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    Academic Journals

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• TG-DTA-FTIR analysis and isoconversional reaction profiles for thermal and thermo-oxidative degradation processes in black chokeberry (Aroniamelanocarpa)

  Authors:Bojan Jankovic, Milena Marinovic-Cincovic, and Marija JankovicFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20166,789 words Report 1600LThe thermal and thermo-oxidative processes in Aroniamelanocarpa (black chokeberry) were investigated using combined thermo-analytical (TG-DTA) and spectroscopic (FTIR) experimental techniques. Isoconversional analysis...

• Plant waste residues as inducers of extracellular proteases for a deuteromycete fungus Trichoderma atroviride

  Authors:Matej Mat'at'a, Alzbeta Cibulova, L'udovit Varecka, and Martin SimkovicFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20165,686 words Report 1540LThe ability of Trichoderma atroviride F-534 to utilize plant waste byproducts derived from processing of vegetables and fruits, as the major source of organic carbon and nitrogen for growth and protease production, was...

• Use of dodecanoyl isothiocyanate as building block in synthesis of target benzothiazine, quinazoline, benzothiazole and thiourea derivatives

  Authors:Magdy M. Hemdan and Eman A. El-BordanyFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20163,576 words Report 1340LDodecanoyl isothiocyanate (I) reacts additively with anthranilic acid to afford derivatives of thiourea II and benzothiazine III in a one-pot reaction. The cyclisation of thiourea II was achieved using acetic anhydride...

• Effect of sample pre-treatment on isoflavones quantification in soybean

  Authors:Magdalena Wojciak-Kosior, Ireneusz Sowa, Grazyna Szymczak, Karolina Zapata, Ryszard Kocjan, and Tomasz BlicharskiFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20163,678 words Report 1350LHigh performance liquid chromatography is the most common technique for analysing isoflavones in soy; however, the appropriate sample pre-treatment is required, including extraction and, often, hydrolysis. In the...

• Simple and efficient treatment of high-strength industrial waste water using commercial zero-valent iron

  Authors:Yolanda Segura, Fernando Martinez, and Juan Antonio MeleroFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20164,787 words Report 1550LThe zero-valent iron (ZVI)/[H.sub.2][O.sub.2] Fenton system can be considered as an effective solution for the removal of many of the organic pollutants present in the waste waters generated by the drug manufacturing...

• UV light-assisted mineralisation and biodetoxification of Ponceau S with hydroxyl and sulfate radicals

  Authors:Mihir K. Sahoo, Morten Marbaniang, and Rajeshwar N. SharanFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20166,513 words Report 1440LThe present study reports simultaneous mineralisation and biodetoxification of Ponceau S (3-hydroxy-4-(2-sulfo-4-[4-sulfophenylazo]phenylazo)-2,7-naphthalenedisulfonic acid sodium salt), an azo dye, by UV light assisted...

• Enantiomeric purity control of R-cinacalcet in pharmaceutical product by capillary electrophoresis

  Authors:Pavlina Ginterova, Joanna Znaleziona, Radim Knob, Michal Dousa, Jan Petr, and Juraj SevcikFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20163,813 words Report 1250LThe capillary zone electrophoresis method was developed for the chiral separation of R,Scinacalcet. Cyclodextrins with different substituents were tested in both acidic and alkaline background electrolytes. The...

• Solvent-free synthesis of 6-unsubstituted dihydropyrimidinones using 2-pyrrolidonium bisulphate as efficient catalyst

  Authors:Heshmatollah Alinezhad, Mahmood Tajbakhsh, Mahboobeh Zare, and Mahbooeh MousaviFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20162,138 words Report 1450LA one-pot three-component Biginelli-like reaction of enaminones, aldehydes with urea/thiourea in the presence of 2-pyrrolidonium bisulphate as an acidic ionic liquid catalyst for the preparation of 6-unsubstituted...

• Measuring free ellagic acid: influence of extraction conditions on recovery by studying solubility and UV-Visible spectra

  Authors:David J. Williams, David Edwards, Mridusmita Chaliha, and Yasmina SultanbawaFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20165,303 words Report 1440LRecent investigations into plant tissues have indicated that the free form of the natural polyphenolic antioxidant, ellagic acid (EA), is much more plentiful than first envisaged; consequently a re-assessment of solvent...

• Flow field in a downward diverging channel and its application

  Authors:Marek Vecer and Kamil WichterleFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20163,852 words Report 1430LThe flow in a downward divergent channel turns out to be an interesting experimental setup for the observation of upward floating bubbles that appear to be levitating in view of the observer. A more detailed analysis of...

• Sensitive electrogravimetric immunoassay of hepatitis B surfaces antigen through hyperbranched polymer bridge linked to multiple secondary antibodies

  Authors:Li-Qiu Zhang, Hong-Xia Shen, Qiong Cheng, and Li-Chun LiuFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20164,364 words Report 1480LA method for using a hyperbranched polymer (HBP) as a bridge to link multiple secondary antibodies at HBP branches to amplify the detection response signal on a quartz crystal microbalance (QCM)-based sandwich-type...

• Bioremediation of PCB-contaminated sediments and evaluation of their pre- and post-treatment ecotoxicity

  Authors:Hana Dudasova, Katarina Laszlova, Lucia Lukacova, Marta Balascakova, Slavomira Murinova, and Katarina DercovaFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 20166,117 words Report 1430LThe paper deals with the application of two perspective and promising bioremediation approaches, bioaugmentation and biostimulation, applied to sediment contaminated with polychlorinated biphenyls (PCBs) with the aim to...

• Bimetallic nickel and palladium complexes for catalytic applications

  Authors:Shane C. Van Wyk, Martin O. Onani, and Ebbe NordlanderFrom:Chemical Papers (Vol. 70, Issue 8) Peer-Reviewed

  Aug. 201614,239 words Report 1280LSouth Africa is a mineral-rich country and one area in which minerals can be very important is catalysis. Over an extended period of time, homogeneous catalysis has grown to become very useful, particularly in the...