In homogeneous catalysis, the catalyst is in the same phase as the reactant. The number of collisions between reactants and catalyst is at a maximum.In a patent, 2682-49-7, name is Thiazolidin-2-one, introducing its new discovery. Formula: C3H5NOS
Methotrexate (MTX) is the standard of care in the treatment of rheumatoid arthritis (RA), a common autoimmune disease that is characterized by chronic inflammation in the synovial membrane of joints. Unfortunately, MTX suffers from high discontinuation rates due to a large variability in efficacy and, in particular, adverse effects. As inflammation is associated with elevated levels of reactive oxygen species (ROS) like H2O2, we propose to improve treatment through site-selective delivery of MTX to inflammatory tissue by use of a H2O2 sensitive MTX prodrug. To establish proof proof-of-concept, two novel H2O2 sensitive, thiazolidinone-based MTX prodrugs were synthesized and evaluated for this purpose. MTX-gamma-thiazolidinone (MTX-gamma-TZ) exhibited the most promising properties ? good to high chemical and metabolic stability, excellent aqueous solubility, while being activated when subjected to patho-physiological concentrations of H2O2. In vivo, MTX-gamma-TZ exhibited comparable efficacy to MTX in a murine collagen type II-induced arthritis (CIA) model while treated mice showed indications of reduced toxicity as their body weight decreased less towards the end of the study, compared to the MTX-treated group.
We’ll also look at important developments in the pharmaceutical industry because understanding organic chemistry is important in understanding health, medicine, the role of 2682-49-7, and how the biochemistry of the body works.Formula: C3H5NOS
Reference：
Quinuclidine – Wikipedia,
Quinuclidine | C7H222N | ChemSpider