11. The methylene group is even more acidic in these derivatives. 12. In 1876, methylene blue was synthesized by German chemist Heinrich Caro. 13. In this complex the two methylene groups bind to different uranium centers. 14. The singlet excited isomer of the methylene compound is systematically called methylidene. 15. To remove it safely, use a non-methylene chloride paint stripper. 16. In their system, a methylene linker prohibits favorable T-shaped interactions. 17. Methylene blue and its congeners may act by preventing the biocrystallization of heme.18. It was originally a modified methylene blue stain used for diagnosing bubonic plague. 19. For example, one millilitre of methylene iodide weighs 3.325 g. 20. The next step is a redox reaction of the enolate with methylene blue.
