• L-Isoleucine,N-[(phenylmethoxy)carbonyl]-, 4-nitrophenyl ester
• 2130-99-6
• C20H22 N2 O6
• 218-351-5
• 386.4
• .

• Lansiumarin A
• 205115-73-7
• .

• L-Leucinamide,L-leucyl-L-valyl-L-prolyl-L-phenylalanyl-L-arginyl-L-prolyl-L-arginyl-
• 226211-46-7
• C48H81 N15 O8
• .

• L-Serinamide,N-[(3S)-3-methyl-1,2-dioxopentyl]-L-tyrosyl-L-asparaginyl-N-(1Z)-1-propen-1-yl-,cyclic 13,33-[(3S)-2,3-dihydro-3-hydroxy-2-oxo-1H-indole-7,3-diyl] deriv., [1(3S),3(3R)]-
• 220666-21-7
• C33H38 N6 O10
• 678.70501
• .

• L-Valine, 3-mercapto-,hydrochloride (1:1)
• 25526-04-9
• C5H11 N O2 S . Cl H
• 247-077-9
• 185.67228
• .

• L-Tyrosine, 3-amino-,dihydrochloride (9CI)
• 23279-22-3
• C₉H₁₂N₂O₃^.2HCl
• 245-552-5
• 196.20318
• .

• L-Glutamine,N-1-naphthalenyl-
• 28401-75-4
• C15H16 N2 O3
• 249-007-2
• 272.29914
• .

• L-a-Asparagine,N-acetyl-L-isoleucyl-L-a-glutamyl-L-prolyl-N-(4-nitrophenyl)- (9CI)
• 216757-29-8
• C28H38 N6 O11
• 634.63492
• .

• Lanost-8-en-3b-ol, 24,25-dibromo-, acetate(8CI)
• 27868-07-1
• C32H52 Br2 O2
• 628.5621
• .

• L-Serine,N-[(phenylmethoxy)carbonyl]-O-(phenylmethyl)-
• 20806-43-3
• C18H19 N O5
• 244-049-8
• 311.20
• .

• L-Histidine,L-histidyl-L-seryl-L-leucyl-L-threonyl-L-alanyl-L-lysyl-L-isoleucyl-D-alanyl-D-lysyl-L-leucyl-L-threonyl-L-phenylalanyl-L-seryl-L-isoleucyl-L-alanyl-D-alanyl-D-histidyl-L-threonyl-L-tyrosyl-L-threonyl-L-cysteinyl-L-alanyl-L-valyl-D-alanyl-D-lysyl-L-tyrosyl-L-threonyl-L-alanyl-L-lysyl-L-valyl-L-seryl-(9CI)
• 252348-70-2
• C156H250 N42 O43 S
• 3433.9748
• .

• L-Lysine,N2-[[(4S)-4,5-dihydro-2-(2-hydroxyphenyl)-4-oxazolyl]carbonyl]-N6-hydroxy-N6-[(2Z)-1-oxo-2-octadecenyl]-,(1S)-3-[[(3S)-hexahydro-1-hydroxy-2-oxo-1H-azepin-3-yl]amino]-1-methyl-3-oxopropylester (9CI)
• 26769-11-9
• C44H69 N5 O10
• 828.0462
• .

• L-Histidine,N-(1-carboxyethyl)-
• 25303-09-7
• C9H13 N3 O4
• 0
• .

• L-Leucine, L-g-glutamyl-
• 2566-39-4
• C₁₁H₂₀N₂O₅
• 260.29
• .

• L-Histidine,N-[4-[4-[bis(2-chloroethyl)amino]phenyl]-1-oxobutyl]-, methyl ester,dihydrochloride (9CI)
• 2790-60-5
• C21H28 Cl2 N4 O3 . 2 Cl H
• .

• L-Cysteine, S-ethyl-
• 2629-59-6
• C5H11 N O2 S
• 220-106-2
• 149.21
• .

