• L-Iditol,1,4:3,6-dianhydro-2-deoxy-2-(diethylamino)-, 5-nitrate, monohydrochloride (9CI)
• 81786-31-4
• C10H18 N2 O5 . Cl H
• 0
• .

• L-Phenylalanine,N-[N-[3-hydroxy-6-methyl-1-oxo-4-[[N-(N-L-phenylalanylglycyl)-L-histidyl]amino]heptyl]-L-alanyl]-,methyl ester, [S-(R*,R*)]- (9CI)
• 112317-45-0
• C38H52 N8 O8
• 0
• .

• Lanosta-8,24-dien-21-oicacid, 3-hydroxy-, (3a,13a,14b,17a,20S)- (9CI)
• 28282-27-1
• C30H48 O3
• 456.7003
• .

• L-Valinamide,1-[3-phenyl-2-[[N-(N-L-seryl-L-alanyl)-L-alanyl]amino]propyl]-L-prolyl-L-valyl-,(S)- (9CI)
• 126380-78-7
• C33H54 N8 O7
• 674.8313
• .

• L-Phenylalanine,N-[(phenylmethoxy)carbonyl]-, 1,2-dibromoethyl ester
• 64187-43-5
• C19H19 Br2 N O4
• 485.21
• .

• L-Prolinamide,N-[[hexahydro-2,6-dioxo-3-(phenylmethyl)-4-pyrimidinyl]carbonyl]-L-histidyl-,(S)- (9CI)
• 128056-16-6
• C23H27 N7 O5
• 481.5044
• .

• L-Tryptophanamide,L-alanyl-L-tryptophyl-L-glutaminyl-L-a-aspartyl-L-leucyl-L-asparaginyl-L-alanylglycyl- (9CI)
• 138168-63-5
• C49H66 N14 O13
• 0
• .

• L-Lysine,N6-[L-2-(4-carboxy-5,5-dimethyl-2-thiazolidinyl)-N-(phenylacetyl)glycyl]-N2-formyl-,(2R-trans)- (9CI)
• 27826-45-5
• C23H32 N4 O7 S
• 0
• .

• L-Alanine,N-acetyl-L-alanyl-L-alanyl-L-alanyl- (9CI)
• 15483-58-6
• C14H24 N4 O6
• 344.36
• .

• L-Arginine,N2-[N-[N-(N-L-tyrosyl-L-isoleucyl)glycyl]-L-seryl]-, homopolymer (9CI)
• 120940-31-0
• C26 H42 N8 O8
• 0
• .

• L-Phenylalaninamide,L-tyrosyl-D-tryptophyl-L-alanyl-D-tryptophyl- (9CI)
• 76932-83-7
• C43H46 N8 O6
• 0
• .

• L-Alanine,3-[[1-(4-carboxy-1-hydroxybutyl)-2,4,6,9-pentadecatetraenyl]sulfonyl]-N-L-g-glutamyl-,[R-[R*,S*-(E,E,Z,Z)]]- (9CI)
• 84745-89-1
• C28H44 N2 O10 S
• 0
• .

• Lanosta-7,9(11)-dien-3-ol,(3b)- (9CI)
• 2644-75-9
• C30H50 O
• 426.7174
• .

• L-Ornithinamide,N5-hydroxy-N5-(3-hydroxy-1-oxooctyl)-L-ornithyl-(3R)-3-hydroxy-D-a-aspartyl-L-seryl-N-(4-aminobutyl)-N5-formyl-N5-hydroxy-(9CI)
• 154170-72-6
• C30H56 N8 O13
• .

• L-Lysine,N6-(1-oxohexadecyl)-
• 59012-43-0
• C22H44 N2 O3
• 261-557-5
• 384.59636
• .

• L-Arginine,L-tyrosylglycylglycyl-L-phenylalanyl-L-methionyl-
• 76310-14-0
• C33H47 N9 O8 S
• 729.8468
• .

