3,9-dicyano-4-oxo-9-phenyl-2-(phenylamino)-1-thia-5-azaspiro[5.5]undec-2-ene

Base Information

• Chemical Name: 3,9-dicyano-4-oxo-9-phenyl-2-(phenylamino)-1-thia-5-azaspiro[5.5]undec-2-ene
• CAS No.: 1323949-88-7
• Molecular Formula: C₂₃H₂₀N₄OS
• Molecular Weight: 400.504

Synonyms:3,9-dicyano-4-oxo-9-phenyl-2-(phenylamino)-1-thia-5-azaspiro[5.5]undec-2-ene

Chemical Property of 3,9-dicyano-4-oxo-9-phenyl-2-(phenylamino)-1-thia-5-azaspiro[5.5]undec-2-ene

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Technology Process of 3,9-dicyano-4-oxo-9-phenyl-2-(phenylamino)-1-thia-5-azaspiro[5.5]undec-2-ene

There total 1 articles about 3,9-dicyano-4-oxo-9-phenyl-2-(phenylamino)-1-thia-5-azaspiro[5.5]undec-2-ene 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: 82.0%

2-cyano-3-mercapto-3-(phenylamino)acrylamide (380186-84-5) + 4-cyano-4-phenylcyclohexanone (25115-74-6) → 3,9-dicyano-4-oxo-9-phenyl-2-(phenylamino)-1-thia-5-azaspiro[5.5]undec-2-ene (1323949-88-7)

Guidance literature:

With toluene-4-sulfonic acid; In ethanol; for 8h; Reflux;

DOI:10.1515/znb-2011-0508

Reference yield: 80.0%

3,9-dicyano-4-oxo-9-phenyl-2-(phenylamino)-1-thia-5-azaspiro[5.5]undec-2-ene (1323949-88-7) + cyanomethyl bromide (590-17-0) → 5'-amino-4,6'-dicyano-1',4-diphenyl-4'-oxo-3',4'-dihydro-1'H-spiro[cyclohexane-1,2'-thieno[2,3-d]pyrimidine] (1323949-94-5)

Guidance literature:

With potassium hydroxide; In water;

DOI:10.1515/znb-2011-0508

Reference yield: 79.0%

3,9-dicyano-4-oxo-9-phenyl-2-(phenylamino)-1-thia-5-azaspiro[5.5]undec-2-ene (1323949-88-7) + benzyl chloride (100-44-7) → 2-benzylthio-3,9-dicyano-1,9-diphenyl-4-oxo-1,5-diazaspiro[5.5]undec-2-ene (1323949-92-3)

Guidance literature:

With triethylamine; In ethanol; for 2.5h; Reflux;

DOI:10.1515/znb-2011-0508

upstream raw materials:

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

4-cyano-4-phenylcyclohexanone

Downstream raw materials:

2-benzylthio-3,9-dicyano-1,9-diphenyl-4-oxo-1,5-diazaspiro[5.5]undec-2-ene

3,9-dicyano-5-ethyl-2-ethylthio-1,9-diphenyl-4-oxo-1,5-diazaspiro[5.5]undec-2-ene

ethyl 2-(3,9-dicyano-4-oxo-1,9-diphenyl-1,5-diazaspiro[5.5]undec-2-en-2-ylthio)acetate

3,9-dicyano-2-methylthio-4-oxo-1,9-diphenyl-1,5-diazaspiro[5.5]undec-2-ene

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