• L-Cysteine,S-ethyl-N-[N-[N-(N-L-tyrosyl-D-alanyl)glycyl]-L-phenylalanyl]- (9CI)
• 94492-33-8
• C28H37 N5 O7 S
• 0
• .

• L-Homocysteine,S-(2-aminoethyl)-, monohydrochloride (9CI)
• 6367-70-0
• C6H14 N2 O2 S . Cl H
• 0
• .

• Lipoproteins, bloodserum
• 100209-36-7
• 309-344-9
• .

• L-Phenylalanine,3-[bis(2-chloroethyl)amino]-N-(4-fluoro-N-L-seryl-L-phenylalanyl)-, ethylester, monohydrochloride (9CI)
• 84434-77-5
• C27H35 Cl2 F N4 O5 . Cl H
• 282-877-1
• 621.9559432
• .

• L-Glutamic acid,N-[4-[[[(2,4-diamino-6-pteridinyl)methyl]methylamino]methyl]benzoyl]-, disodiumsalt (9CI)
• 65546-01-2
• C21H24 N8 O5 . 2 Na
• 468.4659
• .

• L-Histidine, L-leucyl-
• 38062-72-5
• C12H20 N4 O3
• 268.31
• .

• Luteinizinghormone-releasing factor (Sparus auratus) (9CI)
• 169228-94-8
• C52H70 N14 O15
• .

• L-Prolinamide,5-oxo-3-thiomorpholinecarbonyl-L-histidyl- (9CI)
• 75282-08-5
• C16H22 N6 O4 S
• .

• L-Glutamine,N-[[4-(fluorosulfonyl)phenyl]methyl]-
• 56862-44-3
• C12H15 F N2 O5 S
• 318.3213
• .

• L-Leucine, N-benzoyl-,methyl ester
• 3005-60-5
• C14H19 N O3
• 249.3056
• .

• L-Tyrosine,5-oxo-L-prolyl-L-tyrosyl-L-a-aspartyl-L-arginyl-L-valyl-L-alanyl-L-a-glutamyl-L-leucyl-L-a-aspartyl-L-glutaminyl-L-leucyl-L-leucyl-L-histidyl-(9CI)
• 133136-47-7
• C79H116 N20 O25
• 1745.88534
• .

• L-Leucinamide,D-phenylalanyl-L-glutaminyl-L-tryptophyl-L-alanyl-L-valylglycyl-L-histidyl-N-(phenylmethoxy)-(9CI)
• 215532-61-9
• C54H71 N13 O10
• .

• L-Prolinamide,N2-[(1-hydroxy-2-naphthalenyl)carbonyl]-L-arginyl-, hydrochloride (1:1)
• 178925-65-0
• C22H28 N6 O4 . Cl H
• 0
• .

• L-Phenylalanine,N-(2-phenylacetyl)-
• 738-75-0
• C₁₇H₁₇NO₃
• 283.32
• .

• L-Iditol,1,4:3,6-dianhydro-, mononitrate (9CI)
• 16908-91-1
• C6H9 N O6
• 191.1388
• .

• L-Prolinamide,N-(4-morpholinylcarbonyl)-L-valyl-N-[3,3,4,4,4-pentafluoro-1-(1-methylethyl)-2-oxobutyl]-(9CI)
• 149859-13-2
• C22H33 F5 N4 O5
• .

• L-Arginine,N2-[9-[[4-(methoxymethyl)-1-(2-phenylethyl)-4-piperidinyl]phenylamino]-1,9-dioxononyl]-D-arginyl-L-arginyl-L-prolyl-(4R)-4-hydroxy-L-prolylglycyl-3-(2-thienyl)-L-alanyl-L-seryl-(3R)-1,2,3,4-tetrahydro-3-isoquinolinecarbonyl-N-cyclohexylglycyl-(9CI)
• 186127-84-4
• C88H129 N21 O16 S
• .

• L-Cysteine, N-acetyl-,6-methoxy-a-methyl-2-naphthaleneacetate(ester) (9CI)
• 103617-13-6
• C19H21 N O5 S
• .

• Lycotoxin II (9CI)
• 204264-80-2
• C149H245 N39 O35 S2
• .

• L-Leucine,N-[(phenylmethoxy)carbonyl]-, 2,5-dioxo-1-pyrrolidinyl ester
• 3397-35-1
• C₁₈H₂₂N₂O₆
• 222-256-4
• 362.3771
• .

• L-Aspartic acid,N-[(2E,4E,6E,8E,10E,12E,14E)-16-[[(1S,2S)-1-carboxy-2-methylbutyl]amino]-1,16-dioxo-2,4,6,8,10,12,14-hexadecaheptaenyl]-(9CI)
• 220376-33-0
• C26H32 N2 O8
• .

• L-Tryptophanamide,glycyl-L-tryptophyl-L-arginyl-L-a-aspartyl-L-leucyl-L-asparaginylglycylglycyl- (9CI)
• 168570-40-9
• C48H66 N16 O12
• .

• L-Alanine,(1R)-2-[[(6R,7R)-2-carboxy-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-2-oxo-1-phenylethylester, monohydrochloride (9CI)
• 116459-27-9
• C22H23 N5 O6 S3 . Cl H
• .

• L-Phenylalanine,N-acetyl-, hydrazide
• 18934-57-1
• C11H15 N3 O2
• 221.26
• .

• L-Aspartic acid,N,N-bis(phosphonomethyl)-, sodium salt (1:?)
• 71550-26-0
• C6H13 N O10 P2 . x Na
• .