• L-Tyrosinamide,N-[1-carboxy-3-[(phenylacetyl)amino]propyl]-L-leucyl-N,O-dimethyl-, (S)- (9CI)
• 101470-42-2
• C29H40 N4 O6
• 0
• .

• L-Alanine,N-[(1,1-dimethylethoxy)carbonyl]-, 2,3,4,5,6-pentafluorophenyl ester
• 50903-48-5
• C14H14 F5 N O4
• 0
• .

• L-Valine,glycyl-L-prolyl-L-arginyl- (9CI)
• 61067-05-8
• C18H33 N7 O5
• 0
• .

• L-Glutamic acid, L-a-glutamyl-
• 3929-61-1
• C10H16 N2 O7
• 276.2432
• .

• L-Tyrosine,N,N'-(1,8-dioxo-1,8-octanediyl)bis- (9CI)
• 143673-91-0
• C26H32 N2 O8
• 500.5409
• .

• L-Glutamic acid,N-(2-hydroxybenzoyl)-
• 3441-69-8
• C12H13 N O6
• 0
• .

• L-Glutamic acid,N-[4-(3-amino-1,2,5,6,6a,7-hexahydro-1-oxoimidazo[1,5-f]pteridin-8(9H)-yl)benzoyl]-
• 3432-99-3
• C20H23 N7 O6
• 0
• .

• L-Phenylalaninamide,L-tyrosyl-D-alanylglycyl-N-[2-(dimethylamino)ethyl]-Na-methyl- (9CI)
• 75638-63-0
• C28H40 N6 O5
• 0
• .

• L-Methioninamide,5-oxo-L-prolyl-L-phenylalanyl-L-phenylalanylglycyl-N-methyl-L-leucyl- (9CI)
• 77160-86-2
• C37H51 N7 O7 S
• 0
• .

• L-Histidine,N-[N-[(phenylmethoxy)carbonyl]glycyl]-, hydrazide (9CI)
• 17682-11-0
• C16H20 N6 O4
• 360.37
• .

• L-Argininamide,N-(3-methoxy-1,3-dioxopropyl)-2-methylalanyl-N-(4-nitrophenyl)-
• 119876-43-6
• C20H29 N7 O7
• 0
• .

• L-Tryptophan,1-[(2,4,6-trimethylphenyl)sulfonyl]-
• 92916-45-5
• C20H22 N2 O4 S
• 0
• .

• L-Leucinamide,glycyl-L-methionyl-L-alanyl-L-seryl-L-lysyl-L-alanylglycyl-L-alanyl-L-isoleucyl-L-alanylglycyl-L-lysyl-L-isoleucyl-L-alanyl-L-lysyl-L-valyl-L-alanyl-L-leucyl-L-lysyl-L-alanyl-
• 102068-15-5
• C88H162 N26 O22 S
• 0
• .

• L-Tyrosine, 3-nitro-,ethyl ester, hydrochloride (1:1)
• 66737-54-0
• C11H14 N2 O5 . Cl H
• 266-466-4
• 290.7
• .

• L-Proline,4-[bis(2-chloroethyl)amino]-, ethyl ester, dihydrochloride (9CI)
• 24663-73-8
• C11H20 Cl2 N2 O2 . 2 Cl H
• 356.1166
• .

• L-Proline,L-tyrosyl-L-valyl-L-prolylglycyl-L-phenylalanyl- (9CI)
• 137372-37-3
• C35H46 N6 O8
• 0
• .

• L-chiro-Inositol,4-amino-1-[(aminoacetyl)methylamino]-3-O-[2-amino-2,3,4,6,7-pentadeoxy-6-(dimethylamino)-b-L-lyxo-heptopyranosyl]-1,4-dideoxy-6-O-methyl-(9CI)
• 71657-35-7
• C19H39 N5 O6
• 0
• .