• L-Glutamic acid,N-[(5-amino-2-pyridinyl)carbonyl]-, diethyl ester (9CI)
• 29769-50-4
• C15H21 N3 O5
• 323.3443
• .

• L-Phenylalanine,N-(4-nitrobenzoyl)-
• 24758-96-1
• C16H14 N2 O5
• 314.2928
• .

• L-Cysteinamide,N-acetyl-L-cysteinyl-L-norleucyl-L-arginyl-L-histidyl-3-(2-naphthalenyl)-D-alanyl-L-arginyl-L-tryptophylglycyl-,cyclic (1®9)-disulfide
• 212370-59-7
• C58H79 N19 O10 S2
• 1268.52
• .

• L-Lyxofuranoside,methyl 5-deoxy-2-O-[2-deoxy-2-(methylamino)-a-L-glucopyranosyl]-3-C-(hydroxymethyl)-
• 27867-73-8
• C14H27 N O9
• 353.3655
• .

• L-Alanine, L-α-glutamyl-
• 21064-18-6
• C₈H₁₄N₂O₅
• 218.2072
• .

• L-Cysteine,S-(2,4-dinitrophenyl)-
• 23815-63-6
• C9H9 N3 O6 S
• 287.2493
• .

• L-Lysinamide,N-(2-phenylacetyl)-L-tyrosyl-D-arginyl-L-a-aspartyl-L-alanyl-L-isoleucyl-4-chloro-L-phenylalanyl-L-threonyl-L-asparaginyl-N6-(aminoiminomethyl)-L-lysyl-O-methyl-L-tyrosyl-L-arginyl-L-lysyl-L-valyl-L-leucyl-(2S)-2-aminobutanoyl-L-glutaminyl-L-leucyl-L-seryl-L-alanyl-L-arginyl-L-lysyl-L-leucyl-L-leucyl-L-glutaminyl-L-a-aspartyl-L-isoleucyl-L-norleucyl-D-arginyl-N6-(aminoiminomethyl)-
• 221377-79-3
• C172H284 Cl N53 O41
• 0
• .

• L-Valine, L-cysteinyl-,bimol. (1®1')-disulfide (9CI)
• 21141-84-4
• C16H30 N4 O6 S2
• 438.56
• .

• L-Phenylalanine,N-[N-[(phenylmethoxy)carbonyl]-L-phenylalanyl]-, hydrazide (9CI)
• 23815-00-1
• C26H28 N4 O4
• 460.5249
• .

• L-Proline, 4-fluoro-,(4S)-
• 2438-57-5
• C₅H₈FNO₂
• 133.1209
• .

• L-Alanine,L-cysteinyl-, bimol. (1®1')-disulfide (9CI)
• 20898-21-9
• C12H22 N4 O6 S2
• 382.46
• .

• Letovicite((NH4)3H(SO4)2) (9CI)
• 24270-55-1
• H3N . 2/3 H2 O4 S
• 0
• .

• L-Alanine, 3-phosphono-
• 23052-80-4
• C₃H₈NO₅P
• 169.073081
• .

• L-Histidine, 2(or5)-iodo-
• 29468-23-3
• C6H8 I N3 O2
• 281.05109
• .

• L-Proline,L-alanyl-L-prolyl-
• 22049-75-8
• C13H21 N3 O4
• 244-755-6
• 283.32354
• .

• Lysine, hydrochloride(1:?)
• 22834-80-6
• C6H14 N2 O2 . x Cl H
• 245-258-7
• 0
• .

• L-Lysine, homopolymer, hydrobromide
• 25988-63-0
• C₁₈H₃₈N₆O₄
• 246-168-0
• 0
• .

• L-Valine, L-lysyl-
• 20556-11-0
• C11H23 N3 O3
• 245.32
• .

