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Solid-phase extraction of chromium(III) with an ion-imprinted functionalized attapulgite sorbent prepared by a surface imprinting technique

RSC - Anal. Methods latest articles - Wed, 05/17/2017 - 06:21
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00346C, PaperZhenhua Li, Wei Kou, Shang Wu, Lan Wu
A new chromium(III)-imprinted azodicarbonamide-functionalized attapulgite sorbent was synthesized by a surface imprinting technique and was employed as a selective solid-phase extraction material for speciation analysis of chromium(III) in environmental water...
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Gas Chromatography and Diode Array Detection for the Direct Measurement of Carbon Disulfide in Challenging Matrices

RSC - Anal. Methods latest articles - Wed, 05/17/2017 - 06:21
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00392G, PaperRonda Gras, Jim Luong, Robert A. Shellie
A fast and reliable gas chromatographic technique for the direct measurement of parts-per-billion level of carbon disulfide in various segments such as hydrocarbon processing, flavour and odour, food packaging, and...
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NIR fluorescence detection of dopamine using 3-aminophenyl boronic acid-functionalized and lysozyme-templated gold nanoclusters

RSC - Anal. Methods latest articles - Wed, 05/17/2017 - 06:21
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00191F, CommunicationTongsheng Zhong, YIN Zhifang, GAO Peiyi, shasheng huang
In the communication, we proposed a phenylboronic acid-functionalized gold nanocluster (APBA-Lys-AuNCs) using lysozyme as a reducing reagent and capping ligand. The fluorescence quenching method was performed for the selective detection...
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On-line extraction and determination of residual sulfathiazole in pharmaceutical wastewater with molecularly imprinted polymers in a packed cartridge coupled with high-performance liquid chromatography

RSC - Anal. Methods latest articles - Wed, 05/17/2017 - 06:21

Anal. Methods, 2017, Advance Article
DOI: 10.1039/C7AY00131B, PaperMohammad Ali Zazouli, Behrouz Akbari-adergani, Mehran Javanbakht, Mohammad Mahdi Moein
A new, rapid and sensitive on-line extraction and determination technique was developed with molecularly imprinted polymers (MIPs) in a packed cartridge.
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Supercritical fluid (CO2) chromatography for quantitative determination of selected cancer therapeutic drugs in the prescence of potential impurities in injection formulations

RSC - Anal. Methods latest articles - Wed, 05/17/2017 - 06:21

Anal. Methods, 2017, Advance Article
DOI: 10.1039/C7AY00779E, PaperVenkata Narasimha Rao G., Ravi B., Jalandhar D., Manoj P., R. Venkata Nadh
In the present study, two cancer therapeutic drugs (docetaxel and bortezomib) were separated from their potential impurities on a chromatographic platform by utilizing CO2 gas (supercritical state) and quantified.
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Bright Red Fluorescent Conjugated Polymer Nanoparticles with Dibenzopyran as Electron Donor for Cell Imaging

RSC - Anal. Methods latest articles - Wed, 05/17/2017 - 06:21
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00585G, PaperMengyue Fan, Yuanyuan Zhou, Yijing Guo, Jinsheng Song, Xinrui Duan
Fluorescent conjugated polymers have been successfully used to make CPNs for cellular imaging, bio-orthogonal labeling, and in vivo tumor targeting, since CPNs have superior bright fluorescent emission and photo-stability. However,...
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A Beryllium-Selective Microcantilever Sensor Modified with Benzo-9-crown-3 Functionalized Polymer Brushes

RSC - Anal. Methods latest articles - Wed, 05/17/2017 - 06:21
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00490G, PaperRongpeng Peng, Ling-Bao Xing, Xiao-Jun Wang, Cheng-Juan Wu, Bin Chen, Frank (Haifeng) Ji, Li-Zhu Wu, Chen-Ho Tung
A benzo-9-crown-3 functionalized polymer brush was prepared via surface-initiated atom transfer radical polymerization on the gold surface of microcantilevers for selective detection of Be2+. Other metal ions, such as Li+,...
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Laboratory analytical methods applied in the early detection of cancers by tumor biomarker

RSC - Anal. Methods latest articles - Wed, 05/17/2017 - 06:21
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00926G, Minireviewweizhong wang, yan yu, xiuqing zhang, xiangmin tong
Cancer threatens the health of the human being nowadays, and it has a high mortality all over the world. Early detection of cancer is the key to the prevention and...
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Challenges and Recommendations for Environmental Sustainability Assessments of Pharmaceutical Products in the Healthcare Sector

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC00833C, PerspectiveWouter De Soete, Concepcion Jimenez-Gonzalez, Phil Dahlin, Jo Dewulf
With healthcare representing a significant portion of the global economy, it is important to be able to understand the environmental impacts of this industry due to its size and nature...
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Categories: Green Technology News

Hierarchically porous Sn-[small beta] zeolites via an OSDA-free synthesis

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC01040K, CommunicationJikang Yao, Kairui Fu, Yi-Chen Wang, Tianduo Li, Haixia Liu, Jingui Wang
Hierarchically porous Sn-[small beta] zeolites were for the first time synthesized via a low-cost and environmentally-benign strategy without using organic structure directing agent, which still showed higher catalytic performance for triose...
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Categories: Green Technology News

