• L-Methionine, 2-phenylhydrazide
• 81417-26-7
• C₁₁H₁₇N₃OS
• .

• L-Leucinamide,N-(1-oxopropyl)-L-leucyl-N-[4-[(aminoiminomethyl)amino]-1-formylbutyl]-, (S)-
• 81444-59-9
• C₂₁H₄₀N₆O₄
• .

• L-Asparagine, L-seryl-
• 81466-41-3
• C₇H₁₃N₃O₅
• .

• L-Tyrosine, L-asparaginyl-
• 81466-53-7
• C₁₃H₁₇N₃O₅
• .

• L-Leucine, N-[4-nitro-N-[N-(N-L-tyrosyl-D-alanyl)glycyl]-L-phenylalanyl]-
• 81524-20-1
• C₂₉H₃₈N₆O₉
• .

• L-Alanine, N-(2-methyl-1-oxopropyl)-
• 81524-47-2
• C₇H₁₃NO₃
• .

• L-Alaninamide, N-acetyl-L-tyrosylglycyl-
• 81543-12-6
• C₁₆H₂₂N₄O₅
• .

• L-Prolinamide, N-acetyl-L-tyrosyl-L-alanyl-
• 81543-16-0
• C₁₉H₂₆N₄O₅
• .

• L-Prolinamide, N-acetyl-L-tyrosyl-L-phenylalanyl-
• 81543-17-1
• C₂₅H₃₀N₄O₅
• .

• L-Methionine, N-[(1,1-dimethylethoxy)carbonyl]-, 9H-fluoren-9-ylmethylester
• 815619-76-2
• C₂₄H₂₉NO₄S
• .

• Lithium manganese nickel silicon oxide
• 894351-31-6
• Li.Mn.Ni.O.Si
• .

• L-Leucine, N-[1-oxo-3-(2-thienyl)-2-propenyl]-, methyl ester
• 81620-20-4
• C₁₄H₁₉NO₃S
• .

• L-Valine,N-[N-[N-[1-(N-L-arginylglycyl)-L-prolyl]-L-phenylalanyl]-L-isoleucyl]-
• 81674-02-4
• C₃₃H₅₃N₉O₇
• .

• L-Isoleucine,N-[N-[1-[1-(N-L-arginylglycyl)-L-prolyl]-L-prolyl]-L-phenylalanyl]-
• 81674-04-6
• C₃₃H₅₁N₉O₇
• .

• L-Phenylalanine, hexyl ester
• 81686-34-2
• C₁₅H₂₃NO₂
• .

• L-arginine, compound with N-acetyl-L-methionine (1:1)
• 81705-97-7
• C₁₃H₂₇N₅O₅S
• 279-799-5
• 365.449
• .

• Lithium, [1-[[[bis(1-methylethyl)amino]carbonyl]oxy]-2-butenyl]-, (E)-
• 81725-22-6
• C₁₁H₂₀LiNO₂
• .

• L-Phenylalanine, 4-nitro-N-[N-(N-L-tyrosyl-D-alanyl)glycyl]-
• 81733-81-5
• C₂₃H₂₇N₅O₈
• .

• L-Phenylalanine, 4-nitro-N-[N-(N-L-tyrosyl-D-alanyl)glycyl]-, hydrazide
• 81733-87-1
• C₂₃H₂₉N₇O₇
• .

• L-Arginine,glycyl-L-a-glutamyl-L-prolyl-L-asparaginyl-L-valyl-L-seryl-L-tyrosyl-L-isoleucyl-L-cysteinyl-L-seryl-
• 817583-75-8
• C₅₁H₈₁N₁₅O₁₈S
• .

• L-Tryptophan, N-[(1,1-dimethylethoxy)carbonyl]-, 2,2,2-trifluoroethylester
• 817593-01-4
• C₁₈H₂₁F₃N₂O₄
• .

• L-Lysine,L-tyrosyl-L-leucyl-L-a-glutamyl-L-valyl-L-glutaminyl-L-tyrosyl-L-a-aspartyl-L-cysteinyl-L-valyl-L-prolyl-L-tyrosyl-
• 817600-91-2
• C₇₁H₁₀₂N₁₄O₂₁S
• .

• L-Alanine, N-(1-oxohexadecyl)-, methyl ester
• 81912-48-3
• C₂₀H₃₉NO₃
• .

• L-Glutamic acid, 1-(phenylmethyl) ester, 4-methylbenzenesulfonate
• 81926-63-8
• C₁₂H₁₅NO₄·C₇H₈O₃S
• .

• L-Proline, 1-[(2S)-3-(benzoylthio)-2-methyl-1-oxopropyl]-4-(phenylthio)-,(4S)-, compd. with N-cyclohexylcyclohexanamine (1:1)
• 81938-38-7
• C₂₂H₂₃NO₄S₂·C₁₂H₂₃N
• .

• L-Lysine, 1,1-dimethylethyl ester
• 82004-77-1
• C₁₀H₂₂N₂O₂
• .

