3-(4-aMinophenyl)-1,2,4-oxadiazol-5(4H)-one-HCl

Base Information

• Chemical Name: 3-(4-aMinophenyl)-1,2,4-oxadiazol-5(4H)-one-HCl
• CAS No.: 864680-71-7
• Molecular Formula: C8H7N3O2
• Molecular Weight: 177.162
• Hs Code.: 2934999090
• Mol file: 864680-71-7.mol

Synonyms:3-(4-Aminophenyl)-1,2,4-oxadiazol-5(4H)-one;

Chemical Property of 3-(4-aMinophenyl)-1,2,4-oxadiazol-5(4H)-one-HCl

Chemical Property:

• Boiling Point: 314.543 °C at 760 mmHg
• PKA: 7.44±0.20(Predicted)
• Flash Point: 144.031 °C
• PSA: 84.91000
• Density: 1.55 g/cm³
• LogP: 1.19330

Purity/Quality:

99.9% ^*data from raw suppliers

3-(4-aminophenyl)-4,5-dihydro-1,2,4-oxadiazol-5-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3-(4-aMinophenyl)-1,2,4-oxadiazol-5(4H)-one-HCl

There total 6 articles about 3-(4-aMinophenyl)-1,2,4-oxadiazol-5(4H)-one-HCl 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: 100.0%

3-p-nitrophenyl-4,5-dihydro-1,2,4-oxadiazol-5-one (19932-97-9) → 3-(4-aminophenyl)-4,5-dihydro-1,2,4-oxadiazol-5-one (864680-71-7)

Guidance literature:

With tin(II) chloride dihdyrate; In ethanol; at 70 ℃; for 1h;

Reference yield: 87.5%

4-amino-N'-hydroxybenzimidamide (277319-62-7) + Diethyl carbonate (105-58-8,76619-83-5) → 3-(4-aminophenyl)-4,5-dihydro-1,2,4-oxadiazol-5-one (864680-71-7)

Guidance literature:

4-amino-N'-hydroxybenzimidamide; Diethyl carbonate; With sodium methylate; In ethanol; at 70 - 75 ℃; for 3h;

With sodium hydroxide; In water; pH=11;

With hydrogenchloride; In water; pH=5.5; Product distribution / selectivity;

Reference yield: 87.5%

4-amino-benzamide oxime + Diethyl carbonate (105-58-8,76619-83-5) → 3-(4-aminophenyl)-4,5-dihydro-1,2,4-oxadiazol-5-one (864680-71-7)

Guidance literature:

4-amino-benzamide oxime; With sodium methylate; In ethanol; at 70 - 75 ℃; for 0.25h;

Diethyl carbonate; In ethanol; at 40 ℃; for 3h;

With hydrogenchloride; sodium hydroxide; more than 3 stages;

upstream raw materials:

carbonic acid dimethyl ester

4-amino-N'-hydroxybenzimidamide

Diethyl carbonate

3-p-nitrophenyl-4,5-dihydro-1,2,4-oxadiazol-5-one

Refernces

• 1、 -. "SUBSTITUTED OXOPYRIDINE DERIVATIVES AND USE THEREOF AS FACTOR XIA/PLASMA". Paragraph 0309-0312. . Retrieved 2016/06/28.
• 2、 -. "SUBSTITUTED OXOPYRIDINE DERIVATIVES AND USE THEREOF IN THE TREATMENT OF CARDIOVASCULAR DISORDERS". Paragraph 0786-0789. . Retrieved 2016/10/07.