Sulfa-Michael additions to α,β-unsaturated N-acylated oxazolidin-2-ones and related α,β-unsaturated α-amino acid derivatives have been enantioselectively catalyzed by Cinchona alkaloids functionalized with a hydrogen bond donating group at the C6' position. The series of Cinchona alkaloids includes
The fluorescent tag 6-aminoquinolyl-N-hydroxysuccinimidyl carbamate (AQC; AccQ Fluor reagent kit from Waters) is a commercial N-terminal label for proteinogenic amino acids (AAs), designed for reversed-phase separation and quantification of the AA racemates. The applicability of AQC-tagged AAs and
The most complete medicinal herbs database backed by science
Works in 55 languages
Herbal cures backed by science
Herbs recognition by image
Interactive GPS map - tag herbs on location (coming soon)
Read scientific publications related to your search
Search medicinal herbs by their effects
Organize your interests and stay up do date with the news research, clinical trials and patents
Type a symptom or a disease and read about herbs that might help, type a herb and see diseases and symptoms it is used against. *All information is based on published scientific research