• L-Glutamic acid,glycyl-L-prolyl-
• 32302-76-4
• C12H19 N3 O6
• 0
• .

• L-Tryptophan,N-[N-[N-[N-[N-(N-acetyl-3-[1,1'-biphenyl]-4-yl-D-alanyl)-L-leucyl]-L-a-aspartyl]-L-isoleucyl]-L-isoleucyl]-(9CI)
• 143037-36-9
• C50H65 N7 O10
• 924.092
• .

• L-Argininamide,O-ethyl-N-[(1-mercaptocyclohexyl)acetyl]-D-tyrosyl-L-phenylalanyl-L-valyl-L-asparaginyl-L-cysteinyl-L-prolyl-,cyclic (1®5)-disulfide (9CI)
• 90332-82-4
• C51H74 N12 O10 S2
• 1079.34
• .

• L-Methionine,N-[(phenylmethoxy)carbonyl]-L-phenylalanyl-
• 13126-07-3
• C22H26 N2 O5 S
• 430.52
• .

• L-Alaninamide,N-[(2S)-2-(mercaptomethyl)-4-methyl-1-oxopentyl]-L-phenylalanyl- (9CI)
• 120020-30-6
• C19H29 N3 O3 S
• 0
• .

• L-Phenylalanine,L-leucyl-L-arginyl-L-isoleucyl-L-valyl-L-glutaminyl-L-cysteinyl-L-arginyl-L-seryl-L-valyl-L-a-glutamylglycyl-L-seryl-L-cysteinylglycyl-,cyclic (6®13)-disulfide
• 66004-58-8
• C69H114 N22 O21 S2
• 0
• .

• L-Threoninamide,D-phenylalanyl-L-cysteinyl-L-tyrosyl-D-tryptophyl-L-lysyl-L-valyl-L-cysteinyl-,cyclic (2®7)-disulfide
• 99660-13-6
• C50H67 N11 O10 S2
• 0
• .

• L-Glutamic acid,N-[4-[[(2-amino-3,4,5,6,7,8-hexahydro-4-oxo-6-pteridinyl)methyl]formylamino]benzoyl]-
• 2800-34-2
• C20H23 N7 O7
• 0
• .

• L-chiro-Inositol,4-amino-1,4,5-trideoxy-3-O-(2,6-diamino-2,3,4,6,7-pentadeoxy-b-L-lyxo-heptopyranosyl)-6-O-methyl-1-(methylamino)-(9CI)
• 71657-28-8
• C15H32 N4 O4
• 0
• .

• L-Glutamic acid,N-[4-[[(2,4-diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-a-glutamyl- (9CI)
• 71074-49-2
• C25H29 N9 O8
• 0
• .

• L-threo-Hex-2-enaricacid, 1,4-lactone, 6-ethyl ester (9CI)
• 146623-27-0
• C8H10 O7
• 0
• .

• Lithium, ethyl-
• 811-49-4
• C2H5 Li
• 212-370-2
• 36.0021
• .

• L-Prolinamide,N2-(2-quinolinylcarbonyl)-L-asparaginyl-(aS,bS)-b-amino-a-hydroxybenzenebutanoyl-N-(1,1-dimethylethyl)-(9CI)
• 141171-80-4
• C33H40 N6 O6
• .

• L-threo-a-D-galacto-Octopyranoside, methyl7-chloro-6,7,8-trideoxy-6-[[(1-methyl-4-propyl-2-pyrrolidinyl)carbonyl]amino]-1-thio-,2-(phenylmethyl hydrogen phosphate), monohydrochloride, (2S-trans)- (9CI)
• 124547-65-5
• C25H40 Cl N2 O8 P S . Cl H
• 0
• .

• Lyase,citrate
• 9012-83-3
• 232-740-7
• 0
• .

• L-Cysteinamide,L-cysteinyl-L-tyrosyl-L-phenylalanyl-L-glutaminyl-L-asparaginyl-, cyclic (1®6)-disulfide (9CI)
• 27759-18-8
• C33H43 N9 O9 S2
• 0
• .

• Lanosta-7,24-dien-21-oicacid, 16-hydroxy-3,6-dioxo-, g-lactone, (13a,14b,16b,17a)- (9CI)
• 64929-59-5
• C30H42 O4
• 0
• .

• L-Alanine,N-[3'-azido-3'-deoxy-P-(2,2,2-trichloroethyl)-5'-thymidylyl]-, methyl ester(9CI)
• 130829-12-8
• C16H22 Cl3 N6 O8 P
• 549.6875
• .

• Lactamase, b-
• 9073-60-3
• 232-970-8
• 0
• .

• L-Serine,2-[[6-[(1,3-dihydro-7-nitro-2,1,3-benzoxadiazol-4-yl)amino]-1-oxohexyl]oxy]-3-[(1-oxo-9-octadecenyl)oxy]propylhydrogen phosphate (ester), (R)- (9CI)
• 132880-14-9
• C36H60 N5 O13 P
• 0
• .

• L-Phenylalanine, L-a-aspartyl-, 2-methyl ester
• 7421-84-3
• C14H18 N2 O5
• 294.3031
• .

• Lead, isotope of mass214
• 15067-28-4
• Pb
• 213.999798
• .

• lyxo-Hexos-2-ulose(9CI)
• 26187-86-0
• C6H10 O6
• .

• L-Glutamic acid,N-[4-[[(2,4-diamino-7,8-dihydro-7-oxo-6-pteridinyl)methyl]methylamino]benzoyl]-
• 5939-37-7
• C20H22 N8 O6
• 470.50
• .

