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Alcohol-Based Michaelis-Arbuzov Reaction: an Efficient and Environmentally-Benign Way for C-P(O) Bond Formation

Green Chem., 2018, Accepted Manuscript
DOI: 10.1039/C8GC00931G, CommunicationXiantao Ma, Qing Xu, Huan Li, Chenliang Su, Lei Yu, Xu Zhang, Hongen Cao, Li-Biao Han
The famous Michaelis-Arbuzov reaction is extensively used both in the laboratory and industry to manufacture tons of the widely-useful organophosphoryl compounds every year. However, this method and the modified Michaelis-Arbuzov...
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Categories: Green Technology News

Synthesis of pH-cleavable poly(trimethylene carbonate)-based block copolymers via ROP and RAFT polymerization

RSC - Polym. Chem. latest articles - 2 hours 40 min ago
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C8PY00606G, PaperJingjiang Sun, Stefan Fransen, Xiaoqian Yu, Dirk Kuckling
In this work, poly(dimethylacrylamide)-b-poly(trimethylene carbonate) (PDMAAm-b-PTMC) block copolymers containing a pH-sensitive imine linkage were successfully synthesized by combination of ring-opening polymerization (ROP) and reversible addition-fragmentation chain transfer (RAFT) polymerization. A...
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Categories: Polymer Science News

Ionic liquid-based air-assisted liquid-liquid microextraction combined with dispersive micro-solid phase extraction for the preconcentration of copper in water samples

RSC - Anal. Methods latest articles - Wed, 05/23/2018 - 22:52
Anal. Methods, 2018, Accepted Manuscript
DOI: 10.1039/C8AY00800K, PaperWeimin Du, Li Yao, Jianfeng Bian, Yang Liu, Xie Wang, Jianhua Zhang, Liangyu Pang
Ionic liquid-based air-assisted liquid-liquid microextraction (IL-AALLME) combined with dispersive micro-solid phase extraction (D-[small mu ]-SPE) was applied for the extraction and preconcentration of Cu prior to analysis by graphite furnace atomic absorption...
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Historic Step Forward for Offshore Wind Power in New England

Alternative Energy - Wed, 05/23/2018 - 17:05
Developers Selected to Build America’s Two Largest Offshore Wind Projects
Categories: Green Technology News

A label-free ultrasensitive and selective strategy for Pb(II) assay by a multifunctional DNA probe-mediated rolling-circle amplified synthesis of G-quadruplex

RSC - Anal. Methods latest articles - Wed, 05/23/2018 - 13:43
Anal. Methods, 2018, Accepted Manuscript
DOI: 10.1039/C8AY00762D, PaperYong-Sheng Wang, Xiao-Feng Wang, Xilin Xiao, Wenbo Lan, Bin Zhou, Si-Han Chen, Jin-Hua Xue
We report a label-free ultrasensitive and selective strategy for Pb(II) assay by a multifunctional DNA probe (MDP)-mediated rolling-circle amplified synthesis of G-quadruplex. The MDP acted as a target recognition probe,...
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ipso-Arylative polymerization as a route to [small pi]-conjugated polymers: Synthesis of poly(3-hexylthiophene)

RSC - Polym. Chem. latest articles - Wed, 05/23/2018 - 13:43
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C8PY00605A, PaperFeng-Yang Shih, Sisi Tian, Nicholas Gallagher, Young Seok Park, Robert B. Bernard Grubbs
ipso-Arylative cross-coupling with two 3-hexylthiophene derivatives, 5-bromo-4-hexylthiophen-2-yl)diphenylmethanol and 2-(5-bromo-4-hexylthiophen-2-yl)propan-2-ol, has been used to prepare poly(3-hexylhiophene) (P3HT) as a model conjugated polymer. P3HT with number-average molecular weights ranging from 8-20 kg/mol...
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Categories: Polymer Science News

Bold action places New Jersey in pole position on clean energy

Alternative Energy - Wed, 05/23/2018 - 13:42
New energy bill creates 50 percent renewable standard by 2030 and commits to 3,500 MW of offshore wind power
Categories: Green Technology News

Michigan State University Migrates to Next Generation Aircuity Platform

Alternative Energy - Wed, 05/23/2018 - 11:57
Aircuity 2.0 immediately provided insight for Industrial Hygiene Department
Categories: Green Technology News

Aircuity to Begin Installation at Virginia Commonwealth University

Alternative Energy - Wed, 05/23/2018 - 11:57
Aircuity will improve airside efficiency in three laboratory research buildings and address deferred maintenance projects
Categories: Green Technology News

Examples of unwanted variation when characterising dissolved organic matter using direct injection electrospray mass spectrometry and chemometrics

RSC - Anal. Methods latest articles - Wed, 05/23/2018 - 10:36
Anal. Methods, 2018, Accepted Manuscript
DOI: 10.1039/C8AY00226F, PaperNikoline Juul Nielsen, Peter Christensen, Colin Stedmon, Jan Christensen
We describe a methodology for comparing and contrasting a large number of dissolved organic matter samples based on their electrospray ionization mass spectral characteristics. The analytical process and especially the...
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Synthesis of block copolymers using end-functionalized polyacetylenes as macroinitiators

