V. P. Mehta, A. Sharma, K. Van-hecke, L. Van-meervelt, E. V. Van-der-eycken et al., A Novel and Versatile Entry to Asymmetrically Substituted Pyrazines, 65 For examples of functionalization of cyclohexane derivatives, pp.2382-75, 2008.
DOI : 10.1021/jo702656v

2. Hz, 10 (dd, J = 7.5, 4.5 Hz, 1H, H 23 ), 5.71 (s, 1H, 1H, OH), 3.10 ? 2.96 (m, 1H), 2.84 (d, J = 12.3 Hz, 1H), pp.26-33

2. Hz, 68 (d, J = 1.7 Hz, 1H, H 11 ), 4.69 (s, 2H, pp.93-97

1. Hz, 01 (s, 3H, H 5 or H 6 ), 3.94 (s, 3H, H 5 or H 6, pp.26-28

2. Hz, 4.94 (s, 2H), 4.11 (s, 3H), 3.45 (s, 3H), p.37

1. Hz, 4.04 (s, 2H)

. Min, The solution was then cooled down to 60 °C (temperature of oil bath) and DLP (100 mol %) was then added. It took 18 h for the reaction to go to completion. The reaction mixture was then cooled down to room temperature, concentrated under reduced pressure and purified by flash chromatography on silica gel (gradient of petroleum ether/ethyl acetate = 2:1 to 1:1, with acetic acid (1%) as additive) afforded IV-51f as a

2. Hz, 4.08 (s, 2H), 3.79 (s, 2H), 2.79 (s, 3H)

. Min, 1:3 to 1:5) afforded product IV-65a (90 mg, 0.44 mmol, 88% yield) as a white solid. 1 H NMR (?, ppm) (400 MHz, CDCl 3 ), ), 6.89 (td, J = 6.8, 1.2 Hz, 1H), 4.46 (q, J = 7.2 Hz, 2H), pp.7945-7948

T. Min, Flash chromatography on silica gel (ethyl acetate/petroleum ether = 1:3) afforded product IV-65c (57 mg, 0.23 mmol, 58% yield) as a yellow solid. 1 H NMR (?, ppm) (400 MHz, CDCl 3 ) 7.89 (d, J = 9.3 Hz, 1H) 1H), pp.87-94

H. Nmr, 400 MHz CDCl 3 ) 7, 1H), pp.75-82

F. Wu, R. Hou, H. Wang, I. Kang, and L. Chen, Hypervalent Iodine(III) Sulfonate Mediated Synthesis of 6-Arylimidazo[2,1-b]thiazoles in Liquid PEG-400, Journal of the Chinese Chemical Society, vol.36, issue.1, p.663, 2011.
DOI : 10.1080/00397910500464863

. Min, 3 to 3:1) afforded product IV-68a (63 mg, 0.29 mmol, 72% yield) as a light brown oil. 1 H NMR (?, ppm) (400 MHz, CDCl 3 ) 7.96 (dt, Hz, 1H), 4.46 (q, J = 7.1 Hz, 2H), 3.32 (q, J = 7.5 Hz, 2H), pp.45-48, 1921.

J. Ddt, CDCl 3 ) 8.50 (br, 1H), NMR (?, ppm) (400 MHz, pp.26-33

C. Kaneko, H. Fujii, S. Kawai, A. Yamamoto, K. Hashiba et al., Studies on the N-oxides of .PI.-deficient N-heteroaromatics. XXXIV. A novel synthesis of substituted indoles by photochemical ring contraction of 3,1-benzoxazepines., CHEMICAL & PHARMACEUTICAL BULLETIN, vol.28, issue.4, p.1157, 1980.
DOI : 10.1248/cpb.28.1157