7-Amino-S-Triazolo(1,5-a)Pyrimidin-5(4H)-one

Base Information

• Chemical Name: 7-Amino-S-Triazolo(1,5-a)Pyrimidin-5(4H)-one
• CAS No.: 35186-69-7
• Molecular Formula: C₅H₅N₅O
• Molecular Weight: 151.128
• Hs Code.: 2933990090
• Mol file: 35186-69-7.mol

Synonyms:s-Triazolo[1,5-a]pyrimidin-5(4H)-one,7-amino- (7CI,8CI); 7-Amino-5-hydroxy-s-triazolo[1,5-a]pyrimidine; NSC 97090

Chemical Property of 7-Amino-S-Triazolo(1,5-a)Pyrimidin-5(4H)-one

Chemical Property:

• Vapor Pressure: 0.00684mmHg at 25°C
• Boiling Point: 270.4°Cat760mmHg
• Flash Point: 117.4°C
• PSA: 89.07000
• Density: 2.01g/cm³
• LogP: -0.41900

Purity/Quality:

99% ^*data from raw suppliers

7-Amino[1,2,4]triazolo[1,5-A]pyrimidin-5-ol ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 7-Amino-S-Triazolo(1,5-a)Pyrimidin-5(4H)-one

There total 3 articles about 7-Amino-S-Triazolo(1,5-a)Pyrimidin-5(4H)-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: 65.0%

3-amino-1,2,4-triazole (61-82-5) + 1-cyanoacetyl-3,5-dimethylpyrazole (36140-83-7) → 7-amino-[1,2,4]triazolo[1,5-a]pyrimidine-5(4H)-one (35186-69-7)

Guidance literature:

In toluene; for 3h; Reflux;

DOI:10.1515/hc-2012-0072

Reference yield:

→ 7-Amino-5-hydroxy-s-triazolo<2,3-a>pyrimidin (35186-69-7)

Guidance literature:

6-Brom-7-amino-5-hydroxy-s-triazolo<2,3-a>pyrimidin in wss. A. mit Thioharnstoff in A. (Siedetemp., 5 Std.);

Reference yield:

→ 7-amino-[1,2,4]triazolo[1,5-a]pyrimidine-5(4H)-one (35186-69-7)

Guidance literature:

3-Amino<1,2,4>triazol, NaOC2H5, Cyanessigsaeureethylester,sied.EtOH;

upstream raw materials:

3-amino-1,2,4-triazole

1-cyanoacetyl-3,5-dimethylpyrazole

Refernces