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 ...

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 ...

Valero Energy Corp. has commissioned a new alkylation complex based on novel proprietary process technology from Lummus Technology LLC at subsidiary Valero Refining New Orleans LLC’s 340,000-b/d St.

In the initial years of petroleum refining, the majority of gasoline blending components were composed of straight-run material taken directly from crude oil distillation units. Refineries were ...