prov:value
| - The dry residue was treated with H O-EtOH- Et O to produce crystals: yield, 28.0 percent; mp, 267271; Anal. (C' H N O C,H,N. Ir peaks (cm were 632, 716, 828, 934, 981, 1094, 1151. ' EXAMPLE B Y Epsilon-Guanidinohexanoic acid n=5) S- Ethylisothiourea-H SO 10 g) and 6.5 g of epsilonaminohexanoic acid were treated as in Example a except for the following modifications.
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