Bromfenac Impurity 34 synthesis
- Product Name:Bromfenac Impurity 34
- CAS Number:91713-90-5
- Molecular formula:C16H12BrNO2S
- Molecular Weight:362.24
1140-17-6
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Yield:-
Steps:
Multi-step reaction with 3 steps
1: tert-butyl hypochlorite / CH2Cl2 / 1 h / -70 °C
2: Et3N / CH2Cl2 / -70 - 20 °C
3: 3N aq. HCl / CH2Cl2 / 2 h / Heating
References:
Walsh;Moran;Shamblee;Uwaydah;Welstead Jr.;Sancilio;Dannenburg [Journal of Medicinal Chemistry,1984,vol. 27,# 11,p. 1379 - 1388]