Synthesis of 2-Subsitituted Quinazolines by CsOH-Mediated Direct Aerobic Oxidative Cyclocondensation of 2-Aminoarylmethanols with Nitriles in Air

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC00977A, CommunicationSong Yao, Kaijing Zhou, Jiabing Wang, Hongen Cao, Lei Yu, Jianzhang Wu, Peihong Qiu, Qing Xu
By using air as the superior oxidant, a highly atom-efficient synthesis of 2-subsitituted quinazolines is developed by a CsOH-mediated direct aerobic oxidative reaction of the readily available and stable 2-aminoarylmethanols...
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Categories: Green Technology News

Valorisation of agricultural waste with adsorption/nanofiltration hybrid process: from materials to sustainable process design

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC00912G, PaperChristos Didaskalou, Sibel Buyuktiryaki, Rustem Kecili, Claudio P. Fonte, Gyorgy Szekely
Downstream processing is considered to be the bottleneck in pharmaceutical manufacturing because its development has not kept pace with upstream production. In some cases, the lack of efficient downstream processing...
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Categories: Green Technology News

Harvesting renewable energy with chemistry

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21

Green Chem., 2017, Advance Article
DOI: 10.1039/C7GC90045G, EditorialWalter Leitner, Elsje Alessandra Quadrelli, Robert Schlogl
Guest Editors Walter Leitner, Elsje Alessandra Quadrelli and Robert Schlogl introduce the Green Chemistry themed issue on "Harvesting Renewable Energy with Chemistry".
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Categories: Green Technology News

Synthesis of potential bisphenol A substitutes by isomerising metathesis of renewable raw materials

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC00553A, PaperAndrada Stefania Trita, Lena Charlotte Over, Jacqueline Pollini, Sabrina Baader, Sven Riegsinger, Michael A. R. Meier, Lukas J Goossen
Isomerising metathesis is introduced as a sustainable method to produce dihydroxystilbene derivatives from eugenol, a clove oil ingredient, and of cardanol from cashew nut shell liquid. Hydrogenation of the dihydroxystilbenes...
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Categories: Green Technology News

One-pot integrated biofuel production using low-cost biocompatible protic ionic liquids

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC01179B, PaperJian Sun, Suryanarayana Konda, Parthasarathi Ramakrishnan, Tanmoy Dutta, Marat Valiev, Feng Xu, Blake Simmons, Seema Singh
Transformation of biomass into liquid fuels is of great importance. Previous work has demonstrated the ability of specific ionic liquids (ILs), such as 1-ethyl-3-methylimidazolium acetate ([C2C1Im][OAc]), and cholinium lysinate ([Ch][Lys]),...
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Categories: Green Technology News

Aqueous 1,3-dipolar cycloadditions promoted by copper nanoparticles in polydiacetylene micelles

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC01017F, PaperDamien Clarisse, Praveen Prakash, Valerie GEERTSEN, Frederic Miserque, Edmond Gravel, Eric Doris
A novel colloidal catalyst was developed through the encapsulation of cuprous oxide nanoparticles in polydiacetylene micelles. The Cu-based catalyst was applied to the Huisgen cycloaddition reaction in fully aqueous medium....
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Categories: Green Technology News

One-Pot Sustainable Synthesis of Tertiary Alcohols by Combining Ruthenium-Catalysed Isomerisation of Allylic Alcohols and Chemoselective Addition of Polar Organometallic Reagents in Deep Eutectic Solvents

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC00458C, PaperJoaquin Garcia-Alvarez, Vito Capriati, Maria Jesus Rodriguez-Alvarez, Luciana Cicco, Filippo Maria Perna
The Ru(IV)-catalysed redox isomerisation of allylic alcohols has, for the first time, been successfully assembled with the chemoselective addition of organolithium or organomagnesium reagents to the in situ formed ketones,...
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Categories: Green Technology News

Aqueous phase reforming of glycerol using doped graphenes as metal-free catalysts

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC01058C, PaperIvan Esteve-Adell, Bertrand Crapart, Ana Primo, Philippe Serp, Hermenegildo Garcia
Boron-doped graphene obtained by pyrolysis at 900 oC of the boric acid ester of alginate was found the most active graphene among a series of doped and co-doped graphenes to...
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Categories: Green Technology News

Fe/ppm Cu nanoparticles as a recyclable catalyst for click reactions in water at room temperature

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21

Green Chem., 2017, Advance Article
DOI: 10.1039/C7GC00883J, CommunicationAurelien Adenot, Evan B. Landstrom, Fabrice Gallou, Bruce H. Lipshutz
Nanomicelles housing a terminal alkyne and azide are delivered to ppm Cu-containing nanoparticles that catalyse click reactions in water at rt.
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Categories: Green Technology News

Solar-driven alumina calcination for CO2 mitigation and improved product quality

RSC - Green Chem. latest articles - Wed, 05/17/2017 - 06:21
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC00585G, PaperDominic Davis, Fabian Muller, Woei Saw, Aldo Steinfeld, Graham J Nathan
We report on the first-of-a-kind experimental demonstration of the calcination of alumina with concentrated solar thermal (CST) radiation at radiative fluxes up to 2190 suns using a 5 kW novel...
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Categories: Green Technology News

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