this might be useful:
1.
Lee, Albert W. M.; Yip, W. C. Fabric softeners as phase transfer catalyst in organic synthesis. J. Chem. Educ. 1991 68 69.
2.
Lee, Albert W. M.; Yip, W. C. Fabric softeners as phase transfer catalyst in organic synthesis. J. Chem. Educ. 1990 67 1074.
one of these doesn't exist but I forget which.
just glad to bee here-----he he he