• L-Lysine,N2-[4-[[(2,4-diamino-6-pteridinyl)methyl]methylamino]benzoyl]-, trihydrobromide(9CI)
• 51865-81-7
• C21H27 N9 O3 . 3 Br H
• 453.4976
• .

• L-Lysine,N2-[4-(formylmethylamino)benzoyl]-N6-[(phenylmethoxy)carbonyl]-, methyl ester
• 51865-75-9
• C24H29 N3 O6
• 455.5036
• .

• L-Methionine,N-[N-[N-[(1,1-dimethylethoxy)carbonyl]-b-alanyl]-L-tryptophyl]-, hydrazide (9CI)
• 5534-93-0
• C24H36 N6 O5 S
• 404.8904
• .

• L-Methionine,N-benzoyl-, methyl ester
• 50732-06-4
• C13H17 N O3 S
• 256-744-3
• 267.34398
• .

• L-Lysine,N2-(1-oxododecyl)-
• 59409-41-5
• C₁₈H₃₆N₂O₃
• 261-742-0
• 328.49
• .

• Lupano[3,2-c]isoxazole(9CI)
• 57665-17-5
• C31H49 N O
• .

• L-Glutamic acid,N-[4-[[(2,4-diamino-6-quinazolinyl)amino]methyl]benzoyl]-, diethyl ester (9CI)
• 56239-20-4
• C25H30 N6 O5
• 494.5429
• .

• L-Glutamic acid,N-[4-[[3-[(2-amino-1,6-dihydro-6-oxo-5-pyrimidinyl)amino]propyl]amino]benzoyl]-
• 5786-81-2
• C19H24 N6 O6
• 432.4305
• .

• Liv 52
• 54847-94-8
• 0
• .

• L-a-Glutamine,N-(N-acetylmuramoyl)-L-alanyl- (9CI)
• 59331-38-3
• C19H32 N4 O11
• 492.48
• .

• Leucine,N-[N-(N-glycylleucyl)glycyl]- (7CI,8CI)
• 5191-89-9
• C16H30 N4 O5
• 369.4557
• .

• L-Phenylalanine,trimethylsilyl ester
• 5269-44-3
• C12H19 N O2 Si
• 513.97
• .

• L-Tyrosine,N-[(4-methylphenyl)sulfonyl]-, ethyl ester
• 58559-09-4
• C18H21 N O5 S
• 363.428
• .

• L-Proline, 1-(1-oxohexadecyl)-, sodium salt (1:1)
• 58725-33-0
• C₂₁H₃₈NNaO₃
• 261-406-3
• 375.52
• .

• L-Tyrosine,N-[N-[(phenylmethoxy)carbonyl]glycyl]-,phenylmethyl ester (9CI)
• 57294-46-9
• C26H26 N2 O6
• 462.4944
• .

• Lanostane-7,11-dione,3-(acetyloxy)-, cyclic 7-(1,2-ethanediyl dithioacetal), (3β)-
• 56259-20-2
• C₃₄H₅₆O₃S₂
• 576.9366
• .

• Levorin A1
• 58591-17-6
• 0
• .

• Laticotoxin A (9CI)
• 50926-20-0
• .

• L-Glucitol,2-amino-2-deoxy-, hydrochloride (9CI)
• 58691-27-3
• C6H15 N O5 . Cl H
• 181.187
• .

• L-Aspartic acid,N-(N-acetyl-L-alanyl)- (9CI)
• 57282-75-4
• C9H14 N2 O6
• 246.2173
• .

• L-Methionine,N-[(1,1-dimethylethoxy)carbonyl]-L-tryptophyl-, methyl ester (9CI)
• 5934-88-3
• C22H31 N3 O5 S
• 449.5636
• .

• L-Arabinose, diethyl dithioacetal, tetraacetate (9CI)
• 5115-88-8
• C17H28 O8 S2
• 424.5294
• .

• L-Lysine,N2,N6-bis[(4-methylphenyl)sulfonyl]-
• 51866-92-3
• C20H26 N2 O6 S2
• 454.5602
• .

• L-Altritol,1-deoxy-2,5:4,6-di-O-methylene- (9CI)
• 55660-05-4
• C8H14 O5
• 190.1938
• .

• L-Valine,N-benzoyl-
• 5699-79-6
• C12H15 N O3
• 221.25
• .

• Lysine,N6-carboxy-N2-(N-carboxy-D-a-glutamyl)-, tetrabenzyl ester, L- (8CI)
• 5914-81-8
• C41H45 N3 O9
• 394.8725
• .

