142144-59-0Relevant academic research and scientific papers
About the Synthesis of 6-nitro-substituted 2H-Benzothiopyran Derivatives Starting from 2-Mercapto-5-nitro-benzaldehyde
Weissenfels, M.,Pulst, M.,Greif, D.
, p. 147 - 150 (2007/10/02)
Benzene derivatives useful as C3S-building blocks for the synthesis of 2H-benzothiopyrans are not easily available.The synthesis starting with 2-chloro-benzaldehyde via 2-chloro-5-nitro-benzaldehyde to 2-mercapto-5-nitro-benzaldehyde-tert-butylimin 1b