RSC - Polym. Chem. latest articles - Wed, 05/23/2018 - 10:36
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C8PY00598B, PaperMasashi Shiotsuki, Kei Takahashi, Jesus Rodriguez Castanon, Fumio Sanda
Polyacetylenes substituted with phenyl, N-tert-butoxycarbonyl-ʟ-valine 4-anilide, and (S)-1-(acetoxy)ethyl groups with number-average molecular weights ranging from 3800 to 13500 were synthesized by the polymerization of the corresponding acetylene monomers using [{1,1'-bis(diphenylphosphino)ferrocene}PdBr(C6H4-o-CH2OH)]...
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Categories: Polymer Science News

IGS SOLAR TURNS ON SOLAR ARRAY FOR ST. JAMES PARISH AND SCHOOLS

Alternative Energy - Wed, 05/23/2018 - 10:23
The two systems installed utilize a total of 1,224 panels, and is sized at 412 kW (DC). Combined, the buildings use 1.35 million kWh annually, and the arrays will meet approximately a third of that total annual electricity usage.
Categories: Green Technology News

Solar Energy Storage Problem May be Solved in New Single-System Technology

Generating power from the sun isn’t the problem. The technology has been there for decades. Storing that power efficiently, however, has been a challenge. Until now.
Categories: Green Technology News

sonnen Closes New €60 Million Financing Round and Adds Shell Ventures as New Investor

Alternative Energy - Wed, 05/23/2018 - 08:45
sonnen is pleased to announce the closing of its latest financing round of €60 million, led by Shell Ventures and significantly supported by all existing investors. The investment enables sonnen to expand its strategy of rapid international growth and to further enhance its pioneering position as the "utility of the future."
Categories: Green Technology News

Navigant Research Report Shows a New Generation of Projects Combining Energy Storage with Fossil Fuel Generators Is Shifting the Traditional Paradigm

Alternative Energy - Wed, 05/23/2018 - 08:43
Market conditions and policies are driving acquisitions and new hybrid projects from incumbent generator providers, and new products and services are emerging
Categories: Green Technology News

Motorsport legend Jutta Kleinschmidt to speak at Electrify Europe

Alternative Energy - Wed, 05/23/2018 - 08:39
Kleinschmidt will participate in multiple sessions and judge the Electrify Innovation Challenge
Categories: Green Technology News

Hyperbranched Polypeptides Synthesized from Phototriggered ROP of a Photocaged Nε-[1-(2-nitrophenyl)ethoxycarbonyl]-L-Lysine-N-Carboxyanhydride: Microstructures and Effects of Irradiation Intensity and Nitrogen Flow Rate

RSC - Polym. Chem. latest articles - Wed, 05/23/2018 - 07:33
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C8PY00641E, PaperPan Li, Yingying Song, Chang-Ming Dong
The controlled polymerization to synthesize the hyperbranched polypeptides with tunable degree of branching (DB) and molecular weight (MW) is still challenging in synthetic polypeptides and their biomaterials fields. A new...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Poly(2-isopropenyl-2-oxazoline) as versatile platform towards thermoresponsive copolymers

RSC - Polym. Chem. latest articles - Wed, 05/23/2018 - 06:33
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C8PY00612A, PaperFlorica Adriana Jerca, Valentin Victor Jerca, Alina Anghelache, Dumitru Vuluga, Richard Hoogenboom
The present study describes the synthesis of thermoresponsive polymers with tailorable properties using a simple straightforward and robust polymer modification approach. Herein we first report a simple strategy to obtain...
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Categories: Polymer Science News

Coordinative chain transfer copolymerization of ethylene and styrene using an ansa-bis(fluorenyl) neodymium complex and a dialkylmagnesium

RSC - Polym. Chem. latest articles - Wed, 05/23/2018 - 06:33
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C8PY00712H, PaperWinnie Nzahou Ottou, Sebastien Norsic, Marie-Noelle Poradowski, Lionel Perrin, Franck D'Agosto, Christophe Boisson
Coordinative chain transfer copolymerization of ethylene and styrene was successfully achieved using an ansa-bisfluorenyl neodymium complex, a dialkylmagnesium as a chain agent transfer and di-n-butylether (Bu2O) as co-solvent. Under these...
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Categories: Polymer Science News

Catalyst-free three-component synthesis of highly functionalized 2,3-dihydropyrroles

RSC - Green Chem. latest articles - Wed, 05/23/2018 - 05:33

Green Chem., 2018, Advance Article
DOI: 10.1039/C8GC00987B, PaperDong Wang, Linna Li, Hairong Feng, Hua Sun, Fabrice Almeida-Veloso, Marine Charavin, Peng Yu, Laurent Desaubry
An efficient catalyst-free synthesis of fully substituted 2,3-dihydropyrroles has been achieved in one step through the three-component reaction of amines, aromatic aldehydes and [small alpha]-ketoamides.
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The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Green Technology News

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