2,5-Diphenylpyrazolo[1,5-c]pyrimidine-7(6H)-thione

Base Information

• Chemical Name: 2,5-Diphenylpyrazolo[1,5-c]pyrimidine-7(6H)-thione
• CAS No.: 106915-96-2
• Molecular Formula: C18H13N3S
• Molecular Weight: 303.387
• DSSTox Substance ID: DTXSID00393005
• Nikkaji Number: J514.943F
• Wikidata: Q82191600
• Mol file: 106915-96-2.mol

Synonyms:106915-96-2;ST50984145;2,5-Diphenylpyrazolo[1,5-c]pyrimidine-7(6H)-thione;DTXSID00393005;AKOS024356369

Chemical Property of 2,5-Diphenylpyrazolo[1,5-c]pyrimidine-7(6H)-thione

Chemical Property:

• XLogP3: 4.1
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 2
• Exact Mass: 303.08301860
• Heavy Atom Count: 22
• Complexity: 549

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C(C=C1)C2=CC3=CC(=NC(=S)N3N2)C4=CC=CC=C4

Technology Process of 2,5-Diphenylpyrazolo[1,5-c]pyrimidine-7(6H)-thione

There total 2 articles about 2,5-Diphenylpyrazolo[1,5-c]pyrimidine-7(6H)-thione 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: 65.0%

1,5-diphenylpent-1-yne-3,5-dione (107451-76-3) + thiosemicarbazide (79-19-6) → 2,5-Diphenyl-7-thiopyrazolo<1,5-c>pyrimidine (106915-96-2)

Guidance literature:

In ethanol; for 3h; Heating;

DOI:10.1246/bcsj.65.3419

Reference yield: 58.0%

1-Thiocarbamoyl-3-phenyl-5-phenacyl-4,5-dihydropyrazole (106916-03-4) → 2,5-Diphenyl-7-thiopyrazolo<1,5-c>pyrimidine (106915-96-2)

Guidance literature:

at 210 - 225 ℃; for 0.75h;

DOI:10.1007/BF00474352

Reference yield: 90.0%

2,5-Diphenyl-7-thiopyrazolo<1,5-c>pyrimidine (106915-96-2) → 3,6-Diphenyl-1,5-dihydro-pyrazolo[4,3-c]pyridin-4-one (148116-47-6)

Guidance literature:

With potassium hydroxide; In ethanol; for 33h; Heating;

DOI:10.1246/bcsj.66.1172

upstream raw materials:

1-Thiocarbamoyl-3-phenyl-5-phenacyl-4,5-dihydropyrazole

1,5-diphenylpent-1-yne-3,5-dione

thiosemicarbazide

Downstream raw materials:

3,6-Diphenyl-1,5-dihydro-pyrazolo[4,3-c]pyridin-4-one

(2,5-Diphenyl-pyrazolo[1,5-c]pyrimidin-7-yl)-hydrazine

7-Azido-2,5-diphenyl-pyrazolo[1,5-c]pyrimidine

7-bromo-5,8-diphenyl-2H-pyrazolo[1,5-c]-1,2,4-triazolo[4,3-a]pyrimidine-3-thione