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Innovation developing

Because of the complexity of the polyether antibiotics tittle progress has been made in stmcture determination by the chemical degradation route. X-ray methods were the techniques most successfully applied for the early stmcture elucidations. Monensin, X206, lasalocid, lysocellin, and salinomycin were included in nineteen distinct polyether x-ray analyses reported in 1983 (190). Use of mass spectrometry (191), and H (192) and nmr (141) are also reviewed. More recently, innovative developments in these latter techniques have resulted in increased applications for stmcture determinations. Eor example, heteronuclear multiple bond connectivity (hmbc) and homonuclear Hartmann-Hahn spectroscopy were used to solve the stmcture of portimicin (14) (193). East atom bombardment mass spectrometry was used in solving the stmctures of maduramicin alpha and co-factors (58). [Pg.172]

In this section, the latest developments and recent publications on the biosynthesis of A9-THC and related cannabinoids as precursors are discussed. Special points of interests are the genetic aspects, enzyme regulation, and the environmental factors that have an influence on the cannabinoid content in the plant. Because of new and innovative developments in biotechnology we will give a short overview of new strategies for cannabinoid production in plant cell cultures and in heterologous organisms. [Pg.7]

Numerous applications for biocides have been found in fields as diverse as ethical pharmaceuticals and cat litter products. The aim of this Cl book is two-fold to provide a comprehensive guide to the use of biocides across a range of applications and to aid in the selection of a biocide that is "fit for purpose". It covers a Cl cross-section of traditional measures, novel ideas and innovative developments, as well as addressing the biocides market, the political outlook and future trends of biocide use. [Pg.170]

Effective protection requires at the very least reimbursement for innovators development costs, that is, the costs of producing an original innovation which are not incurred again when the innovator produces new units, and which competitors will not incur even in the first unit they produce. An optimal protection system should offer additional incentives. It should compensate not only development costs but also the risk involved in innovating, and it should internalize society s preferences for certain types of good. Society values some innovations more than others, and thus reward merely for the risk involved in innovating would be insufficient. The size of this additional... [Pg.22]

Wood [127] reported an innovative development of the Barton-McCombie deoxygenation of alcohols allowed to work under tin-free conditions. A trimethylborane-water complex proves to be an efficient reagent for the reduction of xanthates. Complexation of water by trimethylborane induces a strong decrease of O - H bond dissociation energy from 116 kcal/mol (water) to 86 kcal/mol (Me3B-water complex). [Pg.112]

In this chapter, the recent advances in amidocarbonylations, cyclohydrocarbonylations, aminocarbonylations, cascade carbonylative cyclizations, carbonylative ring-expansion reactions, thiocarbonylations, and related reactions are reviewed and the scope and mechanisms of these reactions are discussed. It is clear that these carbonylation reactions play important roles in synthetic organic chemistry as well as organometallic chemistry. Some of the reactions have already been used in industrial processes and many others have high potential to become commercial processes in the future. The use of microwave irradiation and substitutes of carbon monoxide has made carbonylation processes suitable for combinatorial chemistry and laboratory syntheses without using carbon monoxide gas. The use of non-conventional reaction media such as SCCO2 and ionic liquids makes product separation and catalyst recovery/reuse easier. Thus, these processes can be operated in an environmentally friendly manner. Judging from the innovative developments in various carbonylations in the last decade, it is easy to anticipate that newer and creative advances will be made in the next decade in carbonylation reactions and processes. [Pg.552]

The purpose of this series is to meet the current and future needs for the interaction between various science and technology areas on the one hand and mathematics on the other. This is done, firstly, by encouraging the ways that that mathematics may be applied in traditional areas, as well as point towards new and innovative areas of applications and, secondly, by encouraging other scientific disciplines to engage in a dialog with mathematicians outlining their problems to both access new methods and suggest innovative developments within mathematics itself. [Pg.443]

A dewatering bin system is one in which the coke and water fall from the coke drum into a crusher and then, either by gravity or by slurry pump, are directed to a dewatering bin. In a gravity flow system, an innovation developed by Foster Wheeler, the coke drum and crusher are mounted on top of the dewatering bin. In a slurry system the crushed coke is pumped from a sump located directly below the coke drum and crusher to the dewatering bin. [Pg.168]

These interpolymers based on ethylene and styrene are an integral part of an exciting new generic class of materials, offering unique opportunities for innovative developments in basic polymer chemistry, catalyst and process development, materials science and engineering and application technology. [Pg.627]

Innovation. Developing a procurement capability that is intimately linked to the innovation priorities of the company can significantly boost innovation rates. Many segments of the chemical industry are experiencing increased pressure to lift their innovation rate. The focus here is not only on creating completely new products, but frequently involves innovations in product characteristics and applications development (e.g., ceramics, performance plastics) or process optimization (e.g., commodity chemicals). [Pg.140]

On the other hand, as soon as a useful innovation develops to fitness, it rapidly becomes public property and is soon perfected. For example, in 1946, when the technique of broadcasting images via radio waves to receivers which then project them onto a picture tube became ripe for general use, 6,000 television sets soon enriched households in the United States with this technical innovation. By the end of 1950 the number of sets increased to 4.4 million and reached the 50-million level within a further decade. [Pg.24]

Fundamental scientific breakthroughs are not necessary for the development of any of this hardware. However, much high quality engineering and innovative development will be required to produce elegant, high reliability, low cost devices. [Pg.181]

In general, agricultural research organisations must offer various services apart from the pure research services (client-oriented innovation development and the generation of decision-enabling information) technology transfer services, scientific services and technical services. To facilitate... [Pg.40]

Other innovative developments have appeared, pertaining to both the process and the reactors. The SMARTS reactor design derived from the Styro-Plus process of UOP is the key to a more efficient route from ethylebenzene to styrene by non oxidative dehydrogenation. Hydrogen is formed in a first dehydrogenation reactor. The SMART reactor combines 2 catalysts ... [Pg.55]


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See also in sourсe #XX -- [ Pg.219 ]




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