Propyl-(4,5,6,7-tetrahydro-benzothiazol-6-yl)-amine → 4-Phenylpiperazine-1-carboxylic acid {4-[propyl-(4,5,6,7-tetrahydrobenzothiazol-6-yl)amino]butyl}amide

Participants

Role	Name	HCID	Charge
Reactant	Propyl-(4,5,6,7-tetrahydro-benzothiazol-6-yl)-amine	HCID 18705889	—
Reactant	4-Phenylpiperazine-1-carboxylic acid (4-oxobutyl)amide	HCID 86651309	—
Product	4-Phenylpiperazine-1-carboxylic acid {4-[propyl-(4,5,6,7-tetrahydrobenzothiazol-6-yl)amino]butyl}amide	HCID 66937499	68%

Compound 61 is prepared from 1C and 61C as described for 1. The salt of maleic acid is crystallized from acetonitrile/diethylether.