ammonium pertechnetate[99Tc]

Base Information

• Chemical Name: ammonium pertechnetate[99Tc]
• CAS No.: 34035-97-7
• Molecular Formula: H4N . O4 Tc
• Molecular Weight: 179.943
• Hs Code.: 2923900090
• Wikidata: Q19903287
• Mol file: 34035-97-7.mol

Synonyms:ammonium pertechnetate;NH4TcO4

Chemical Property of ammonium pertechnetate[99Tc]

Chemical Property:

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 26.30000
• Density: g/cm³
• LogP: -0.21180
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 0
• Exact Mass: 180.920282
• Heavy Atom Count: 6
• Complexity: 95.8

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Physical/Radiation -> Radioactive Compounds
• Canonical SMILES: [NH4+].[O-][Tc](=O)(=O)=O
• Isomeric SMILES: [NH4+].[O-][99Tc](=O)(=O)=O

Technology Process of ammonium pertechnetate[99Tc]

There total 5 articles about ammonium pertechnetate[99Tc] 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:

ammonium hydroxide + technetium(IV) oxide → ammonium pertechnetate (34035-97-7)

Guidance literature:

With H₂O₂; In water; TcO2 dissolved in NH4OH and H2O2 (30 wt % aq. soln.) according to Cotelle, S.; Haissinsky, M. Compt. Rend., 1938, 206, 1644; recrystd. three times; dried to constant weight;

DOI:10.1021/ja047447i

Reference yield:

2NH4(1+)*{Tc(NCS)6}(2-)=(NH4)2{Tc(NCS)6} → ammonium pertechnetate (34035-97-7)

Guidance literature:

With H₂O₂; In water; reaction with 30 % H2O2 in water in acidic and neutral media;

DOI:10.1021/ic50207a001

Reference yield:

technetium → ammonium pertechnetate (34035-97-7)

Guidance literature:

With ammonia; nitric acid; In potassium hydroxide; Electrochem. Process; TcO2 was electrodeposited at applied voltage of 3.0 V; oxidation by diluted nitric acid; exposed to NH3-vapor for 5-10 min;

DOI:10.1103/PhysRevB.42.643

upstream raw materials:

dihydrogen peroxide

ammonia

Downstream raw materials:

tellurium(IV) oxide

Tc(CN-t-Bu)6}(PF₆)

trans-oxohydroxobis(1,2-bis(dimethylphosphino)ethane)technetium-(V) hexafluorophosphate

trans-oxohydroxobis(1,2-bis(diethylphosphino)ethane)technetium(V) hexafluorophosphate

Refernces

• 1、 Koever, L.,Cserny, I.,Brabec, V.,Fiser, M.,Dragoun, O.,Novak, J.. "". . . Retrieved 1990.