Glycine → HCID 131711384, compound

Participants

Reaction Steps

Boc-Val-Pro-Gly-Val-Gly-ONp (3.2 g, 4.93 mmol) prepared as described in Urry et al. (1975) J. Mol. Biol. 96, pp. 101-117, was dissolved in 99% trifluoroacetic acid (6 ml) and the mixture was treated in the same manner as described for the preparation of XI in part (j); yield 3.1 g (95%), m.p. 122-127° C., Rf1 0.13, Rf3 0.42. Calcd. for C27H37N6O10F3.1/2H2O: C, 48.29; H, 5.70; N, 12.51%. Found: C, 48.00; H, 5.86; N, 12.21%. Amino acid analysis: Pro, 1.00; Gly, 1.90; Val, 2.09.

Provenance & Evidence