• Lanost-7-ene-3,23,24-triol,21,25-epoxy-, (3a,13a,14b,17a,20S,23R,24S)-
• 26790-94-3
• C30H50 O4
• 0
• .

• Luteinizinghormone-releasing factor,6-D-leucine-7-(N-methyl-L-leucine)-9-(N-ethyl-L-prolinamide)-10-deglycinamide-(9CI)
• 76500-08-8
• C60H86 N16 O12
• 0
• .

• L-Tyrosine,2-(fluoro-18F)-5-methoxy-
• 107257-16-9
• C10H12 F N O4
• 0
• .

• L-Valinamide,N,N-dimethyl-L-valyl-N-[(1S,2R)-2-methoxy-4-[(2S)-2-[(1R,2R)-1-methoxy-2-methyl-3-oxo-3-[(2-phenylethyl)amino]propyl]-1-pyrrolidinyl]-1-[(1S)-1-methylpropyl]-4-oxobutyl]-N-methyl-
• 149606-27-9
• C39H67 N5 O6
• 0
• .

• Lipoprotein(Escherichia coli clone pJK131 gene envC precursor) (9CI)
• 147015-56-3
• .

• L-Histidine,N-(3-amino-2-hydroxy-5-methylhexyl)-L-valyl-L-isoleucyl-, methyl ester (9CI)
• 101559-52-8
• C25H46 N6 O5
• .

• L-Glutamic acid,N-[4-[[(2-amino-3,4,5,6,7,8-hexahydro-5-methyl-4-oxo-6-pteridinyl)methyl]amino]benzoyl]-
• 76937-22-9
• C20H25 N7 O6
• 0
• .

• L-Proline,N-[4-(2,3-dihydro-2-benzofuranyl)-1-(ethoxycarbonyl)butyl]-L-alanyl-
• 84768-09-2
• C23H32 N2 O6
• 0
• .

• Laminaria hyperborea,ext.
• 90046-13-2
• 289-981-6
• 0
• .

• L-Phenylalanine,N-[(phenylmethoxy)carbonyl]-, ethenyl ester
• 64187-42-4
• C19H19 N O4
• 325.39
• .

• L-Lysine,N6-[[[[(4S,4aS,5aS,6S,12aS)-4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-2-naphthacenyl]carbonyl]amino]methyl]-
• 992-21-2
• C29H38 N4 O10
• 213-592-2
• 597.66
• .

• L-Asparagine,(4-nitrophenyl)methyl ester, monohydrobromide (9CI)
• 3561-57-7
• C11H13 N3 O5 . Br H
• 348.15
• .

• L-Alanine,N-[4-(1H-indol-3-yl)-1-oxobutyl]-
• 118546-30-8
• C15H18 N2 O3
• 274.315
• .

• L-Arabinose,3-[3-(4-hydroxy-3-methoxyphenyl)-2-propenoate]
• 109796-65-8
• C15H18 O8
• 0
• .

• L-Glutamic acid,N-[4-(3-amino-1,2,5,6,6a,7,9,9a-octahydro-1-oxo-8H-pyrrolo[3',4':4,5]pyrido[2,3-d]pyrimidin-8-yl)benzoyl]-
• 143234-78-0
• C21H24 N6 O6
• 0
• .

• L-Proline,5-oxo-L-prolyl-L-histidyl-
• 24769-58-2
• C16H21 N5 O5
• 363.3684
• .

• L-Alaninamide,N-[(phenylmethoxy)carbonyl]glycyl- (9CI)
• 17331-79-2
• C13H17 N3 O4
• 279.29
• .

• L-Leucinamide,glycyl-L-prolyl-N-2-naphthalenyl- (9CI)
• 95574-38-2
• C23H30 N4 O3
• 0
• .

• L-Proline, 5-oxo-,4-hydroxyphenyl ester
• 138506-45-3
• C11H11 N O4
• 0
• .

• Luteinizinghormone-releasing factor (swine), 1-(N-acetyl-L-glutamicacid)-2-D-phenylalanine-3-D-tryptophan-6-D-lysine-, cyclic (1®6)-peptide (9CI)
• 86123-13-9
• C64H88 N16 O14
• 0
• .

• L-Proline,1-[N-[phenoxy(2-phenylethyl)phosphinyl]-L-alanyl]- (9CI)
• 97280-48-3
• C22H27 N2 O5 P
• 0
• .

• L-glycero-D-galacto-Nonitol,2,6-anhydro-9-O-[(3b,20b)-20-carboxy-11-oxo-30-norolean-12-en-3-yl]-1,7-dideoxy-8-C-[(sulfooxy)methyl]-,tetrakis(hydrogen sulfate), pentasodium salt, (8x)- (9CI)
• 162006-81-7
• C40H64 O25 S5 . 6 Na
• .

• L-Alaninamide,L-leucyl-L-seryl-L-arginyl-L-leucyl-L-phenylalanyl-(3S)-3-amino-2-oxo-1-pyrrolidineacetyl-(9CI)
• 136101-07-0
• C39H64 N12 O9
• 0
• .

• L-Phenylalanine,N-[N-(N-formyl-L-methionyl)-L-methionyl]- (9CI)
• 59881-05-9
• C20H29 N3 O5 S2
• 455.59
• .

• L-arabino-Hept-2-enonicacid, 7-deoxy-, g-lactone
• 27180-08-1
• C7H10 O6
• 0
• .

• L-Cysteine,S-(triphenylmethyl)-, ethyl ester, hydrochloride (1:1)
• 27486-86-8
• C24H25 N O2 S . Cl H
• 391.5258
• .