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Monday 11 January 2016

MONTELUKAST IMPURITY 1


 1H NMR (400 MHz, DMSO): δ 8.38 (d, J = 8.8 Hz, 1H), 8.10–7.89 (m, 5H), 7.66–7.56 (m, 3H), 7.46–7.22 (m, 6H), 3.56 (s, 2H). 

13C NMR (100 MHz, DMSO): δ 182.1, 157.0, 148.1, 145.4, 144.8, 136.5, 135.9, 134.2, 129.7, 129.3, 128.1, 127.9, 127.3, 127.2, 127.1, 126.5, 125.5, 125.5, 124.4, 121.1, 120.4, 106.3, 34.0; 

HRMS (ESI) calcd for [M + H, C27H19ClNO2]+: 424.1104, Found 424.1110.

Figure









TEHRAN, IRAN

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