Results 261 to 270 of about 18,528 (310)
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Antiradiation compounds XVII: binding ability of radiation-protective N-heterocyclic aminoethyl disulfides and thiosulfates to DNA.

Journal of Pharmacy and Science, 1980
Binding parameters for a series of N-heterocyclic aminoethyl disulfides and thiosulfates to DNA were determined at different ionic strengths and pH values.
W. Foye   +2 more
semanticscholar   +1 more source

Antimicrobial activity of organic thiosulfates (Bunte salts).

Pharmazie, 1998
A number of organic thiosulfates (Bunte salts) were prepared from appropriate primary bromides or iodides. In the case of substrates with long aliphatic chains, an addition of benzyltrimethylammonium chloride as phase transfer catalyst was very ...
J. Stefanska   +3 more
semanticscholar   +1 more source

The impact of thiosulfate oxidation products on the oxidation of gold in ammonia thiosulfate solutions

Minerals Engineering, 2003
Abstract The continued use of cyanide in the recovery of gold is being questioned due to environmental and public concerns. The present paper describes research into the gold thiosulfate leaching system, which is considered to be the most promising alternative to cyanide.
Paul L Breuer   +2 more
openaire   +2 more sources

Metal-binding abilities of radioprotective organic thiosulfates.

Journal of Pharmacy and Science, 1971
Ionization constants and stability constants for the complexation of Cu(II), Al(III), and Fe(III) ions by several aminoalkane and cyanoalkane thiosulfates were determined.
W. Foye, C. M. Kim
semanticscholar   +1 more source

Protective effect of thiosulfate and metabolic thiosulfate precursors against toxicity of nitrogen mustard (HN2)

Biochemical Pharmacology, 1973
Abstract Pharmacokinetic aspects of the protection by thiosulfate against HN 2 toxicity have been studied in mice. Determinations of blood concentrations of HN 2 following subcutaneous injection of the compound demonstrated a rapid resorption of the latter followed by a slower elimination from the blood stream.
Bo Sörbo, Auli Fasth
openaire   +3 more sources

COMPARATIVE REACTIVITIES OF ALKYL SELENOSULFATES (SELENO-BUNTE SALTS) AND ALKYL THIOSULFATES (BUNTE SALTS) WITH CYSTEINE

, 1977
The comparative reactivities towards cysteine (CySH) of potassium benzyl selenosulfate, potassium p-nitrobenzyl selenosulfate and their thiosulfate isologues have been examined in neutral and slightly acidic media.
A. Scarf, E. R. Cole, P. Southwell-keely
semanticscholar   +1 more source

Synthesis and antimalarial activity of heterocyclic alkyl disulfides, thiosulfates, and dithio acid derivatives.

Journal of Pharmacy and Science, 1975
Based on the antimalarial activity in mice of bis(4-rho-acetamidobenzenesulfonamidophenyl) disulfide, a series of N-heterocyclic alkyl disulfides and thiosulfates was synthesized and screened for antimalarial activity.
W. Foye   +3 more
semanticscholar   +1 more source

Effect of Thiosulfate on Metastable Pitting of 304L and S32101 in Chloride- and Thiosulfate-Containing Environment

Corrosion, 2016
The effect of thiosulfate addition on the metastable pitting behavior of stainless steels 304L (UNS S30403) and lean duplex stainless steel (LDX2101, UNS S32101) in 0.6 M NaCl solution was studied. It was found that metastable pits initiate preferentially on the ferritic phase of S32101.
Preet M. Singh   +3 more
openaire   +2 more sources

Sm/I2-Mediated Selective Cleavage of the S-S or C-S Bonds of Sodium (Z)-Allyl Thiosulfates in Aqueous Media: Selective Formation of Di(Z-allyl) Disulfides or (2E)-Methyl Cinnamic Esters

, 2006
Selective cleavage of the S-S or C-S bonds in sodium (Z)-allyl thiosulfates in the presence of a Sm/I 2 -system was achieved to form the corresponding di(Z-allyl) disulfides or (2E)-methyl cinnamic esters in moderate to good yields in aqueous media.
Yunkui Liu   +4 more
semanticscholar   +1 more source

The catalytic decomposition of thiosulfate by pyrite

Applied Surface Science, 2018
Abstract The rate-limiting step during catalytic decomposition of thiosulfate by pyrite was studied in detail in this paper. The results show that Co and Ni impurities in synthetic pyrite increase thiosulfate decomposition, but F impurities in synthetic pyrite reduce thiosulfate decomposition.
Qiang Wang   +6 more
openaire   +2 more sources

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