1,2-dihydro-5-nitro-3H-1,2,4-triazol-3-one

Base Information

• Chemical Name: 1,2-dihydro-5-nitro-3H-1,2,4-triazol-3-one
• CAS No.: 932-64-9
• Molecular Formula: C2H2 N4 O3
• Molecular Weight: 130.063
• Hs Code.: 2933990090
• Mol file: 932-64-9.mol

Synonyms:D2-1,2,4-Triazolin-5-one, 3-nitro-(7CI,8CI); 3-Nitro-1,2,4-triazol-5-one;5-Nitro-2,4-dihydro-1,2,4-triazol-3-one; 5-Oxo-3-nitro-1,2,4-triazole; NSC119860; NTO; NTO (explosive)

Chemical Property of 1,2-dihydro-5-nitro-3H-1,2,4-triazol-3-one

Chemical Property:

• Vapor Pressure: 0Pa at 25℃
• Refractive Index: 1.4164 (estimate)
• Boiling Point: °Cat760mmHg
• PKA: 3.76[at 20 ℃]
• Flash Point: °C
• PSA: 107.36000
• Density: 2.46g/cm³
• LogP: -0.47060
• Solubility.: 16.8g/L in organic solvents at 20 ℃
• Water Solubility.: 17.2g/L at 25℃

Purity/Quality:

99.9% ^*data from raw suppliers

5-nitro-2,4-dihydro-3{H}-1,2,4-triazol-3-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• General Description: 1,2-Dihydro-5-nitro-3H-1,2,4-triazol-3-one (NTO) is a compound with a standard molar enthalpy of formation of -(129.4 ± 1.1) kJ·mol-1, as determined by combustion calorimetry. It forms crystalline sodium and potassium salts with enthalpies of formation of -(362.6 ± 1.2) kJ·mol-1 and -(385.1 ± 1.1) kJ·mol-1, respectively, derived from neutralization enthalpy measurements with NaOH(aq) and KOH(aq). These thermodynamic properties highlight its energetic potential, particularly in explosive applications.

Technology Process of 1,2-dihydro-5-nitro-3H-1,2,4-triazol-3-one

There total 4 articles about 1,2-dihydro-5-nitro-3H-1,2,4-triazol-3-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: 96.0%

2,4-dihydro-1,2,4-triazol-3-one (930-33-6,5311-58-0) → 3-nitro-1,2,4-triazol-5-one (932-64-9)

Guidance literature:

With sulfuric acid; nitric acid; In water; at 65 ℃; for 2h;

Reference yield:

1-nitro-4,5-dihydro-1H-1,2,4-triazol-5-one → 3-nitro-1,2,4-triazol-5-one (932-64-9)

Guidance literature:

With sulfuric acid;

DOI:10.1023/B:RUJO.0000045209.00477.56

Reference yield:

→ 3-nitro-1,2,4-triazol-5-one (932-64-9)

Guidance literature:

DOI:10.1007/BF00471786

upstream raw materials:

2,4-dihydro-1,2,4-triazol-3-one

Downstream raw materials:

5-nitro-2-picryl-2,4-dihydro-3H-1,2,4-triazol-3-one-4-¹⁵N

5-nitro-2,4-dipicryl-2,4-dihydro-3H-1,2,4-triazol-3-one-4-¹⁵N

5-nitro-2,4-dipicryl-2,4-dihydro-3H-1,2,4-triazol-3-one

5-nitro-2-picryl-2,4-dihydro-3H-1,2,4-triazol-3-one

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