(4Z)-4-benzylidene-2,6-dimethyl-3,4-dihydro-2H-1,2-benzothiazine 1,1-dioxide

Base Information

Chemical Name:(4Z)-4-benzylidene-2,6-dimethyl-3,4-dihydro-2H-1,2-benzothiazine 1,1-dioxide
CAS No.:1629894-76-3
Molecular Formula:C₁₇H₁₇NO₂S
Molecular Weight:299.393
Hs Code.:

Synonyms:(4Z)-4-benzylidene-2,6-dimethyl-3,4-dihydro-2H-1,2-benzothiazine 1,1-dioxide

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (4Z)-4-benzylidene-2,6-dimethyl-3,4-dihydro-2H-1,2-benzothiazine 1,1-dioxide

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Technology Process of (4Z)-4-benzylidene-2,6-dimethyl-3,4-dihydro-2H-1,2-benzothiazine 1,1-dioxide

There total 3 articles about (4Z)-4-benzylidene-2,6-dimethyl-3,4-dihydro-2H-1,2-benzothiazine 1,1-dioxide 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: 75.0%

: C₁₇H₁₈INO₂S

: 1629894-76-3
(4Z)-4-benzylidene-2,6-dimethyl-3,4-dihydro-2H-1,2-benzothiazine 1,1-dioxide

Guidance literature:: With palladium diacetate; potassium carbonate; triphenylphosphine; In N,N-dimethyl-formamide; at 80 ℃; for 12h;
DOI:10.1055/s-0033-1340821

Reference yield: 65.0%

: 2327-99-3
1-phenylpropadiene

: 1629894-54-7
4-tert-butyl-2-iodo-N-methylbenzenesulfonamide

: 1629894-76-3
(4Z)-4-benzylidene-2,6-dimethyl-3,4-dihydro-2H-1,2-benzothiazine 1,1-dioxide

: 1629894-78-5
2,4,6-trimethyl-3-phenyl-2H-1,2-benzothiazine 1,1-dioxide

Guidance literature:: With palladium diacetate; potassium carbonate; triphenylphosphine; at 80 ℃; for 12h; Schlenk technique;
DOI:10.1055/s-0033-1340821

Reference yield:

: 273208-11-0
N-methyl-2-iodo-4-methyl-benzenesulfonamide

: 104-54-1
3-Phenylpropenol

: 1629894-76-3
(4Z)-4-benzylidene-2,6-dimethyl-3,4-dihydro-2H-1,2-benzothiazine 1,1-dioxide

Guidance literature:: Multi-step reaction with 2 steps

1: triphenylphosphine; di-isopropyl azodicarboxylate / tetrahydrofuran / 12 h / 20 °C

2: palladium diacetate; potassium carbonate; triphenylphosphine / N,N-dimethyl-formamide / 12 h / 80 °C

With di-isopropyl azodicarboxylate; palladium diacetate; potassium carbonate; triphenylphosphine; In tetrahydrofuran; N,N-dimethyl-formamide; 1: |Mitsunobu Displacement;
DOI:10.1055/s-0033-1340821