References
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- Alternatively 1‐methoxy 5‐naphthol was also prepared in 40 % yield starting from 1,5‐dihroxynaphthalene and 0.5 eq. of Mel/acetone, K2CO3atRTforl0hrs
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- C3‐methylene hydrogens and 3′H of aryl moiety in all the products showed NOE relationship
- Compound 13: m.p 212oC 1. H NMR (200 MHz, CDCI3 δ 1.3 (3H, t) 3.68 (2H, s), 4.05 (3H, s), 4.25 (2H, q), 7.0 ( 1H, d), 7.45 ( 1H, d), 7.58 ( 1H, t), 7.85 (1H, s), 8.15 ( 2H, d). EIMS m/z 312 (100%)
- Harvey , Ronald G. , Ananthanarayan , Cecilia Cortez and Schmolka , Sanford . 1988 . J. Org. Chem. , 53 : 3936
- Compd. 7: 1. H NMR (200 MHz, CDC13) δ 1.3 (6H, m), 3.4 (2H, s), 3.75 (3H, s), 4.25 (4H, m), 6.91–7.3 (4H, m). EIMS: m/z 292 (M+, 100%). Compd. 8: 1. H NMR (400 MHz, CDCI3) δ 1.22 (3H, q), 1.26 (3H, q), 3.42 (2H, s), 3.74 (3H, s), 3.79 (3H, s), 4.19 (2H, q), 4.28 (2H, q), 6.84 (3H, m), 7.9 (1H, s). EIMS: m/z 322 (M+‐, 100%). Compd. 9: 1. H NMR (400 MHz, CDCI3) δ1.2 (3H, t), 1.3 (3H, t), 3.26 (2H, s), 3.81 (3H, s), 3.9 (3H, s), 4.1 (2H, q), 4.22 (2H, q), 6.66 (1H, d), 6.81 (1H, d), 7.18 (1H, d), 7.26 (1H, t), 7.82 (1H, d), 8.58(1H, s). EIMS: m/z 372 (M+ 100 %) Compd. 11: 1. NMR (200 MHz, CDCI3) δ 1.27 (6H, m), 3.55 (2H, s), 4.05 (3H, s), 4.2 (4H, m), 5.04 (2H, s), 6.96–8.1 (10H, m), 8.2 (1H, s). EIMS: m/z 448 (M+, 5%)
- The Melting Point of the acids from the esters 7,8, 9 and 11 are 95oC, 98oC, 208oC and 145oC respectively