The thermophysical parameters, viz. excess molar volume (VE), viscosity (η), speed of sound (u) and spectroscopic parameter (FTIR) have been measured for binary mixtures of 3-chloroaniline with isomeric butanols (1-butanol, 2-butanol and 2-methyl-2-propanol) over the entire range of mole fracti...

The densities (ρ) and viscosities (η) are reported for binary mixtures of 3-chloroaniline with carboxylic acids such as ethanoic acid, propionic acid and butanoic acid over the entire range of mole fractions at T = (303.15–318.15) K and at constant atmospheric pressure. The excess properties ...

Excess volume (VE), isentropic compressibility (ks) and excess isentropic compressibility (ksE) for the binary mixtures of o-chlorotoluene with 1-propanol, 1-butanol, 1-pentanol, 1-hexanol and 1-heptanol over the temperature range from (298.15 to 308.15) K and at atmospheric pressure were derive...

About 60,000–70,000 tons of 2-chlorotoluene, which shows high toxicity in aquatic ecosystems, are produced worldwide and used in a tremendous field of applications. However, clear proofs of biodegradation were only presented for Comamonas testosteroni KT5 and Rhodococcus sp. OCT10. Hence, this ...

Nearly-free internal rotation produces huge (>1 GHz) tunneling splittings in the rotational spectrum of meta-chlorotoluene. Additionally, the simultaneous presence of two chlorine (35Cl and 37Cl) isotopologues results in dense spectra with complicated hyperfine patterns, hampering the spectral a...

The kinetics of o-chlorotoluene hydrogenolysis in the presence of 3%, 5% and 10% Pd/C catalysts was experimentally investigated in an alkaline – n-heptane – gaseous hydrogen system. The main product of hydrogenolysis was toluene. Kinetic characteristics for the reaction were obtained at temper...

The densities (ρ), ultrasonic speeds (u), and viscosities (η) are reported for binary mixtures of 3-chloroaniline with isomeric chlorotoluenes such as o-chlorotoluene (o-CT), m-chlorotoluene (m-CT), and p-chlorotoluene (p-CT) over the entire range of mole fractions at 303.15, 308.15, 313.15 an...

The oxidative degradation of a potential pollutant, m-cresol with ozone was investigated both in the absence and presence of a catalyst. The oxidation reaction was studied as a function of time, where aliquots were drawn in every reaction from 3 to 24 h and dissolved in an absolute ethanol. The ...

The vapour pressures of (2-methylpyridine+methylbenzene), (2,4-dimethylpyridine+1,2-dimethylbenzene), and (2,6-dimethylpyridine+1,2- or 1,3- or 1,4-dimethylbenzene or ethylbenzene) have been measured at T = 373.15 K using the ebulliometric method. The excess molar Gibbs energies were calculated.

The distribution, excretion and metabolism of 1,3-dibromobenzene following a single i.p. administration to rats 100 or 300 mg/kg was investigated using radiotracer [3H] and GC-MS technique.After 72 hours about 74 to 90% were excreted in urine. The highest radioactivity was observed in the liver,...

In the current study, α-aminophosphonates containing thiadiazole moiety (1–4) was synthesized, characterized and their antioxidant and anticancer activities were carried out. The compounds (1–4) were synthesized from the reaction of 2-amino-5-methyl-1,3,4-thiadiazole with various aldehydes, t...

Some zinc(II), cadmium(II) and mercury(II) complexes of 2-amino-5-methyl-1,3,4-thiadiazole (Matz or L) were prepared and studied by conductometric and i.r. methods: ZnL2X2 (X  Cl, Br, I, SCN, OAc), ZnL3A2 (A  NO3, ClO4), CdLX2 (X  Cl, Br, SCN), CdL2X2 (X  I, OAc), CdL6A2 (A  NO3, ClO4)...

The following complexes of 2-amino-5-methyl-1,3,4-thiadiazole (L) have been prepared and studied: CoL2X2 (X = Cl, Br, I, OAc), pseudotetrahedral with C2v symmetry; ML4(NO3)2 (M = Co, Ni), octahedral with uncoordinated NO−3 ionic groups; NiLCl2, NiL1.5Br2·0.025EtOH, NiL2I2·0.75EtOH, with octahe...

Some palladium(II) halide complexes with 2,5-dimethyl- (DTZ), 2-amino- (ATZ), 2-amino-5-methyl- (MATZ), 2-ethylamino- (EATZ) and 2-mercapto-5-methyl-1,3,4-thiadiazole (MTTZ) have been prepared and studied: PdX2 · 2L (L = DTZ, ATZ, MATZ : X = Cl, Br, I; L = EATZ: X = Br, I; L = MTTZ: X = I), PdC...

The copper(I) and silver(I) complexes of 2-amino-5-methyl-1,3,4- thiadiazole (MATZ = L) CuL3X (X = Cl, ClO4), CuL1.5 Br, CuLI, AgLX (X = ClO4, CF3COO, 12SO4), AgL2.5X (X = BF4, NO3) and 2,5-dimethyl-1,3,4-thiadiazole (DTZ = L′) CuL′0.5X (X = Cl, I), CuL′Br, AgL′X (X = ClO4, CF3COO), AgL′0.5...

A multifunctional resistive switching memory devices with the typical sandwich structure of Al/Poly(4-vinylphenol) (PVP)+2-Amino-5-methyl-1,3,4-thiadiazole/Al is fabricated. Al as the bottom and top electrodes is easy to realize by simple thermal evaporation process, and a PVP and 2-Amino-5-meth...

Ionic liquids (ILs) are a series of stable, non-flammable, non-volatile organic compounds containing only ionic species. ILs can be used to make stable electrolyte solutions with low viscosity and high conductivity for electrochemical energy storage and conversion devices such as lithium ion bat...

The thermal stability and non-isothermal decomposition kinetics of the terpolymer poly (lactide-co-propylene carbonate) (PLAPC) were studied by thermogravimetric and derivative thermogravimetric analyses with multiple heating rates (2.5, 5, 10, 20 °C min−1) under nitrogen gas atmosphere. The mi...

The use of various harmful organic solvents for microparticle formulations is still widespread. Here, an alternative low toxicity solvent (propylene carbonate; PC) is proposed for the preparation of poly(lactic-co-glycolic-acid) (PLGA) microparticles. Based on the classical emulsification-solven...

Kinetic modeling of carboxylation of propylene oxide with CO2 to propylene carbonate has been investigated in a semi-batch slurry reactor. Propylene oxide can be selectively transformed into propylene carbonate (selectivity: 99+%) in the presence of ion exchange resin catalysts with basic functi...