• Leucomycin V,4B-hexanoate
• 78897-52-6
• C41H69 N O14
• 0
• .

• L-Alaninamide,N-(6-methyl-1-oxoheptyl)-L-valyl-L-valyl-(3S,4S)-4-amino-3-hydroxy-6-methylheptanoyl-N-[(1S)-1-[(1S)-2-carboxy-1-hydroxyethyl]-3-methylbutyl]-(9CI)
• 53226-74-7
• C37H69 N5 O9
• 0
• .

• L-Valine,N2-(1-oxotetradecyl)-L-arginyl-L-phenylalanyl-L-alanyl-L-arginyl-L-lysylglycyl-L-alanyl-L-leucyl-L-arginyl-L-glutaminyl-L-lysyl-L-asparaginyl-
• 169305-85-5
• C81H144 N26 O17
• .

• Listeriolysin O
• 112627-82-4
• .

• L-Aspartic acid,N-dodecyl-, 4-dodecyl ester
• 94788-91-7
• C28H55 N O4
• 0
• .

• L-Cysteine,N-[(1,1-dimethylethoxy)carbonyl]-S-[(4-methylphenyl)methyl]-
• 61925-77-7
• C₁₆H₂₃NO₄S
• 325.4231
• .

• L-Argininamide,N5-(aminocarbonyl)-N2-[(phenylmethoxy)carbonyl]-L-ornithyl-N-(4-methyl-2-oxo-2H-1-benzopyran-7-yl)-
• 134665-86-4
• C30H38 N8 O7
• 0
• .

• Lanost-9(11)-en-24-one,3-(b-D-glucopyranosyloxy)-22,25-dihydroxy-,(3b)- (9CI)
• 86450-59-1
• C36H60 O9
• .

• L-Phenylalaninamide,1-(3-carboxy-1-oxopropyl)-N-[2-[(3S,9aS)-octahydro-1,4-dioxo-6,9-ethano-2H-pyrido[1,2-a]pyrazin-3-yl]acetyl]-D-tryptophyl-N-methyl-N-(phenylmethyl)-,sodium salt (1:1)
• 149250-10-2
• C44H48 N6 O8 . Na
• 299.6334
• .

• L-Phenylalanine,N-[[(3R,4S)-5-chloro-3,4-dihydro-4,8-dihydroxy-3-methyl-1-oxo-1H-2-benzopyran-7-yl]carbonyl]-
• 82598-16-1
• C20H18 Cl N O7
• 419.8124
• .

• L-lyxo-Hexopyranose,2,3,6-trideoxy-3-[(trifluoroacetyl)amino]-, 1,4-bis(4-nitrobenzoate) (9CI)
• 52583-22-9
• C22H18 F3 N3 O10
• 541.38763
• .

• L-Tyrosine,O-(phenylmethyl)-, methyl ester, hydrochloride (1:1)
• 34805-17-9
• C₁₇H₁₉NO₃^.HCl
• 285.3377
• .

• L-Argininamide,N-benzoyl-L-phenylalanyl-L-valyl-N-(4-nitrophenyl)-, monohydrochloride (9CI)
• 38789-84-3
• C33H40 N8 O6 . Cl H
• .

• L-Glutamamide,N-acetyl-2-methylalanylglycyl-2-methylalanyl-L-leucyl-2-methylalanyl-L-glutaminyl-2-methylalanyl-2-methylalanyl-2-methylalanyl-L-alanyl-L-alanyl-2-methylalanyl-L-prolyl-L-leucyl-2-methylalanyl-D-isovalyl-N1-[(1S)-1-(hydroxymethyl)-2-methylpropyl]-
• 95263-72-2
• C79H138 N20 O21
• .

• Lithium hydride (LiH2)
• 19709-52-5
• H2Li
• .

• L-Asparagine,N2-acetyl-N-9H-fluoren-4-yl-
• 31792-60-6
• C19H18 N2 O4
• 338.3572
• .

• L-Cysteine,N-[N-[(1,1-dimethylethoxy)carbonyl]-L-tryptophyl]-, hydrazide (9CI)
• 72156-67-3
• C19H27 N5 O4 S
• 421.5138
• .

• Ludox AM
• 59112-39-9
• 0
• .

• L-Glutamic acid,N-[4-[[(2-amino-1,4-dihydro-4-oxopyrido[3,2-d]pyrimidin-6-yl)methyl]thio]benzoyl]-(9CI)
• 76807-69-7
• C20H19 N5 O6 S
• 457.4598
• .

• L-Alanine,N-(2,6-dimethylphenyl)-
• 83234-64-4
• C11H15 N O2
• 193.2423
• .

• L-Tyrosine,phenylmethyl ester
• 42406-77-9
• C16H17 N O3
• 271.32
• .

• L-Glutamic acid,N-[4-[2-(2-amino-1,4-dihydro-4-oxo-6-pteridinyl)ethyl]benzoyl]- (9CI)
• 33963-89-2
• C20H20 N6 O6
• 440.4094
• .

• L-Alanine,N-[N-(4-azidobenzoyl)glycyl]-3-(2-pyridinyldithio)- (9CI)
• 78196-39-1
• C17H16 N6 O4 S2
• 0
• .

• L-Alanine,N-(1,3-dioxobutyl)-N-(1,3,5-trimethyl-1H-pyrazol-4-yl)-, methyl ester
• 98166-01-9
• C14H21 N3 O4
• 295.3342
• .

• Light CuringDentin-Enamel Bonding Agent (9CI)
• 107991-50-4
• .