3-benzenesulfonyl-6-isopropenyl-6-methyl-5,6-dihydro-4H-[1,2]oxazine 2-oxide

Base Information

• Chemical Name: 3-benzenesulfonyl-6-isopropenyl-6-methyl-5,6-dihydro-4H-[1,2]oxazine 2-oxide
• CAS No.: 463298-04-6
• Molecular Formula: C₁₄H₁₇NO₄S
• Molecular Weight: 295.359

Synonyms:3-benzenesulfonyl-6-isopropenyl-6-methyl-5,6-dihydro-4H-[1,2]oxazine 2-oxide

Chemical Property of 3-benzenesulfonyl-6-isopropenyl-6-methyl-5,6-dihydro-4H-[1,2]oxazine 2-oxide

Chemical Property:

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Technology Process of 3-benzenesulfonyl-6-isopropenyl-6-methyl-5,6-dihydro-4H-[1,2]oxazine 2-oxide

There total 2 articles about 3-benzenesulfonyl-6-isopropenyl-6-methyl-5,6-dihydro-4H-[1,2]oxazine 2-oxide 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%

2,3-dimethyl-buta-1,3-diene (513-81-5) + C14H13NO5S2 (438053-14-6) → 3-benzenesulfonyl-6-isopropenyl-6-methyl-5,6-dihydro-4H-[1,2]oxazine 2-oxide (463298-04-6) + (3,4-dimethyl-1-nitro-cyclohex-3-enesulfonyl)-benzene (438053-17-9)

Guidance literature:

In benzene; at 50 - 55 ℃; for 0.5h;

DOI:10.1016/S0040-4039(02)00348-9

Reference yield:

C14H13NO4S2 (438053-08-8) → 3-benzenesulfonyl-6-isopropenyl-6-methyl-5,6-dihydro-4H-[1,2]oxazine 2-oxide (463298-04-6)

Guidance literature:

Multi-step reaction with 2 steps

1: ozone; AcOH / tetrahydrofuran / 0.5 h / -78 °C

2: 3 percent / benzene / 0.5 h / 50 - 55 °C

With ozone; acetic acid; In tetrahydrofuran; benzene; 2: Diels-Alder reaction;

DOI:10.1016/S0040-4039(02)00348-9

Reference yield:

3-benzenesulfonyl-6-isopropenyl-6-methyl-5,6-dihydro-4H-[1,2]oxazine 2-oxide (463298-04-6) → (3,4-dimethyl-1-nitro-cyclohex-3-enesulfonyl)-benzene (438053-17-9)

Guidance literature:

In chloroform-d1; at 20 ℃;

DOI:10.1039/b200224h

upstream raw materials:

2,3-dimethyl-buta-1,3-diene

C₁₄H₁₃NO₅S₂

C₁₄H₁₃NO₄S₂

Downstream raw materials:

(3,4-dimethyl-1-nitro-cyclohex-3-enesulfonyl)-benzene

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