• L-Proline,1-[4-(aminoiminomethyl)-N-[N-(2-naphthalenylsulfonyl)glycyl]-L-phenylalanyl]-(9CI)
• 122047-13-6
• C27H29 N5 O6 S
• 551.6141
• .

• L-Alanine,L-alanyl-3-[(1S)-3-chloro-4-oxo-2-cyclohexen-1-yl]- (9CI)
• 117985-03-2
• C12H17 Cl N2 O4
• .

• L-Cysteine,S-[2-(2-amino-1,6-dihydro-6-oxo-7H-purin-7-yl)ethyl]-
• 106947-24-4
• C10H14 N6 O3 S
• 0
• .

• Linalool oxide, trans-
• 11063-78-8
• C10H18 O2
• .

• L-Methionine,N-(1-carboxyethyl)-
• 99473-73-1
• C8H15 N O4 S
• 0
• .

• Lanosta-7,25-dien-18-oicacid, 16-(acetyloxy)-20-hydroxy-3-[(O-3-O-methyl-b-D-glucopyranosyl-(1®3)-O-b-D-xylopyranosyl-(1®4)-O-6-deoxy-b-D-glucopyranosyl-(1®2)-4-O-sulfo-b-D-xylopyranosyl)oxy]-, g-lactone, monosodium salt, (3b,16a)- (9CI)
• 125850-47-7
• C55H86 O25 S . Na
• .

• L-Valinamide,N-(1-oxo-9-octadecenyl)-L-alanyl-L-alanyl-L-prolyl-N-propyl-, (Z)- (9CI)
• 121258-39-7
• C37H67 N5 O5
• 0
• .

• L-Glutamic acid,N-[4-[[[2-amino-5-[[1-(2-deoxy-5-O-phosphono-b-D-erythro-pentofuranosyl)-1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl]methyl]-1,4,5,6,7,8-hexahydro-4-oxopyrido[3,2-d]pyrimidin-6-yl]methyl]amino]benzoyl]-,(S)- (9CI)
• 92008-00-9
• C30H37 N8 O14 P
• 0
• .

• Lanosta-8,24-dien-26-oicacid, 3,22-bis(acetyloxy)-7,15-dihydroxy-, (3a,7a,15a,24E)- (9CI)
• 110024-17-4
• C34H52 O8
• .

• L-Leucine,N-(3,5-dinitrobenzoyl)-
• 7495-01-4
• C13H15 N3 O7
• 325.2741
• .

• L-Prolinamide,N-(4-morpholinylacetyl)-L-valyl-N-[(1R)-3,3,4,4,4-pentafluoro-1-(1-methylethyl)-2-oxobutyl]-,monohydrochloride (9CI)
• 163587-42-6
• C23H35 F5 N4 O5 . Cl H
• .

• L-Tryptophan,L-valylglycyl-L-seryl-1-[(R)-carboxy[(5-oxo-L-prolyl-L-prolyl-L-tyrosyl)amino]methyl]-,(41®1)-lactam
• 125708-06-7
• C42H51 N9 O12
• .

• Liriodendrin
• 573-44-4
• C₄₆H₆₆O₃₀
• 1098.9982
• .

• L-Histidine, 2-bromo-
• 126663-36-3
• C6H8 Br N3 O2
• 0
• .

• L-Isoleucine,1-[(2S,3S)-3-[(N-acetyl-L-seryl-L-leucyl-L-asparaginyl)amino]-2-hydroxy-4-phenylbutyl]-L-prolyl-,methyl ester (9CI)
• 127231-45-2
• C37H59 N7 O10
• 761.9053
• .

• L-Argininamide,N-[(1,1-dimethylethoxy)carbonyl]-L-leucyl-L-seryl-L-threonyl-N-(4-methyl-2-oxo-2H-1-benzopyran-7-yl)-
• 73554-93-5
• C34H52 N8 O10
• 732.82
• .

• L-Tyrosine,3-hydroxy-N-(5-oxo-L-prolyl)- (9CI)
• 37166-12-4
• C14H16 N2 O6
• 0
• .

• L-Cysteine,(3-phenylpropyl)carbamodithioate (ester) (9CI)
• 137915-13-0
• C13H18 N2 O2 S2
• 298.4242
• .

• L-Ornithine,N5-[(phenylmethoxy)carbonyl]-
• 3304-51-6
• C₁₃H₁₈N₂O₄
• 221-980-8
• 266.29302
• .

• L-Leucine,L-seryl-L-prolyl-L-seryl-L-valyl-L-a-glutamyl-L-arginyl-L-valyl-L-phenylalanyl-L-seryl-L-alanyl-L-seryl-L-prolyl-L-alanyl-(9CI)
• 123001-63-8
• C64H103 N17 O21
• 1446.6039
• .

• Lutetium, isotope ofmass 170
• 15741-32-9
• Lu
• 170
• .

• L-Serine,N-[1-oxo-3-(2-pentylphenyl)propyl]-L-threonyl-(aE)-a,b-didehydro-N-methyltyrosyl-L-leucyl-D-phenylalanyl-L-allothreonyl-L-asparaginyl-,(7®1)-lactone
• 125787-94-2
• C54H72 N8 O13
• 0
• .

• L-Valine,N-[(5S)-5-amino-5-carboxy-1-oxopentyl]-L-cysteinyl- (9CI)
• 21566-74-5
• C14H25 N3 O6 S
• 0
• .

• L-Tyrosine,N-(9,10-dihydro-4-hydroxy-9,10-dioxo-1-anthracenyl)-, ethyl ester
• 156074-05-4
• C25H21 N O6
• .

• L-Threonine,N-(2,4-dinitrophenyl)-
• 1655-65-8
• C10H11 N3 O7
• 216-746-7
• 285.2102
• .