• L-Glutamic acid,N-[4-[[[2-amino-3,4,5,6,7,8-hexahydro-5-(iminomethyl)-4-oxo-6-pteridinyl]methyl]amino]benzoyl]-
• 2311-81-1
• C20H24 N8 O6
• 0
• .

• L-Alaninamide,N-[(phenylmethoxy)carbonyl]-L-valyl-N-[1-(carboxymethyl)-3-fluoro-2-oxopropyl]-
• 220644-02-0
• C21H28 F N3 O7
• 453.4613
• .

• L-Threonine, 3-methyl-
• 2280-27-5
• C₅H₁₁NO₃
• 133.1457
• .

• L-Lyxose,5-deoxy-2-O-[2-deoxy-2-(methylamino)-a-L-glucopyranosyl]-3-C-formyl-
• 26785-03-5
• C13H23 N O9
• 337.323
• .

• L-Tyrosine,N-[(1,1-dimethylethoxy)carbonyl]-O-(phenylmethyl)-, 2,5-dioxo-1-pyrrolidinylester
• 27601-29-2
• C25H28 N2 O7
• 248-557-0
• 468.49902
• .

• L-Ornithine,N5-(aminothioxomethyl)-, dihydrochloride (9CI)
• 212051-53-1
• C6H13 N3 O2 S . 2 Cl H
• 264.17
• .

• L-galacto-2-Heptulose
• 29325-35-7
• C7H14 O7
• 0
• .

• Lupan-28-oic acid,3-hydroxy-, (3b)-
• 25488-53-3
• C30H50 O3
• 0
• .

• L-Norleucine,3-methyl-, (3S)-
• 28116-92-9
• C7H15 N O2
• 0
• .

• Leucine,5,5,5-trifluoro-
• 2792-72-5
• C₆H₁₀F₃NO₂
• 185.1443
• .

• L-Prolinamide,N-methyl-L-isoleucyl-L-isoleucyl-(3S)-3-hydroxy-L-prolyl-N-[(1Z)-2-(5-hydroxy-2-methoxyphenyl)ethenyl]-,cyclic (3®4)-ether (9CI)
• 24604-79-3
• C32H47 N5 O6
• .

• L-Cystine,N,N'-bis(2,4-dinitrophenyl)-
• 23067-16-5
• C18H16 N6 O12 S2
• 245-408-1
• 453.34034
• .

• L-Proline, N-acetyl-L-a-aspartyl-D-a-glutamyl-L-isoleucyl-L-valyl-4-(phenylmethoxy)-,5-[2-[[(1,3-benzodioxol-5-ylmethyl)amino]carbonyl]-2-propylhydrazide], (4R)-(9CI)
• 220440-94-8
• C46H64 N8 O14
• 953.0456
• .

• L-Proline,1-[(2R,3S,4E)-3-hydroxy-2,4-dimethyl-1-oxo-4-dodecen-1-yl]-,(1R)-1-[[(1S)-1-carboxyethoxy]carbonyl]-2-methylpropyl ester
• 222974-50-7
• C27H45 N O8
• .

• L-Leucinamide,5-oxo-L-prolyl-L-prolyl-L-leucyl-L-prolyl-L-a-aspartyl-L-cysteinyl-L-cysteinyl-L-arginyl-L-glutaminyl-L-lysyl-L-threonyl-L-cysteinyl-L-seryl-L-cysteinyl-L-arginyl-L-leucyl-L-tyrosyl-L-a-glutamyl-L-leucyl-L-leucyl-L-histidylglycyl-L-alanylglycyl-L-asparaginyl-L-histidyl-L-alanyl-L-alanylglycyl-L-isoleucyl-L-leucyl-L-threonyl-,cyclic (6®12),(7®14)-bis(disulfide)
• 205640-90-0
• C152H243 N47 O44 S4
• 3565.14
• .

• L-Lysine,N2-[(1,1-dimethylethoxy)carbonyl]-N6-[imino(nitroamino)methyl]-
• 28968-64-1
• C12H23 N5 O6
• 333.34
• .