• L-Alanine, N-phenyl-, ethyl ester
• 54860-84-3
• C11H15 N O2
• 193.2423
• .

• Lithium,tri-m-chlorotri-, cyclo (9CI)
• 59217-69-5
• Cl3Li3
• 110.1537
• .

• L-Alaninamide, 5-oxo-L-prolyl-L-histidyl-L-prolyl- (9CI)
• 52208-06-7
• C19H27 N7 O5
• .

• L-Alanine,3-[(4-fluorophenyl)sulfonyl]-
• 5460-58-2
• C9H10 F N O4 S
• 247.2434
• .

• L-Valine, N-[N-[(1,1-dimethylethoxy)carbonyl]-L-tryptophyl]-, hydrazide (9CI)
• 52894-03-8
• C21H31 N5 O4
• 417.5019
• .

• L-Cysteine, N-[3-(4-methylphenyl)-1-oxo-2-propenyl]-S-[(methylthio)methyl]-, methyl ester, (E)- (9CI)
• 56010-98-1
• C16H21 N O3 S2
• 339.4728
• .

• L-Proline,N,N-dimethyl-L-isoleucyl-L-isoleucyl-(3S)-3-[3-[(1Z)-2-aminoethenyl]-4-methoxyphenoxy]-L-prolyl-,(4®3)-lactam
• 51059-42-8
• C33H49 N5 O6
• 611.7721
• .

• L-Alanine,3-chloro-, hydrochloride (1:1)
• 51887-89-9
• C₃H₇Cl₂NO₂
• 160
• .

• L-Ornithine,N2-benzoyl-N5-[(benzoylamino)iminomethyl]-
• 58682-75-0
• C20H22 N4 O4
• 382.4131
• .

• Lanost-8-ene-7,11-dione,3-hydroxy-, (3b)- (9CI)
• 5346-40-7
• C30H48 O3
• 456.7003
• .

• L-Glutamic acid, N-formyl-, 5-(phenylmethyl) ester
• 5249-42-3
• C13H15 N O5
• 211.2591
• .

• Lignin,ammonium salt
• 52108-93-7
• C₆H₃ClNNaO₃
• 195.53569 [g/mol]
• .

• L-Phenylalanine,N,N-dimethyl-L-phenylalanyl-(3S)-3-[4-(2-aminoethenyl)phenoxy]-L-leucyl-b-hydroxy-, (3®2)-lactam, (bR)-
• 53766-27-1
• C34H40 N4 O5
• 0
• .

• Lysine,N6-(6,8-dichlorooctanoyl)-, L- (8CI)
• 5290-94-8
• C14H26 Cl2 N2 O3
• 296.3256
• .

• L-Glutamic-13Nacid (9CI)
• 52458-30-7
• C5H9 N O4
• .

• L-Leucine, N-(3-carboxy-1-oxo-2-propen-1-yl)-, 1-ethyl ester
• 5330-49-4
• C12H19 N O5
• 257.283
• .

• L-Cysteine, S-[2-[(2,4-dinitrophenyl)amino]ethyl]-
• 57944-37-3
• C11H14 N4 O6 S
• 330.3171
• .

• L-Lysine-2-14C, monohydrochloride(9CI)
• 5231-53-8
• C6H14 N2 O2 . Cl H
• 188.1613
• .

• L-Glutamicacid, N-[4-[[(2,4-diamino-6-quinazolinyl)amino]methyl]benzoyl]-
• 56239-22-6
• C21H22 N6 O5
• 438.4366
• .

• L-Glutamic acid,N-[3-[4-[[(2,4-diamino-6-pteridinyl)methyl]amino]phenyl]-1-oxopropyl]-
• 52853-42-6
• C21H24 N8 O5
• 468.4659
• .

• Lithium pyridine-2-carboxylate
• 59908-45-1
• C₆H₄LiNO₂
• 261-983-1
• 129.04246
• .

• L-Phenylalanine,4-amino-3,5-diiodo-
• 59515-83-2
• C9H10 I2 N2 O2
• 0
• .

• L-Asparticacid, N-(5-amino-3-butyl-3H-1,2,3-triazolo[4,5-d]pyrimidin-7-yl)-,bis(phenylmethyl) ester (9CI)
• 5163-61-1
• C26H29 N7 O4
• 503.553
• .

• L-Glutamicacid, N-[(phenylmethoxy)carbonyl]-, 5-(1,1-dimethylethyl) ester, 1-hydrazide(9CI)
• 55592-89-7
• C17H25 N3 O5
• 351.3975
• .