2-{[4-(2-heptynoyl)benzoyl]oxy}ethyl 2-[6-(2-{[4-(2-heptynoyl)benzoyl]oxy}ethoxy)-3-oxo-3H-9-xanthenyl]benzoate

Base Information

Chemical Name:2-{[4-(2-heptynoyl)benzoyl]oxy}ethyl 2-[6-(2-{[4-(2-heptynoyl)benzoyl]oxy}ethoxy)-3-oxo-3H-9-xanthenyl]benzoate
CAS No.:201813-26-5
Molecular Formula:C₅₂H₄₄O₁₁
Molecular Weight:844.915
Hs Code.:

Synonyms:2-{[4-(2-heptynoyl)benzoyl]oxy}ethyl 2-[6-(2-{[4-(2-heptynoyl)benzoyl]oxy}ethoxy)-3-oxo-3H-9-xanthenyl]benzoate

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Chemical Property of 2-{[4-(2-heptynoyl)benzoyl]oxy}ethyl 2-[6-(2-{[4-(2-heptynoyl)benzoyl]oxy}ethoxy)-3-oxo-3H-9-xanthenyl]benzoate

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Technology Process of 2-{[4-(2-heptynoyl)benzoyl]oxy}ethyl 2-[6-(2-{[4-(2-heptynoyl)benzoyl]oxy}ethoxy)-3-oxo-3H-9-xanthenyl]benzoate

There total 6 articles about 2-{[4-(2-heptynoyl)benzoyl]oxy}ethyl 2-[6-(2-{[4-(2-heptynoyl)benzoyl]oxy}ethoxy)-3-oxo-3H-9-xanthenyl]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: 50.0%

: 201813-23-2
4-(2-heptynoyl)benzoic acid

: 201813-14-1
O-(2'-hydroxy)ethyl fluorescein (2-hydroxy)ethyl ester

: 201813-26-5
2-{[4-(2-heptynoyl)benzoyl]oxy}ethyl 2-[6-(2-{[4-(2-heptynoyl)benzoyl]oxy}ethoxy)-3-oxo-3H-9-xanthenyl]benzoate

Guidance literature:: With dmap; dicyclohexyl-carbodiimide; In chloroform; at 20 ℃; for 2h;
DOI:10.1016/S0040-4020(97)10324-6

Reference yield:

: 518-45-6
fluorescein free acid

: 201813-26-5
2-{[4-(2-heptynoyl)benzoyl]oxy}ethyl 2-[6-(2-{[4-(2-heptynoyl)benzoyl]oxy}ethoxy)-3-oxo-3H-9-xanthenyl]benzoate

Guidance literature:: Multi-step reaction with 3 steps

1: 91 percent / K₂CO₃ / dimethylformamide / 12 h / 60 °C

2: 63 percent / PPTS / ethanol / 3 h / 50 °C

3: 50 percent / DCC; DMAP / CHCl₃ / 2 h / 20 °C

With dmap; pyridinium p-toluenesulfonate; potassium carbonate; dicyclohexyl-carbodiimide; In ethanol; chloroform; N,N-dimethyl-formamide; 1: Alkylation / 2: deprotection / 3: Esterification;
DOI:10.1016/S0040-4020(97)10324-6

Reference yield:

: 619-66-9
4-Carboxybenzaldehyde

: 201813-26-5
2-{[4-(2-heptynoyl)benzoyl]oxy}ethyl 2-[6-(2-{[4-(2-heptynoyl)benzoyl]oxy}ethoxy)-3-oxo-3H-9-xanthenyl]benzoate

Guidance literature:: Multi-step reaction with 3 steps

1.1: butyllithium; DMPU / tetrahydrofuran / 0.33 h / -78 °C

1.2: 60 percent / tetrahydrofuran / 3 h / -78 °C

2.1: 80 percent / Jones reagent / acetone / 0 °C

3.1: 50 percent / DCC; DMAP / CHCl₃ / 2 h / 20 °C

With dmap; 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; n-butyllithium; jones reagent; dicyclohexyl-carbodiimide; In tetrahydrofuran; chloroform; acetone; 1.1: Metallation / 1.2: Addition / 2.1: Jones oxidation / 3.1: Esterification;
DOI:10.1016/S0040-4020(97)10324-6