L-Alanyl-D-isoglutamine adamantylamide
L-Alanyl-N-(indan-2-yl)glycine, its esters and salts thereof
L-Aminodicarboxylic acid amides
L-Aminodicarboxylic acid aminoalkenoic acid ester amides
L-Argininal derivatives and a method of manufacturing the same
L-Aspartyl dipeptides as sweetening agents
L-Aspartyl-aminomalonic acid methyl 2-methylcyclohexyl diester
L-aspartyl-L-phenylglycine esters of lower alkanols
L-Dopa process and intermediates
L-Pyroglutamyl-L-histidyl-L-prolyl-beta-alaninamide and salts
L-pyroglutamyl-L-prolinamide
L-Tyrosine.sup.21 calcitonin
L-Val.sup.10 -somatostatin and intermediates thereto
Labelled bile acids
Labelled cardiotonic glycosides for use in radioimmunoassay
Labelled peptides
Lactam derivatives of mercaptoacylamino acids
Lactam-polyol-polyacyl lactam terpolymers
Lactams and process for their manufacture
Lactone acid synthesis