• L-Leucine,N-[(1,1-dimethylethoxy)carbonyl]-L-tryptophyl-, methyl ester
• 72156-61-7
• C23H33 N3 O5
• 431.5252
• .

• L-Alanine,3-[(aminoiminomethyl)amino]-, monohydrochloride (9CI)
• 1482-99-1
• C4H10 N4 O2 . Cl H
• 216-044-0
• 182.6087
• .

• Leucosin
• 9013-94-9
• .

• Loctite 493 (9CI)
• 89338-75-0
• .

• L-Aspartic acid,N-[(2S,3R)-3-amino-2-hydroxy-5-methyl-1-oxohexyl]-L-valyl-L-valyl-,monohydrochloride (9CI)
• 100938-10-1
• C21H38 N4 O8 . Cl H
• 511.0094
• .

• L-Cysteine,S-(3-chloro-2-propenyl)-, (E)- (9CI)
• 138876-22-9
• C6H10 Cl N O2 S
• 195.6671
• .

• L-chiro-Inositol,2,3-dideoxy-3-[5,7-dihydroxy-2-(4-hydroxyphenyl)-4-oxo-4H-1-benzopyran-8-yl]-1-O-a-D-glucopyranosyl- (9CI)
• 84563-91-7
• C27H30 O14
• .

• Lanosta-8,24-dien-26-oicacid, 3-(acetyloxy)-15-hydroxy-7-methoxy-, (3a,7a,15a,24E)- (9CI)
• 110024-16-3
• C33H52 O6
• .

• L-Proline,1-[(phenylmethoxy)carbonyl]-L-prolyl- (9CI)
• 7360-23-8
• C18H22 N2 O5
• 346.38
• .

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

• L-Arabinose,4,5-O-(1-methylethylidene)-, diethyl dithioacetal
• 74405-35-9
• C12H24 O4 S2
• 296.4466
• .

• L-Leucine,L-threonyl-L-valyl-
• 66317-22-4
• C15H29 N3 O5
• 331.4079
• .

• L-Proline, N-acetyl-L-a-aspartyl-D-a-glutamyl-L-isoleucyl-L-valyl-4-(phenylmethoxy)-,5-[2-methyl-2-[[[(1S)-1-phenylethyl]amino]carbonyl]hydrazide], (4R)- (9CI)
• 220440-72-2
• C44H62 N8 O12
• 895.0095
• .

• L-Glutamic acid,N-[4-[[(2,4-diamino-6-pteridinyl)methyl](phenylmethyl)amino]benzoyl]-
• 70280-73-8
• C26H26 N8 O5
• 530.5352
• .

• L-Prolinamide,N-(carboxymethyl)-3-cyclohexyl-D-alanyl-N-[4-[(aminoiminomethyl)amino]-1-[(2,2,2-trifluoroethoxy)acetyl]butyl]-(9CI)
• 198292-64-7
• C25H41 F3 N6 O6
• .

• 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-Lysine,N6-[(1,1-dimethylethoxy)carbonyl]-N2-[(phenylmethoxy)carbonyl]-, 4-nitrophenylester
• 2212-69-3
• C₂₅H₃₁N₃O₈
• 501.53
• .

• Leucine,N-[(3,5-dichlorophenoxy)acetyl]-, L- (8CI)
• 7404-57-1
• C14H17 Cl2 N O4
• 334.1951
• .

• L-Histidine,N,1-bis(2,4-dinitrophenyl)-
• 3129-33-7
• C₁₈H₁₃N₇O₁₀
• 487.34
• .

• Lime (chemical),hydraulic
• 85117-09-5
• 285-561-1
• .

• 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
• .

• Leachresidues, tin-tungsten ore
• 84144-93-4
• 282-215-1
• .

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

• Lead, isononanoatenaphthenate complexes, basic
• 90431-40-6
• 291-563-3
• .

• L-Phenylalanine,N-[(4-methylphenyl)sulfonyl]-, methyl ester
• 42384-33-8
• C17H19 N O4 S
• 333.4021
• .

• Leachresidues, zinc ore, lead-contg.
• 91053-49-5
• 293-314-4
• .

• L-Cysteine,N-acetyl-S-butyl-
• 19216-62-7
• C9H17 N O3 S
• 219.3012
• .

• Lysozyme (chicken eggwhite)
• 12650-88-3
• C15H20O4
• 235-747-3
• 140.50088
• .

• L-Leucine,N-[N-[[(3,4,4-trimethyl-1,2-dioxetan-3-yl)methoxy]carbonyl]-L-phenylalanyl]-,(R)- (9CI)
• 109215-62-5
• C22H32 N2 O7
• 436.4987
• .

• Lysotoxin (9CI)
• 65454-18-4
• .

• Leucine,N-[(2,4-dichlorophenoxy)acetyl]- (9CI)
• 80913-69-5
• C14H17 Cl2 N O4
• 334.1951
• .

• Loquat, ext.
• 91770-19-3
• 294-804-0
• 0
• .

• Lithium,[2,2-dimethyl-3-[(trimethylsilyl)oxy-kO]propyl-kC]-
• 159035-03-7
• C8H19 Li O Si
• .

• L-Alanine,3-[[[2-[4,4'-bipiperidin]-1-yl-4-(1-methylethyl)-5-thiazolyl]carbonyl]amino]-N-(phenylsulfonyl)-
• 718595-27-8
• C26H37 N5 O5 S2
• 563.7325
• .

• L-Alanine,N-(3,5-dimethyl-4-isoxazolyl)-N-(methoxymethyl)-, methyl ester
• 98165-96-9
• C11H18 N2 O4
• 242.2716
• .

• L-Tyrosine,N-[(phenylmethoxy)carbonyl]-O-(phenylmethyl)-, 4-nitrophenyl ester
• 3562-03-6
• C30H26 N2 O7
• 222-626-5
• 526.53664
• .

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

• Lobelia inflata, ext.
• 84696-23-1
• 283-642-6
• .

• Lactococcin A
• 138860-83-0
• 0
• .

• L-Proline,N-[(phenylmethoxy)carbonyl]glycylglycyl-, phenylmethyl ester
• 22049-31-6
• C24H27 N3 O6
• 453.4877
• .

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

• L-Proline,1-(dithiocarboxy)-
• 7250-31-9
• C6H9 N O2 S2
• 0
• .

• L-Phenylalanine,N-[(phenylmethyl)sulfonyl]-
• 7469-31-0
• C16H17 N O4 S
• 319.3755
• .

• L-Cysteine,N-acetyl-S-2-thienyl-
• 18764-73-3
• C9H11 N O3 S2
• 245.3185
• .

• L-Norvaline,N-[N2-[3-[bis(2-chloroethyl)amino]-L-phenylalanyl]-N5-[imino(nitroamino)methyl]-L-ornithyl]-,ethyl ester, monohydrobromide (9CI)
• 35849-53-7
• C26H42 Cl2 N8 O6 . Br H
• 252-757-3
• 714.47962
• .

• L-Glutamicacid,N-[4-[[(2,4-diamino-1,5-dihydro-5-oxopyrido[2,3-d]pyrimidin-6-yl)methyl]amino]benzoyl]-(9CI)
• 74332-03-9
• C20H21 N7 O6
• 455.424
• .

• L-Norvaline, L-alanyl-
• 39537-36-5
• C₈H₁₆N₂O₃
• 188.22
• .

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

• L-Iditol,1,4:3,6-dianhydro-, dimethanesulfonate (9CI)
• 24808-19-3
• C8H14 O8 S2
• 302.322
• .