• L-Alanine,N-(phenoxyacetyl)- (9CI)
• 23009-97-4
• C11H13 N O4
• 0
• .

• Lanosta-7,9(11)-dien-3-one,24,25-epoxy-26-hydroxy-, (24S,25S)- (9CI)
• 114020-57-4
• C30H46 O3
• .

• L-Tyrosine,3-methoxy-O,a-dimethyl-,methyl ester
• 19728-71-3
• C13H19 N O4
• 243-259-7
• 253.29426
• .

• L-Ornithine,N2,N5-bis[(phenylmethoxy)carbonyl]-
• 2274-58-0
• C21H24 N2 O6
• 218-889-0
• 400.4251
• .

• L-Glutamic acid,N-[4-[[(1,4-dihydro-4-oxo-1,2,3-benzotriazin-6-yl)methyl]amino]benzoyl]- (9CI)
• 140410-01-1
• C20H19 N5 O6
• 0
• .

• L-Tryptophan,N-(2,4-dinitrophenyl)-
• 1655-51-2
• C17H14 N4 O6
• 216-738-3
• 370.32
• .

• Lead,bis(p-chlorophenyl)di-2-thienyl- (8CI)
• 6963-17-3
• C20H14 Cl2 Pb S2
• 596.5612
• .

• Lead oxide sulfate
• 12765-51-4
• O₅PbS^-2
• 235-803-7
• 319.262
• .

• L-Cystine,hydrochloride (1:2)
• 30925-07-6
• C₆H₁₄Cl₂N₂O₄S₂
• 250-391-9
• 313.22236
• .

• L-Lysine,N6-(3-oxo-1-propen-1-yl)-
• 99124-76-2
• C9H16 N2 O3
• 0
• .

• Lithium,9H-fluoren-9-yl-
• 881-04-9
• C13H9 Li
• 212-918-0
• 172.15156
• .

• L-Tryptophan, butylester, hydrochloride (1:1)
• 6330-20-7
• C15H20 N2 O2 . Cl H
• 0
• .

• L-Ornithine,N5-[(1,1-dimethylethoxy)carbonyl]-
• 13650-49-2
• C₁₀H₂₀N₂O₄
• 232.28
• .

• L-Phenylalanine,hydrochloride (1:1)
• 17585-69-2
• C₉H₁₁NO₂^.HCl
• 241-554-5
• 201.65
• .

• Lanost-8-en-26-oicacid, 15-hydroxy-3,7,11,23-tetraoxo-, (15a)-
• 100440-26-4
• C30H42 O7
• .

• L-Alanine,3-[[3-(trifluoromethyl)phenyl]sulfonyl]-
• 5452-23-3
• C10H10 F3 N O4 S
• 0
• .

• L-Proline, N-acetyl-L-a-aspartyl-D-a-glutamyl-L-isoleucyl-L-valyl-4-(phenylmethoxy)-,5-[2-[(2,3-dihydro-1H-indol-1-yl)carbonyl]-2-propylhydrazide], (4R)- (9CI)
• 220440-84-6
• C46H64 N8 O12
• 921.0468
• .

• Leukemia-inhibitingfactor (human)
• 159075-60-2
• .

• Lasalocid
• 11054-70-9
• C₃₄H₅₄O₈
• 602.89
• .

• L-Alanine,[(4-ethyl-3,4,12,14-tetrahydro-4-hydroxy-3,14-dioxo-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-11-yl)methylene]hydrazide,hydrochloride, (S)- (9CI)
• 155471-20-8
• C24H23 N5 O5 . x Cl H
• .

• L-Tryptophanamide,5-hydroxy-N-(1-oxohexyl)-L-tryptophyl-5-hydroxy- (9CI)
• 90829-99-5
• C28H33 N5 O5
• 0
• .

• L-Methionine,L-seryl-L-tyrosyl-L-seryl-L-methionyl-L-a-glutamyl-L-histidyl-L-phenylalanyl-L-arginyl-L-tryptophylglycyl-L-lysyl-L-prolyl-
• 28254-72-0
• C75H106 N20 O19 S2
• .

• L-Allothreonine,O-ethyl-, hydrochloride (9CI)
• 205503-95-3
• C6H13 N O3 . Cl H
• 183.63326
• .

• Lymphoguanylin(Didelphis virginiana) (9CI)
• 225939-57-1
• C68H105 N17 O26 S4
• .

• Lupan-28-oic acid,21-hydroxy-3-oxo-, g-lactone, (21b)- (9CI)
• 13950-50-0
• C30H46 O3
• .

• L-Norleucine,N-[hydroxy[2-(2-naphthalenyl)ethyl]phosphinyl]glycyl-L-prolyl- (9CI)
• 130365-63-8
• C25H34 N3 O6 P
• .

• L-Asparagine,N-hydroxy-
• 1955-68-6
• C4H8 N2 O4
• 148.12
• .

• L-Phenylalaninamide,N-[2-[2-(hydroxyamino)-2-oxoethyl]-1-oxoheptyl]-L-leucyl- (9CI)
• 106314-86-7
• C24H38 N4 O5
• .

• L-Glutamic acid,N-[4-[[(4-amino-6-pteridinyl)methyl]amino]benzoyl]-
• 118869-51-5
• C19H19 N7 O5
• 0
• .

