7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecan-9-one

Base Information

Chemical Name:7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecan-9-one
CAS No.:333421-25-3
Molecular Formula:C₂₀H₂₀N₄O₁₁S₂
Molecular Weight:556.531
Hs Code.:

Synonyms:7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecan-9-one

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Chemical Property of 7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecan-9-one

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Technology Process of 7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecan-9-one

There total 5 articles about 7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecan-9-one 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: 98.0%

: 333421-19-5
9-methylene-7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecane

: 333421-25-3
7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecan-9-one

Guidance literature:: 9-methylene-7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecane; With ozone; In dichloromethane; at -78 ℃;

With dimethylsulfide;
DOI:10.1016/S0040-4039(01)00260-X

Reference yield:

: 1694-92-4
2-Nitrobenzenesulfonyl chloride

: 333421-25-3
7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecan-9-one

Guidance literature:: Multi-step reaction with 5 steps

1.1: 80 percent / K₂CO₃ / tetrahydrofuran; H₂O / 20 °C

2.1: 90 percent / CrO₃; H₂SO₄ / acetone / 20 °C

3.1: 89 percent / p-TsOH / toluene

4.1: 86 percent / K₂CO₃ / acetone / Heating

5.1: O₃ / CH₂Cl₂ / -78 °C

5.2: 98 percent / Me₂S

With chromium(VI) oxide; sulfuric acid; potassium carbonate; toluene-4-sulfonic acid; ozone; In tetrahydrofuran; dichloromethane; water; acetone; toluene;
DOI:10.1016/S0040-4039(01)00260-X

Reference yield:

: 333421-11-7
C₁₅H₁₄N₄O₉S₂

: 333421-25-3
7,11-bis-(2-nitro-benzenesulfonyl)-1,4-dioxa-7,11-diaza-spiro[4.7]dodecan-9-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: 89 percent / p-TsOH / toluene

2.1: 86 percent / K₂CO₃ / acetone / Heating

3.1: O₃ / CH₂Cl₂ / -78 °C

3.2: 98 percent / Me₂S

With potassium carbonate; toluene-4-sulfonic acid; ozone; In dichloromethane; acetone; toluene;
DOI:10.1016/S0040-4039(01)00260-X