Unusual impurity formation during the process development of Olsalazine sodium leads to a new efficient and economical synthesis of tricaine mesylate

Authors: Chaskar, Sudhir P., Honparkhe, Ramchandra, Chavan, Jagdish, Dhumal, Amit, Tripathy, Narendra K., Pramanik, Chinmoy, Chaudhari, Ashok, Thorat, Rakesh G., Gurjar, Mukund K.

Source: Journal of heterocyclic chemistry. 60(8):1464-1473

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100189973092.0x000001&indx=1&recIds=ETOCvdc_100189973092.0x000001

Nitro-Aldol Approach for Commercial Manufacturing of Fenspiride Hydrochloride

Authors: Pramanik, Chinmoy, Bapat, Kiran, Patil, Pradip, Kotharkar, Sandeep, More, Yogesh, Gotrane, Dinkar, Chaskar, Sudhir P., Mahajan, Ulhas, Tripathy, Narendra K.

Source: Organic process research & development. 23(6):1252-1256

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An Alternative Formal Synthesis of (S)-(+)-Vigabatrin.

Authors: Chaskar, Sudhir P.¹ (AUTHOR), Honparkhe, Ramchandra¹ (AUTHOR), Aghao, Arvind K.² (AUTHOR), Thorat, Rakesh G.¹ (AUTHOR) rakesh.thorat@emcure.co.in, Pramanik, Chinmoy¹ (AUTHOR)

Source: Synthesis. Feb2024, Vol. 56 Issue 4, p549-552. 4p.

Subject Terms: *VINYL polymers, *SEIZURES (Medicine), *RING formation (Chemistry), *CATALYTIC hydrogenation, *ACETIC acid, *MANUFACTURING processes

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