1-Phenyldodecane acts as a pseudo-stationary phase (PSP) marker in the preparation of microemulsion, 1-Phenyldodecane was degraded to phenylacetic acid by an oil-degrading bacterium. it is used to prepare an anionic detergent dodecylbenzene sodium sulfonate. It is a petrochemical-derived substitute for the tallow and coconut oil used in making soap.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.