• L-Lyxonamide,N-[1-[[(1H-benzimidazol-2-ylmethyl)amino]carbonyl]-2-methylpropyl]-2,4,5-trideoxy-4-[[2-[(2-hydroxy-1-oxo-2-phenylpropyl)amino]-3,3-dimethyl-1-oxobutyl]amino]-2-[[(4-methoxyphenyl)methyl]amino]-5-phenyl-,[1(S),4[S(S)]]- (9CI)
• 161389-25-9
• C47H59 N7 O7
• 0
• .

• L-Isoleucine,N-[(1,1-dimethylethoxy)carbonyl]-, 2,5-dioxo-1-pyrrolidinyl ester
• 3392-08-3
• C15H24 N2 O6
• 222-231-8
• 328.36
• .

• L-Glutamic acid,N-[4-[2-(2,4-diamino-6,7-dihydro-5H-cyclopentapyrimidin-5-yl)ethyl]benzoyl]-
• 149325-93-9
• C21H25 N5 O5
• 0
• .

• Lead, isotope of mass200
• 16645-99-1
• Pb
• 199.971816
• .

• L-Proline,3,4-dihydroxy-, (3R,4R)-
• 74644-88-5
• C5H9 N O4
• 147.12926
• .

• L-Ornithine,N2-[4-[[(2-amino-1,4,5,6,7,8-hexahydro-4-oxopyrido[2,3-d]pyrimidin-6-yl)methyl]amino]benzoyl]-(9CI)
• 141397-59-3
• C20H27 N7 O4
• 0
• .

• L-Tyrosine,O-(3-acetyl-4-hydroxyphenyl)-3,5-diiodo-
• 93800-43-2
• C17H15 I2 N O5
• 0
• .

• L-Aspartic acid,N-(aminocarbonyl)-
• 13184-27-5
• C₅H₈N₂O₅
• 236-134-3
• 176.12742
• .

• Lead, isotope of mass207
• 14119-29-0
• Pb
• 0
• .

• L-Valinamide,N2-[[[(1S)-1-carboxy-2-(4-hydroxyphenyl)ethyl]amino]carbonyl]-L-arginyl-N-[(1S)-1-formyl-2-phenylethyl]-
• 163565-75-1
• C30H41 N7 O7
• 611.6892
• .

• L-Asparagine, L-a-aspartyl-L-leucyl-L-lysyl-L-a-glutamyl-L-arginyl-L-lysyl-L-a-aspartyl-L-valyl-L-tyrosyl-L-a-glutamyl-L-a-glutamyl-L-alanyl-L-a-glutamyl- (9CI)
• 123167-50-0
• C73H116 N20 O29
• 1737.81874
• .

• L-Tyrosine,N-[N-[N-[N-(N2-glycyl-L-arginyl)glycyl]-L-a-glutamyl]-L-seryl]- (9CI)
• 147103-10-4
• C27H41 N9 O11
• 0
• .

• LEUCINOCAINE METHANESULFONATE
• 135-44-4
• C₁₇H₂₈N₂O₂ . CH₄O₃S
• 205-191-6
• 388.58
• .

• L-Alaninamide,N-(2-methyl-1-oxopropyl)-L-alanyl-L-alanyl-N-methyl- (9CI)
• 128022-94-6
• C14H26 N4 O4
• 0
• .

• L-Valine,N-[N-[[hydroxy[2-phenyl-1-[[N-(N-L-seryl-L-alanyl)-L-alanyl]amino]ethyl]phosphinyl]acetyl]-L-valyl]-,methyl ester, (R)- (9CI)
• 126333-33-3
• C30H49 N6 O10 P
• 684.718
• .

• L-Phenylalanine,N-[N-(N-formyl-L-methionyl)-2-methylalanyl]- (9CI)
• 89026-15-3
• C19H27 N3 O5 S
• 0
• .

• L-Alanine,N,N-bis(carboxymethyl)-
• 29578-05-0
• C7H11 N O6
• .