• L-Lysine,N2-acetyl-N6-(3-oxo-1-propen-1-yl)-
• 99124-74-0
• C11H18 N2 O4
• 0
• .

• L-Tyrosinamide,L-phenylalanyl-L-leucyl-L-prolyl-L-tryptophyl- (9CI)
• 159565-66-9
• C40H49 N7 O6
• .

• L-Proline,1-[(2R,3S,4E)-3-hydroxy-2,4-dimethyl-1-oxo-4-dodecen-1-yl]-
• 222974-47-2
• C19H33 N O4
• .

• Lanost-8-en-7-one,3-hydroxy-, (3b)-(9CI)
• 58262-43-4
• C30H50 O2
• 0
• .

• l-BENZEDRINE SULFATE
• 51-62-7
• C₁₈H₂₆N₂ . H₂O₄S
• 368.54
• .

• L-Tyrosine,L-arginyl-L-lysyl-L-a-glutamyl-L-valyl-
• 75957-60-7
• C31H51 N9 O9
• 693.79
• .

• L-Leucine,N-[N2-[N-[N-[N-[N2-[N-[1-[N2-(N-L-cysteinyl-L-a-glutamyl)-L-asparaginyl]-L-prolyl]-L-seryl]-L-glutaminyl]-L-phenylalanyl]-L-tyrosyl]-L-a-glutamyl]-L-arginyl]- (9CI)
• 93675-09-3
• C60H88 N16 O20 S
• 0
• .

• L-Proline,1,1'-[dithiobis[(2S)-2-methyl-1-oxo-3,1-propanediyl]]bis-
• 64806-05-9
• C18H28 N2 O6 S2
• 432.55
• .

• L-Valine,N-[N-(N-L-tyrosyl-L-isoleucyl)-L-phenylalanyl]- (9CI)
• 93772-67-9
• C29H40 N4 O6
• 0
• .

• L-Phenylalaninamide,glycyl-L-tryptophyl-L-methionyl-L-a-aspartyl-
• 18917-24-3
• C31H39 N7 O7 S
• 0
• .

• L-Proline,1-[[(3R,3aS,6E,10E,11aS)-2,3,3a,4,5,8,9,11a-octahydro-6,10-dimethyl-2-oxocyclodeca[b]furan-3-yl]methyl]-
• 148245-82-3
• C20H29 N O4
• 347.45843
• .

• L-Proline,1-[[[[(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]-
• 37106-99-3
• C28H33 N3 O10
• 571.64
• .

• L-Proline, 1-benzoyl-
• 5874-58-8
• C12H13 N O3
• 0
• .

• L-Threoninamide,L-isoleucyl-L-valyl-L-prolyl-L-phenylalanyl-L-leucylglycyl-L-prolyl-L-leucyl-L-leucylglycyl-L-leucyl-L-leucyl-(9CI)
• 97055-09-9
• C68H114 N14 O14
• 0
• .

• Lonomycin A,23,27-didemethoxy-11-O-demethyl-, monosodium salt, (28S)- (9CI)
• 124918-42-9
• C41H70 O12 . Na
• 776.9691
• .

• L-Tyrosinamide,N-[3-[[3-[(2,5-dioxo-3-sulfo-1-pyrrolidinyl)oxy]-3-oxopropyl]dithio]-1-oxopropyl]glycyl-N-[2-(trimethylammonio)ethyl]-,chloride (9CI)
• 119463-04-6
• C26H38 N5 O11 S3 . Cl
• 0
• .

• L-Leucine,N-[N-[[(2-chloroethyl)nitrosoamino]carbonyl]-L-alanyl]-, methyl ester (9CI)
• 102586-02-7
• C13H23 Cl N4 O5
• .

• L-Aspartamide, (aS)-a-hydroxybenzenepropanoyl-L-leucyl-L-arginyl- (9CI)
• 129536-35-2
• C25H40 N8 O6
• 548.6351
• .

• L-Alaninamide,N6-[[5-[(4-amino-1,4-dioxobutyl)amino]-2,3,5,6-tetrahydro-8,9-dihydroxy-1H-pyrimido[1,2-a]quinolin-1-yl]carbonyl]-L-lysyl-(3R)-3-hydroxy-D-a-aspartyl-L-alanyl-D-allothreonyl-N-(1-hydroxy-2-oxo-3-piperidinyl)-(9CI)
• 79438-64-5
• C42H62 N12 O16
• 0
• .

• L-Phenylalaninamide,N-acetyl-L-a-aspartyl-O-sulfo-L-tyrosyl-L-norleucylglycyl-L-tryptophyl-L-norleucyl-L-a-aspartyl-, monosodium salt (9CI)
• 105504-60-7
• C53H68 N10 O17 S . Na
• 0
• .

• Lignosulfonic acid,iron salt
• 39331-38-9
• 0
• .

• L-Lysine,N2-[(4-methylphenyl)sulfonyl]-, 2-naphthalenyl ester, monohydrobromide (9CI)
• 10318-07-7
• C23H26 N2 O4 S . Br H
• 0
• .

• L-Proline,1-(2-cyanoethyl)-5-oxo-
• 41563-94-4
• C8H10 N2 O3
• 255-441-3
• 182.1766
• .

• L-Tyrosine, hydrazide
• 7662-51-3
• C₉H₁₃N₃O₂
• 231-631-1
• 195.22
• .

• Laminin (Drosophilamelanogaster asubunit precursor reduced) (9CI)
• 151186-83-3
• 0
• .

