Not to be confused with Claisen rearrangement or Claisen–Schmidt condensation.

The Claisen condensation is a carbon–carbon bond forming reaction that occurs between two esters or one ester and another carbonyl compound in the presence of a strong base. The reaction produces a ...

According to tradition, a part of the Holy Cross was discovered by the mother of the emperor Constantine, St. Helen, on a pilgrimage to Jerusalem in 326. A fifth century account describes this ...

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Wales-eligible Cameron Hanekom says his heart was always with the Springboks as he embarks on his debut tour after getting a late injury-enforced call-up. DYLAN JOHNSON reports. Hanekom is eligible to ...