Our site uses cookies to improve your experience. You can find out more about our use of cookies in About Cookies, including instructions on how to turn off cookies if you wish to do so. By continuing to browse this site you agree to us using cookies as described in About Cookies. ... The synthesis of bicyclic pyrazoles and pyrazolones in which the fused ring contains a sulfur atom in different oxidation states is reported. ... You are viewing our new enhanced HTML article.
![Thiopyrano[3,2-c]pyrazol-3(5H)-one,1-acetyl-1,2,6,7-tetrahydro-2-phenyl-, 4-oxide结构式](https://image.chemsrc.com/caspic/061/124187-81-1.png)
![2-phenyl-2,5,6,7-tetrahydrothiopyrano[3,2-c]pyrazol-3(1H)-one 4-oxide结构式](https://image.chemsrc.com/caspic/485/124187-83-3.png)