As nouns the difference between mercaptan and aliphatic
is that mercaptan is mercaptan while aliphatic is a compound of this type.
As an adjective aliphatic is
(organic chemistry) of a class of organic compounds in which the carbon atoms are arranged in an open chain.
mercaptan
English
Noun
(
en noun)
(chemistry) Any of a class of organic compounds of sulphur, ( R1.S.R2 ); they tend to be foul-smelling. When R2 is a hydrogen atom, they are termed thiols or thioalcohols.
aliphatic
English
Adjective
(-)
(organic chemistry) Of a class of organic compounds in which the carbon atoms are arranged in an open chain.
Noun
(
en noun)
A compound of this type.
(chiefly, in the plural) A petroleum fraction containing no aromatic compounds
See also
* alicyclic
* aromatic