2-nitrobenzyl 15-hydroxy-7,11,18,21-tetraoxatrispiro[5.2.2.5.2.2]henicosane-3-carboxylate

Base Information

Chemical Name:2-nitrobenzyl 15-hydroxy-7,11,18,21-tetraoxatrispiro[5.2.2.5.2.2]henicosane-3-carboxylate
CAS No.:945843-26-5
Molecular Formula:C₂₅H₃₃NO₉
Molecular Weight:491.538
Hs Code.:

Synonyms:2-nitrobenzyl 15-hydroxy-7,11,18,21-tetraoxatrispiro[5.2.2.5.2.2]henicosane-3-carboxylate

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Chemical Property of 2-nitrobenzyl 15-hydroxy-7,11,18,21-tetraoxatrispiro[5.2.2.5.2.2]henicosane-3-carboxylate

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Technology Process of 2-nitrobenzyl 15-hydroxy-7,11,18,21-tetraoxatrispiro[5.2.2.5.2.2]henicosane-3-carboxylate

There total 10 articles about 2-nitrobenzyl 15-hydroxy-7,11,18,21-tetraoxatrispiro[5.2.2.5.2.2]henicosane-3-carboxylate 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: 46.0%

: 945843-17-4
2-nitrobenzyl 15-[(4-methoxybenzyl)oxy]-7,11,18,21-tetraoxatrispiro[5.2.2.5.2.2]henicosane-3-carboxylate

: 945843-26-5
2-nitrobenzyl 15-hydroxy-7,11,18,21-tetraoxatrispiro[5.2.2.5.2.2]henicosane-3-carboxylate

Guidance literature:: With 2,3-dicyano-5,6-dichloro-p-benzoquinone; In dichloromethane; water; at 20 ℃;
DOI:10.1002/chem.200700108

Reference yield:

: 115-77-5
Pentaerythritol

: 945843-26-5
2-nitrobenzyl 15-hydroxy-7,11,18,21-tetraoxatrispiro[5.2.2.5.2.2]henicosane-3-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: 45 percent / p-toluenesulfonic acid / dimethylformamide; benzene / 2 h / Heating

2: 4.38 g / trimethylsilyl triflate / diethyl ether / 20 °C

3: 46 percent / 2,3-dichloro-5,6-dicyano-1,4-benzoquinone / CH₂Cl₂; H₂O / 20 °C

With trimethylsilyl trifluoromethanesulfonate; 2,3-dicyano-5,6-dichloro-p-benzoquinone; toluene-4-sulfonic acid; In diethyl ether; dichloromethane; water; N,N-dimethyl-formamide; benzene;
DOI:10.1002/chem.200700108

Reference yield:

: 556-48-9
1,4-Cyclohexanediol

: 945843-26-5
2-nitrobenzyl 15-hydroxy-7,11,18,21-tetraoxatrispiro[5.2.2.5.2.2]henicosane-3-carboxylate

Guidance literature:: Multi-step reaction with 5 steps

1: 7.37 g / pyridinium p-toluenesulfonate / CH₂Cl₂

2: 45 percent / p-toluenesulfonic acid / dimethylformamide; benzene / 2 h / Heating

3: 4.38 g / trimethylsilyl triflate / diethyl ether / 20 °C

4: 46 percent / 2,3-dichloro-5,6-dicyano-1,4-benzoquinone / CH₂Cl₂; H₂O / 20 °C

With trimethylsilyl trifluoromethanesulfonate; pyridinium p-toluenesulfonate; 2,3-dicyano-5,6-dichloro-p-benzoquinone; toluene-4-sulfonic acid; In diethyl ether; dichloromethane; water; N,N-dimethyl-formamide; benzene;
DOI:10.1002/chem.200700108