[1,3,3-trimethyl-spiro-(2H-1-benzopyran-2,2'-indoline)-6-oxyethyl]-3,4,5-tris(n-octadecyloxy)benzoate

Base Information

• Chemical Name: [1,3,3-trimethyl-spiro-(2H-1-benzopyran-2,2'-indoline)-6-oxyethyl]-3,4,5-tris(n-octadecyloxy)benzoate
• CAS No.: 919091-73-9
• Molecular Formula: C₈₂H₁₃₅NO₇
• Molecular Weight: 1246.98

Synonyms:[1,3,3-trimethyl-spiro-(2H-1-benzopyran-2,2'-indoline)-6-oxyethyl]-3,4,5-tris(n-octadecyloxy)benzoate

Chemical Property of [1,3,3-trimethyl-spiro-(2H-1-benzopyran-2,2'-indoline)-6-oxyethyl]-3,4,5-tris(n-octadecyloxy)benzoate

Chemical Property:

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Technology Process of [1,3,3-trimethyl-spiro-(2H-1-benzopyran-2,2'-indoline)-6-oxyethyl]-3,4,5-tris(n-octadecyloxy)benzoate

There total 4 articles about [1,3,3-trimethyl-spiro-(2H-1-benzopyran-2,2'-indoline)-6-oxyethyl]-3,4,5-tris(n-octadecyloxy)benzoate 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: 41.0%

2-bromoethyl-3,4,5-tris(n-octadecyloxy)benzoate + 6-hydroxy spiropyran (23001-29-8) → [1,3,3-trimethyl-spiro-(2H-1-benzopyran-2,2'-indoline)-6-oxyethyl]-3,4,5-tris(n-octadecyloxy)benzoate (919091-73-9)

Guidance literature:

With potassium carbonate; In N,N-dimethyl-formamide; at 80 ℃; for 4h;

DOI:10.1039/b610903a

Reference yield:

1,3,3-Trimethyl-2-methyleneindoline (118-12-7) → [1,3,3-trimethyl-spiro-(2H-1-benzopyran-2,2'-indoline)-6-oxyethyl]-3,4,5-tris(n-octadecyloxy)benzoate (919091-73-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 62 percent / ethanol / 6 h / Heating

2: 41 percent / K₂CO₃ / dimethylformamide / 4 h / 80 °C

With potassium carbonate; In ethanol; N,N-dimethyl-formamide;

DOI:10.1039/b610903a

Reference yield:

2,5-Dihydroxybenzaldehyde (1194-98-5) → [1,3,3-trimethyl-spiro-(2H-1-benzopyran-2,2'-indoline)-6-oxyethyl]-3,4,5-tris(n-octadecyloxy)benzoate (919091-73-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 62 percent / ethanol / 6 h / Heating

2: 41 percent / K₂CO₃ / dimethylformamide / 4 h / 80 °C

With potassium carbonate; In ethanol; N,N-dimethyl-formamide;

DOI:10.1039/b610903a

upstream raw materials:

6-hydroxy spiropyran

1,3,3-Trimethyl-2-methyleneindoline

2,5-Dihydroxybenzaldehyde

3,4,5-tris(n-octadecan-1-yloxy)benzoic acid

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