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Yoshito Kishi (1937-2023)
Yoshito Kishi (1937-2023)
Professor. Yoshito Kishi,
a member of the Honorary Editorial Associates of HETEROCYCLES,
has passed away on January 9, 2023 at the age of 85.
I deeply express my regret over his death.
Kunio Ogasawara
Editor
January 13, 2023
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Paper | Regular issue | Vol 53, No. 12, 2000, pp.2661-2666
Published online, 1st January, 1970■ Synthesis and Crystal Structure of Pyrazoline Derivative of Pulegone
Published online, 1st January, 1970
DOI: 10.3987/COM-00-9017
■ Synthesis and Crystal Structure of Pyrazoline Derivative of Pulegone
Suleimenov Yerlan Melsovich, Abdul Majeed Khan, Atazhanova Gayane Abdulkakhimovna, Muhammad Iqbal Choudhary, Khasenov Bekbolat Baurzhanovich, Kulyjasov Arman Tabylovich, Turdybekov Koblandy Muboryakovich, Dembitsky Alexandr Dmitrievich, Adekenov Sergazy Mynzhasarovich, and Atta-ur-Rahman
*H. E. J. Research Institute of Chemistry, International Centre for Chemical Sciences, University of Karachi, Karachi-75270, Pakistan
Abstract
An interesting pyrazoline derivative, 3,3-dimethyl-3H-pyrazo[4,5-2’(S)-methyl]cyclohexane-1,2-dioxide (3), has been obtained by the transformation of monoterpene ketone, pulegone (1) using hydroxylamine hydrochloride and sodium nitrite through a stable intermediate (2).
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