• L-Lysine,N2,N6-bis[(2-phenyl-4-thiazolidinyl)carbonyl]-, methyl ester, dihydrochloride(9CI)
• 106086-24-2
• C27H34 N4 O4 S2 . 2 Cl H
• 0
• .

• L-Tyrosinamide,N-[[[3-(2-aminoethyl)-1H-indol-5-yl]oxy]acetyl]glycyl- (9CI)
• 133790-08-6
• C23H27 N5 O5
• 0
• .

• L-Phenylalaninamide,N-[1-carboxy-3-(1,3-dihydro-1,3-dioxo-2H-benz[f]isoindol-2-yl)propyl]-L-leucyl-N-methyl-,(R)- (9CI)
• 154296-67-0
• C32H36 N4 O6
• 572.6514
• .

• L-Phenylalanine,N-[(phenylmethoxy)carbonyl]-L-a-glutamyl-
• 987-84-8
• C22H24 N2 O7
• 213-581-2
• 428.44
• .

• L-Glutamamide,N2-(3-hydroxy-1-oxododecyl)-L-asparaginyl-N1-[1-(dimethoxymethyl)-3-methylbutyl]-(9CI)
• 125850-33-1
• C29H55 N5 O8
• 602.7605
• .

• L-Proline,1-[N2-[N2-(N2-L-tyrosyl-L-glutaminyl)-L-glutaminyl]-L-glutaminyl]- (9CI)
• 89270-97-3
• C29H42 N8 O10
• 0
• .

• L-Homocysteine,S-ethyl-
• 13073-35-3
• C₆H₁₃NO₂S
• 235-966-4
• 163.26
• .

• Lyticase
• 144941-36-6
• .

• L-Cysteine,S-(2-carboxyethyl)-
• 4033-46-9
• C6H11 N O4 S
• 223-717-2
• 193.24
• .

• L-Proline,N-(2-aminobenzoyl)glycyl-4-nitro-L-phenylalanyl-
• 67482-93-3
• C₂₃H₂₅N₅O₇
• 266-699-1
• 483.47
• .

• Leucomycin V,9-O-[(2R,5S,6R)-5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl]-,3B,4B-diacetate 3-propanoate
• 110159-29-0
• C50H82 N2 O17
• 983.1893
• .

• L-Cysteinamide,D-phenylalanyl-L-cysteinyl-L-tyrosyl-D-tryptophyl-L-lysyl-L-threonyl-N-[(1R,2R)-2-hydroxy-1-(hydroxymethyl)propyl]-,cyclic (2®7)-disulfide
• 103667-46-5
• C49H66 N10 O11 S2
• 0
• .

• L-Phenylalaninamide,N-[2-[2-(hydroxyamino)-2-oxoethyl]-4-methyl-1-oxopentyl]-L-leucyl- (9CI)
• 106314-87-8
• C23H36 N4 O5
• 448.5557
• .

• Lebocin 2 (9CI)
• 168147-48-6
• C187H284 N46 O48 S
• .

• L-Arginine, glycyl-
• 18635-55-7
• C₈H₁₇N₅O₃
• 231.25
• .

• L-Valine,N-[N-[4-hydroxy-1-oxo-6-phenyl-5-[[N-(N-L-seryl-L-alanyl)-L-alanyl]amino]hexyl]-L-valyl]-,methyl ester, [S-(R*,R*)]- (9CI)
• 126380-76-5
• C32H52 N6 O9
• 664.7901
• .

• L-Lysine,N6-(aminoiminomethyl)-N2-[N-[(1,1-dimethylethoxy)carbonyl]-O-ethyl-L-tyrosyl]-,methyl ester (9CI)
• 88718-86-9
• C24H39 N5 O6
• 0
• .

• L-Proline, 5-oxo-,2-hydroxy-3-[[(9Z)-1-oxo-9-octadecen-1-yl]oxy]propyl ester
• 170385-34-9
• C26H45 N O6
• .

• Luteinizinghormone-releasing factor (swine),6-D-alanine-9-(N-propyl-L-prolinamide)-10-deglycinamide- (9CI)
• 55533-06-7
• C57H80 N16 O12
• 0
• .

• L-Arginine,N2-[N-[N2-[N-[N-[N2-(1-L-a-aspartyl-L-prolyl)-L-glutaminyl]-L-tyrosyl]-L-isoleucyl]-L-glutaminyl]-L-seryl]-(9CI)
• 130007-44-2
• C43H67 N13 O15
• 0
• .

• Lanostan-18-oic acid,20-hydroxy-, g-lactone(9CI)
• 125850-37-5
• C30H50 O2
• .

• L-Threonine, 4-hydroxy-
• 21768-45-6
• C4H9 N O4
• 0
• .

• L-Glutamic acid,N-[N-(N-L-tyrosyl-L-tyrosyl)-L-a-glutamyl]- (9CI)
• 58540-52-6
• C28H34 N4 O11
• 0
• .

• L-Ornithine,N2-[4-[[(2-amino-1,4-dihydro-4-oxo-6-quinazolinyl)methyl]amino]benzoyl]- (9CI)
• 118675-83-5
• C21H24 N6 O4
• 0
• .

• L-Alanine,N-[N-[N-[N-[N-[1-[1-[3-(2-naphthalenyl)-D-alanyl]-L-prolyl]-L-prolyl]glycyl]-3-(2-thienyl)-L-alanyl]-L-seryl]-D-phenylalanyl]-3-(2-thienyl)-(9CI)
• 119953-19-4
• C51H58 N8 O10 S2
• 0
• .