• Lup-20(29)-en-28-oicacid, 3-[[2-O-(6-deoxy-a-L-mannopyranosyl)-a-L-arabinopyranosyl]oxy]-23-hydroxy-, O-6-deoxy-a-L-mannopyranosyl-(1®4)-O-b-D-glucopyranosyl-(1®6)-b-D-glucopyranosyl ester, (3b,4a)-
• 129741-57-7
• C₅₉H₉₆O₂₆
• 1221.38
• .

• L-Argininamide,O-ethyl-D-tyrosyl-L-phenylalanyl-L-valyl-L-asparaginyl-5-[1-(carboxymethyl)cyclohexyl]-L-norvalyl-L-prolyl-,cyclic (5®1)-peptide (9CI)
• 114359-16-9
• C53H78 N12 O10
• .

• Lead(1+), hydroxy-(9CI)
• 12168-64-8
• HO Pb
• .

• L-Prolinamide,N-[[hexahydro-2,6-dioxo-1-(2-propenyl)-4-pyrimidinyl]carbonyl]-L-histidyl-,(S)- (9CI)
• 128083-58-9
• C19H25 N7 O5
• 431.4457
• .

• Leukocidin(Staphylococcus aureus clone pFRK92 gene lukF component F precursor) (9CI)
• 147096-70-6
• 0
• .

• L-Lysinamide,L-tyrosyl-D-arginyl-L-phenylalanyl-
• 118476-85-0
• C30H45 N9 O5
• 270-350-9
• 611.7356
• .

• L-Phenylalanine,N-[(phenylmethoxy)carbonyl]-L-a-aspartyl-, 2-methyl ester
• 33605-72-0
• C22H24 N2 O7
• 251-588-2
• 428.43516
• .

• Lanthanum phosphide(LaP)
• 25275-74-5
• LaP
• 246-782-9
• 169.8792
• .

• L-Isoleucinamide,N,N-dimethyl-L-phenylalanyl-(3S)-3-hydroxy-L-prolyl-N-[(1Z)-2-(4-hydroxyphenyl)ethenyl]-,cyclic (2®3)-ether (9CI)
• 149377-30-0
• C30H38 N4 O4
• .

• L-Cysteine,N-(carboxyacetyl)-S-(phenylmethyl)- (9CI)
• 134283-03-7
• C13H15 N O5 S
• 0
• .

• L-Phenylalanine, L-a-glutamyl-L-valyl-L-asparaginyl-(2R,4S,5S)-5-amino-4-hydroxy-2,7-dimethyloctanoyl-L-alanyl-L-a-glutamyl-
• 314266-76-7
• C41H64 N8 O14
• 892.99
• .

• Licorice, Glycyrrhizaglabra, ext., hydrolyzed
• 100085-49-2
• 309-191-8
• .

• L-Glutamine,N2-[4-[[(2,4-diamino-6-pteridinyl)methyl]methylamino]benzoyl]-N-[4-hydroxy-4-oxido-10-oxo-7-[(1-oxotetradecyl)oxy]-3,5,9-trioxa-4-phosphatricos-1-yl]-
• 97866-97-2
• C53H86 N9 O12 P
• 0
• .

• L-Phenylalaninamide,L-tyrosyl-D-alanylglycyl-N-(1-sulfopentyl)-, (R)- (9CI)
• 75829-10-6
• C28H39 N5 O8 S
• 0
• .

• L-Leucine,L-phenylalanyl-L-arginyl-L-alanyl-L-a-aspartyl-L-histidyl-L-prolyl-L-phenylalanyl-
• 153512-29-9
• C48H67 N13 O11
• 0
• .

• L-Glutamine,N2-[(2E,4E,6E,8E,10E)-11-[2-(acetylamino)-3-hydroxyphenyl]-1-oxo-2,4,6,8,10-undecapentaenyl]-(9CI)
• 114670-90-5
• C24H27 N3 O6
• .

• L-Phenylalaninamide,L-phenylalanyl-L-prolyl-L-arginyl- (9CI)
• 114892-66-9
• C29H40 N8 O4
• 0
• .

• Lanosta-8,24-dien-7-one,3,26,27-trihydroxy-, (3b)- (9CI)
• 114567-46-3
• C30H48 O4
• .

• L-Alanine,N-(carboxymethyl)-
• 56857-47-7
• C5H9 N O4
• 147.12926
• .

• L-Norleucinamide,L-arginyl-L-valyl-L-leucyl-y(CH2-NH)-L-phenylalanyl-L-a-glutamyl-L-alanyl- (9CI)
• 167875-35-6
• C40H69 N11 O8
• 832.04
• .

• L-Phenylalaninamide,N-[[4,7,10-tris(carboxymethyl)-1,4,7,10-tetraazacyclododec-1-yl]acetyl]glycylglycylglycyl-4-nitro-(9CI)
• 149206-86-0
• C31H46 N10 O13
• 0
• .

• L-Lysine,N6-(trichloroacetyl)- (9CI)
• 92819-33-5
• C8H13 Cl3 N2 O3
• 0
• .

• L-Glutamic acid,bis(2,2-dimethylpropyl) ester (9CI)
• 111537-33-8
• C15H29 N O4
• 0
• .

• L-Alanine,L-threonyl-L-a-glutamyl-L-asparaginyl-L-a-aspartyl-L-alanyl-L-leucyl-L-a-glutamyl-L-prolyl-L-a-glutamyl-L-a-aspartyl-L-leucyl-L-prolyl-L-glutaminyl-L-alanyl-(9CI)
• 105655-57-0
• C67H105 N17 O29
• 0
• .

• L-Tagatose, 6-deoxy-
• 13074-08-3
• C6H12 O5
• 0
• .