• L-Valinamide,N,N-dimethyl-L-alanyl-(2E)-2-amino-2-butenoyl-L-prolyl-L-alanyl-(2E)-2-amino-2-butenoyl-L-prolyl-(2E)-2-amino-2-butenoyl-L-valyl-L-alanyl-L-glutaminyl-L-phenylalanyl-L-valyl-L-alloisoleucyl-L-glutaminylglycyl-L-seryl-(2E)-2-amino-2-butenoyl-L-alloisoleucyl-L-cysteinyl-L-leucyl-N-[(1Z)-2-mercaptoethenyl]-,cyclic (19®21)-thioether
• 154277-21-1
• C99H154 N24 O24 S
• 0
• .

• L-Cysteine,N-[(phenylmethoxy)carbonyl]-S-(phenylmethyl)-, 4-nitrophenyl ester
• 3401-37-4
• C24H22 N2 O6 S
• 466.51
• .

• L-Valinamide,L-asparaginyl-L-tyrosyl-L-a-aspartyl-L-phenylalanyl- (9CI)
• 166045-70-1
• C31H41 N7 O9
• .

• L-Leucine,N2-acetyl-D-lysyl-L-asparaginyl-L-glutaminyl-L-tryptophyl-L-alanyl-L-valyl-L-alanyl-L-histidyl-,cyclic (9®1)-peptide (9CI)
• 168434-06-8
• C51H75 N15 O12
• .

• L-Alanine, L-g-glutamyl-3-cyano-
• 16051-95-9
• C9H13 N3 O5
• 340.37464
• .

• L-Glutamic acid,magnesium salt (1:1)
• 64407-99-4
• C5H9 N O4 . Mg
• 264-873-1
• 223.46
• .

• L-Prolinamide,N-(carboxymethyl)-3-cyclohexyl-D-alanyl-N-[[4-(aminoiminomethyl)phenyl]methyl]-(9CI)
• 162694-76-0
• C24H35 N5 O4
• .

• L-a-Asparagine,N-[3-(4-hydroxyphenyl)-1-oxopropyl]-L-alanyl-L-a-aspartyl-L-alanyl-L-isoleucyl-L-phenylalanyl-L-threonyl-L-threonyl-L-seryl-L-tyrosyl-L-arginyl-L-ornithyl-L-valyl-L-leucyl-(2S)-2-aminobutanoyl-L-glutaminyl-L-leucyl-L-seryl-L-alanyl-L-arginyl-L-ornithyl-L-leucyl-L-leucyl-L-glutaminyl-L-a-aspartyl-L-isoleucyl-L-norleucyl-N-[4-[(aminoiminomethyl)amino]butyl]-
• 164080-28-8
• C150H247 N41 O42
• .

• Lanthanum,tris(1-phenyl-1,3-butanedionato-kO1,kO3)-
• 14726-19-3
• C30H27 La O6
• .

• Lanost-8-ene-2,3,12,24,25-pentol,3-[3-hydroxy-5-[(2-methoxy-2-oxoethyl)amino]-3-methyl-5-oxopentanoate], (2a,3b,12a,24R)- (9CI)
• 69770-64-5
• C39H65 N O10
• 0
• .

• L-Leucine,N2-acetyl-L-lysyl-L-asparaginyl-L-glutaminyl-L-tryptophyl-L-alanyl-L-valyl-D-alanyl-L-histidyl-,cyclic (9®1)-peptide (9CI)
• 168434-07-9
• C51H75 N15 O12
• .

• L-Homoserine,N-[[(1S)-2,3,4,5-tetrahydro-8,9-dihydroxy-4-oxo-1H-5,10b-diaza-3a-azoniaacephenanthrylen-1-yl]carbonyl]-L-a-aspartyl-D-seryl-L-homoserylglycyl-(3R)-3-hydroxy-D-a-aspartyl-L-seryl-N5-(aminocarbonyl)-D-ornithyl-L-homoseryl-N5-acetyl-N5-hydroxy-D-ornithyl-
• 109336-19-8
• C55H79 N16 O28
• .

• L-Alanine,N-(6,11-dihydrodibenzo[b,e]thiepin-11-yl)-, ethyl ester, hydrochloride (9CI)
• 117125-41-4
• C19H21 N O2 S . Cl H
• 363.9015
• .

• L-Phenylalaninamide,N-[(1,1-dimethylethoxy)carbonyl]-D-g-glutamyl-O-sulfo-L-tyrosyl-L-norleucyl-D-lysyl-L-tryptophyl-L-norleucyl-L-a-aspartyl-, cyclic (1®4)-peptide (9CI)
• 115308-76-4
• C61H83 N11 O17 S
• .

• Lanosta-8,24-dien-21-oicacid, 3-(acetyloxy)-16-hydroxy-, (3b,16a)-
• 168293-13-8
• C32H50 O5
• .

• L-Glutamic acid,N-(1-oxododecyl)-
• 3397-65-7
• C17H31 N O5
• 222-261-1
• 329.43
• .

• L-Tryptophan, 1-methyl-
• 21339-55-9
• C₁₂H₁₄N₂O₂
• 208-388-5
• 218.25
• .

• L-Ascorbic acid,6-hexadecanoate, mixt. withrel-(2R)-3,4-dihydro-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-1-benzopyran-6-oland lecithins
• 83868-85-3
• C29H50 O2 . C22 H38 O7 .
• 0
• .

• Lead, 2-ethylhexanoateneodecanoate complexes, basic
• 90431-35-9
• 291-558-6
• 0
• .

• L-Lysine,glycyl-L-tyrosyl-
• 91290-35-6
• C17H26 N4 O5
• 0
• .

• L-Argininamide,(2R)-2-cyclohexylglycyl-N2-butyl-N-(4-nitrophenyl)-, dihydrochloride (9CI)
• 106775-37-5
• C24H39 N7 O4 . 2 Cl H
• .