1-Propanaminium, 3-carboxy-N,N-dimethyl-N-(methyl-d3)-2-[(1-oxododecyl)oxy]-, chloride (1:1), (2R)-

An internal standard for the quantification of lauroyl-L-carnitine by GC- or LC-MS. Lauroyl-L-carnitine is an acylcarnitine and a quaternary ammonium-containing cationic surfactant.¹ It has been used to permeabilize porcine enterocytes for delivery of the polar fluorescent probe lucifer yellow .

1. Danielsen, E.M., and Hansen, G.H. Intestinal surfactant permeation enhancers and their interaction with enterocyte cell membranes in a mucosal explant system Tissue Barriers 5(3),e1361900(2017).