phosphorylethanolamine

As nouns the difference between sphingomyelin and phosphorylethanolamine

is that sphingomyelin is a phospholipid, derived from sphingosine and choline, found in nerve tissue while phosphorylethanolamine is an ethanolamine derivative that is used to construct sphingomyelins.

As an adjective derivative

is .

As a noun phosphorylethanolamine is

(chemistry) an ethanolamine derivative that is used to construct sphingomyelins.

As nouns the difference between ethanolamine and phosphorylethanolamine

is that ethanolamine is ethanolamine while phosphorylethanolamine is (chemistry) an ethanolamine derivative that is used to construct sphingomyelins.