran]-2,6'(3'H)-dione

Guidance literature:: With caesium carbonate; 1,3-bis(mesityl)imidazolium chloride; In tetrahydrofuran; at 25 ℃;
DOI:10.1002/chem.201202655

Reference yield: 69.0%

: 107-86-8
3,3-dimethyl acrylaldehyde

: 16077-10-4
N-benzyl-5-methoxyisatin

: 1449481-87-1
benzyl-5-methoxy-4'-methylspiro[indoline-3,2'-pyran]-2,6'(3'H)-dione

Guidance literature:: With 3,5,3',5'-tetra-tert-butyl-4,4'-diphenoquinone; C₅H₉N₂S₂⁽¹⁺⁾*Cl^(1-); caesium carbonate; In tetrahydrofuran; at 25 ℃;
DOI:10.1039/c3ob42008f