• L-Alanine, N-cyclohexyl-
• 82017-30-9
• C₉H₁₇NO₂
• .

• L-Alanine, N-cyclopentyl-
• 82017-32-1
• C₈H₁₅NO₂
• .

• L-Phenylalanine,(2R)-2-(acetylamino)-4-(methylseleno)butanoyl-L-seryl-, methyl ester
• 820220-52-8
• C₂₀H₂₉N₃O₆Se
• .

• L-Phenylalanine, N-acetyl-L-seryl-
• 820220-53-9
• C₁₄H₁₈N₂O₅
• .

• L-Leucine, N-acetyl-L-seryl-
• 820220-54-0
• C₁₁H₂₀N₂O₅
• .

• L-Phenylalanine,(2S)-2-[[(phenylmethoxy)carbonyl]amino]-3-butenoyl-L-seryl-, methylester
• 820220-56-2
• C₂₅H₂₉N₃O₇
• .

• L-Leucine, (2S)-2-[[(phenylmethoxy)carbonyl]amino]-3-butenoyl-L-seryl-,methyl ester
• 820220-57-3
• C₂₂H₃₁N₃O₇
• .

• L-Phenylalanine, (2S)-2-(acetylamino)-4-(methylseleno)butanoyl-L-seryl-,methyl ester
• 820220-61-9
• C₂₀H₂₉N₃O₆Se
• .

• L-Proline,L-histidyl-L-asparaginyl-L-phenylalanyl-L-valyl-L-alanyl-L-leucylglycyl-L-alanyl-L-prolyl-L-leucyl-L-alanyl-
• 82068-66-4
• C₅₇H₈₇N₁₅O₁₄
• .

• L-Glutamic acid, N-L-a-glutamyl-, tris(phenylmethyl) ester
• 82082-83-5
• C₃₁H₃₄N₂O₇
• .

• L-Leucine, L-arginyl-L-lysyl-L-prolyl-L-tyrosyl-L-isoleucyl-
• 82085-31-2
• C₃₈H₆₄N₁₀O₈
• .

• L-Histidine,L-tryptophyl-L-prolyl-L-arginyl-L-leucyl-L-leucyl-L-phenylalanyl-L-a-aspartyl-L-alanyl-L-seryl-L-alanyl-L-asparaginyl-
• 820958-13-2
• C₆₆H₉₅N₁₉O₁₇
• .

• L-Proline, L-arginylglycyl-L-serylglycyl-L-prolyl-L-a-glutamyl-
• 821010-07-5
• C₂₈H₄₆N₁₀O₁₁
• .

• L-Cysteine,N-[N-[1-[N-[(phenylmethoxy)carbonyl]-L-cysteinyl]-L-prolyl]-L-leucyl]-,methyl ester
• 82154-65-2
• C₂₆H₃₈N₄O₇S₂
• .

• L-Alanine,N-[[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethyl]ethoxyphosphinyl]-,ethyl ester
• 82155-08-6
• C₁₇H₂₃N₂O₆P
• .

• L-Phenylalanine,N-[[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethyl]ethoxyphosphinyl]-,ethyl ester
• 82155-09-7
• C₂₃H₂₇N₂O₆P
• .

• L-Alanine,N-[methoxy[2-[[(phenylmethoxy)carbonyl]amino]ethyl]phosphinyl]-, ethylester
• 82155-16-6
• C₁₆H₂₅N₂O₆P
• .

• L-Phenylalanine,N-[methoxy[2-[[(phenylmethoxy)carbonyl]amino]ethyl]phosphinyl]-, ethylester
• 82155-17-7
• C₂₂H₂₉N₂O₆P
• .

• L-Valinamide,L-valyl-L-asparaginyl-L-tyrosyl-L-a-glutamyl-L-a-glutamyl-L-phenylalanyl-
• 82163-38-0
• C₄₂H₅₉N₉O₁₃
• .

• L-Valinamide, L-tyrosyl-L-a-glutamyl-L-a-glutamyl-L-phenylalanyl-
• 82163-39-1
• C₃₃H₄₄N₆O₁₀
• .

• L-Phenylalaninamide,L-a-glutamyl-L-valyl-L-asparaginyl-L-tyrosyl-L-a-glutamyl-L-a-glutamyl-
• 82163-41-5
• C₄₂H₅₇N₉O₁₅
• .

• L-Phenylalaninamide,L-valyl-L-asparaginyl-L-tyrosyl-L-a-glutamyl-L-a-glutamyl-
• 82163-42-6
• C₃₇H₅₀N₈O₁₂
• .

• L-Phenylalanine,N-[ethoxy[2-[[(phenylmethoxy)carbonyl]amino]ethyl]phosphinyl]-, ethylester
• 82168-79-4
• C₂₃H₃₁N₂O₆P
• .

• Lithium, [3-[tris(1-methylethyl)silyl]-2-propynyl]-
• 82192-58-3
• C₁₂H₂₃LiSi
• .