2,2'-(1,4-phenylene)-bis(5-cyano-6-phenylamino-3,4-dihydro-2H-1,3-thiazin-4-one)

Base Information

• Chemical Name: 2,2'-(1,4-phenylene)-bis(5-cyano-6-phenylamino-3,4-dihydro-2H-1,3-thiazin-4-one)
• CAS No.: 1258949-90-4
• Molecular Formula: C₂₈H₂₀N₆O₂S₂
• Molecular Weight: 536.638

Synonyms:2,2'-(1,4-phenylene)-bis(5-cyano-6-phenylamino-3,4-dihydro-2H-1,3-thiazin-4-one)

Chemical Property of 2,2'-(1,4-phenylene)-bis(5-cyano-6-phenylamino-3,4-dihydro-2H-1,3-thiazin-4-one)

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Technology Process of 2,2'-(1,4-phenylene)-bis(5-cyano-6-phenylamino-3,4-dihydro-2H-1,3-thiazin-4-one)

There total 1 articles about 2,2'-(1,4-phenylene)-bis(5-cyano-6-phenylamino-3,4-dihydro-2H-1,3-thiazin-4-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: 84.0%

2-cyano-3-mercapto-3-(phenylamino)acrylamide (380186-84-5) + terephthalaldehyde, (623-27-8) → 2,2'-(1,4-phenylene)-bis(5-cyano-6-phenylamino-3,4-dihydro-2H-1,3-thiazin-4-one) (1258949-90-4)

Guidance literature:

With toluene-4-sulfonic acid; In ethanol; for 2.5h; Reflux;

DOI:10.1515/znb-2010-0915

Reference yield: 84.0%

2,2'-(1,4-phenylene)-bis(5-cyano-6-phenylamino-3,4-dihydro-2H-1,3-thiazin-4-one) (1258949-90-4) + cyanomethyl bromide (590-17-0) → 2,2'-(1,4-phenylene)bis(5-amino-6-cyano-1-phenyl-2,3-dihydro-thieno[2,3-d]pyrimidin-4(1H)-one) (1258950-09-2)

Guidance literature:

With potassium hydroxide; In water;

DOI:10.1515/znb-2010-0915

Reference yield: 82.0%

2,2'-(1,4-phenylene)-bis(5-cyano-6-phenylamino-3,4-dihydro-2H-1,3-thiazin-4-one) (1258949-90-4) + ethyl bromoacetate (105-36-2) → 2,2'-(1,4-phenylene)bis(5-amino-6-ethoxycarbonyl-1-phenyl-2,3-dihydro-thieno[2,3-d]pyrimidin-4(1H)-one) (1258950-03-6)

Guidance literature:

With potassium hydroxide; In water;

DOI:10.1515/znb-2010-0915

upstream raw materials:

2-cyano-3-mercapto-3-(phenylamino)acrylamide

terephthalaldehyde,

Downstream raw materials:

2,2'-(1,4-phenylene)bis(5-amino-1,6-diphenylthieno[2,3-d]pyrimidin-4(1H)-one)

2,2'-(1,4-phenylene)bis(5-cyano-6-phenylamino-4H-1,3-thiazin-4-one)

2,2'-(1,4-phenylene)bis(6-benzylthio-5-cyano-1-phenyl-1,2,3,4-tetrahydropyrimidin-4-one)

2,2'-(1,4-phenylene)-bis(5-cyano-6-ethylthio-1-phenyl-1,2,3,4-tetrahydro-pyrimidin-4-one)

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