Figure 4: X-ray structure of the NCP 10 where adenine N3 alkylation sites for duocarmycin SA (red) and yatakemycin (green) are highlighted. Two of the three remaining alkylation sites for ...

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The rapid growth of hydraulic fracturing and horizontal drilling in shale and tight rock formations has not only created a surge in North American natural gas and light oil production, but also has ...

BP started up a new HF alkylation plant in its Castellón, Spain, refinery in February 2000. The catalyst and hydrocarbon contents of the unit can be emptied into a secure storage vessel under the ...