12h m 3 18 4h br 4 67 1h d 5 2 2h m 48 nmr cdcl sub 3 cd sub 3 od u03b4 ppm 0 88 12h t 1 26 s 1 9 2 1 4h m 2 2 2 4 8h m 5 16 1h t 5 30 1h t 49 u03b1 sub d sup 25 4 3 u00b0 c 0 8 chloroform methanol 3 1 v v nmr cdcl sub 3 cd sub 3 od u03b4 ppm 0 88 12h t 1 26 s 1 9 2 2 4h m 2 2 2 4 8h m 4 80 1h d 5 14 1h t 5 30 1h t 50 u03b1 sub d sup 25 14 1 u00b0 c 0 7 chloroform methanol water 8 3 0 5 v v nmr cdcl sub 3 cd sub 3 od u03b4 ppm 0 88 6h t 1 26 s 1 4 1 8 m 2 08 4h m 2 34 4h m 4 63 1h d 4 78 1h d 5 20 2h m 51 u03b1 sub d sup 25 16 6 u00b0 c 1 0 chloroform methanol water 8 3 0 5 v v nmr cdcl sub 3 cd sub 3 od u03b4 ppm 0 88 6h t 1 26 s 1 4 1 8 m 2 20 4h m 2 36 4h m 4 86 1h d 5 14 1h t 5 30 1h t 52 melting point 148 153 u00b0 c colored and jelly like u03b1 sub d sup 25 10 0 u00b0 c 0 7 chloroform methanol 3 1 v v ir u03bd sub max sup.