Charles Romley Alder Wright several hours and produced a more potent, acetylated form of morphine, now called "diamorphine (or diacetylmorphine)", also known as heroin. After Wright's death, Heinrich Dreser, a chemist at Bayer Laboratories, continued to test heroin. Bayer marketed it as an analgesic and 'sedative for coughs' in 1898. When its addictive potential was recognized, Bayer ceased its production in 1913. In 1892, Wright was the first to report the existence of the stoichiometric intermetallic compound AlSb (aluminium antimonide), which is now recognized as a compound semiconductor with potential use in high-frequency, low-power consumption microelectronics applications, as well as gamma radiation detection. In
Bayer products in markets outside the US until 1985, including in Malaysia, Singapore, Indonesia, Japan and Argentina, to offload a product they were unable to sell in Europe and the US; they also continued manufacturing the unheated product for several months. Bayer said it did this because some countries were doubtful about the efficacy of the new product. Bayer has been involved in other controversies regarding its drug products. In the late 1990s it introduced a statin drug, Baycol (cerivastatin), but after 52 deaths were attributed to it, Bayer discontinued it in 2001. The side effect was rhabdomyolysis, causing renal failure,