• L-Alanine, N-(trimethylsilyl)-, butyl ester
• 62332-35-8
• C₁₀H₂₃NO₂Si
• .

• L-Phenylalanine, L-leucylglycyl-
• 17608-53-6
• C₁₇H₂₅N₃O₄
• .

• L-Alanine, N-glycyl-, (4-nitrophenyl)methyl ester, monohydrobromide
• 64419-43-8
• C₁₂H₁₅N₃O₅·BrH
• .

• L-Glutamic acid, N-[N-[(2-nitrophenyl)thio]glycyl]-, 5-(1,1-dimethylethyl)ester
• 64419-62-1
• C₁₇H₂₃N₃O₇S
• .

• L-Threonine, 4,4,4-trichloro-
• 62643-24-7
• C₄H₆Cl₃NO₃
• .

• L-Alanine, N-[1-(N-L-isoleucyl-L-histidyl)-L-prolyl]-,(9,10-dihydro-9,10-dioxo-2-anthracenyl)methyl ester, dihydrobromide
• 63909-70-6
• C₃₅H₄₀N₆O₇·2BrH
• .

• L-Glutamic acid, 4-[(2E)-3-[4-(methylthio)phenyl]-2-propenyl]-, (4R)-
• 284024-55-1
• C₁₅H₁₉NO₄S
• .

• L-Serine,L-leucyl-L-a-aspartyl-L-valyl-L-valyl-L-leucyl-L-alanyl-L-tryptophyl-L-arginyl-L-a-aspartylglycyl-L-leucyl-L-serylglycyl-L-alanyl-
• 236120-45-9
• C₆₉H₁₁₁N₁₉O₂₂
• .

• L-Aspartic acid, N-[3-(trifluoromethyl)benzoyl]-
• 61698-30-4
• C₁₂H₁₀F₃NO₅
• .

• L-Tryptophan, N-(2-methylpropylidene)-, methyl ester
• 19746-29-3
• C₁₆H₂₀N₂O₂
• .

• L-Prolinamide,N-[(1,1-dimethylethoxy)carbonyl]-L-valyl-N-[3,3,3-trifluoro-1-(1-methylethyl)-2-oxopropyl]-, (R)-
• 137429-56-2
• C₂₁H₃₄F₃N₃O₅
• .

• L-Histidine, N-[N-[(1,1-dimethylethoxy)carbonyl]-L-alanyl]-, methyl ester
• 32303-81-4
• C₁₅H₂₄N₄O₅
• .

• L-Alanine,N-(1-oxopentyl)-N-[[2'-(1H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-
• 137862-57-8
• C₂₂H₂₅N₅O₃
• .

• L-Valine,N-(1-oxo-4-pentenyl)-N-[[2'-(1H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-
• 137862-67-0
• C₂₄H₂₇N₅O₃
• .

• L-Leucinamide,L-a-aspartyl-L-valyl-L-a-aspartyl-L-a-glutamyl-L-arginyl-L-a-glutamyl-L-valyl-L-arginylglycyl-L-phenylalanyl-L-alanyl-L-alanyl-L-phenylalanyl-
• 137865-92-0
• C₇₂H₁₁₁N₂₁O₂₂
• .

• L-Glutamine, glycylglycyl-
• 186787-32-6
• C₉H₁₆N₄O₅
• .

• L-Phenylalanine,N-[2-[[3-[(dimethylamino)carbonyl]-2-hydroxyphenyl]amino]-3,4-dioxo-1-cyclobuten-1-yl]-, methyl ester
• 473727-30-9
• C₂₃H₂₃N₃O₆
• .

• L-Leucine, L-threonyl-L-alanyl-L-a-glutamyl-
• 135791-83-2
• C₁₈H₃₂N₄O₈
• .

• L-Phenylalanine, N-(1-L-arginyl-L-prolyl)-
• 16874-80-9
• C₂₀H₃₀N₆O₄
• .

• L-Glutamic acid, N-[[(4-methoxyphenyl)methoxy]carbonyl]-,5-[(4-nitrophenyl)methyl] ester
• 63999-45-1
• C₂₁H₂₂N₂O₉
• .

• L-Leucine, N-[1-(diethoxyphosphinyl)propyl]-, (S)-
• 133859-18-4
• C₁₃H₂₈NO₅P
• .

• L-Isoleucine,L-tyrosyl-L-leucyl-L-alanyl-L-leucyl-L-cysteinyl-L-leucyl-L-cysteinyl-L-leucyl-
• 620155-74-0
• C₄₈H₈₁N₉O₁₁S₂
• .

• L-Glutamine,L-alanyl-L-lysyl-L-leucylglycyl-L-valyl-L-lysyl-L-arginyl-L-cysteinyl-L-threonyl-L-a-aspartyl-L-glutaminyl-L-methionyl-L-seryl-L-leucyl-
• 488700-85-2
• C₆₉H₁₂₄N₂₂O₂₂S₂
• .

• L-Tyrosinamide, L-tyrosyl-
• 20240-32-8
• C₁₈H₂₁N₃O₄
• .

• L-Glutamine,L-a-aspartyl-L-a-aspartyl-L-prolyl-L-seryl-O-phosphono-L-tyrosyl-L-valyl-L-asparaginyl-L-valyl-
• 162924-14-3
• C₄₄H₆₆N₁₁O₂₁P
• .

• L-Serine,D-phenylalanyl-L-prolyl-L-arginyl-L-prolyl-L-phenylalanyl-L-leucyl-L-leucyl-L-arginyl-L-asparaginyl-L-prolyl-L-asparaginyl-L-a-aspartyl-L-lysyl-L-tyrosyl-L-a-glutamyl-L-prolyl-L-phenylalanyl-L-tryptophyl-L-a-glutamyl-L-a-aspartyl-L-a-glutamyl-L-a
• 139884-53-0
• C₁₅₁H₂₁₄N₃₈O₄₆
• .

• L-Glutamic acid,L-threonyl-L-cysteinylglycyl-L-valylglycyl-L-valyl-L-arginyl-L-valyl-L-arginyl-L-seryl-L-arginyl-L-valyl-L-asparaginyl-L-alanyl-L-alanyl-L-asparaginyl-L-lysyl-L-lysyl-L-prolyl-
• 139884-45-0
• C₈₈H₁₅₇N₃₃O₂₇S
• .

• L-Proline, 1-[(2-oxo-1-piperidinyl)acetyl]-, ethyl ester
• 139885-39-5
• C₁₄H₂₂N₂O₄
• .

• L-Proline, 1-[N-(4-methoxybenzoyl)-L-valyl]-, 1,1-dimethylethyl ester
• 171872-14-3
• C₂₂H₃₂N₂O₅
• .

• L-Aspartic acid, N-(1-carboxy-3-methylbutyl)-, 1,4-bis(1,1-dimethylethyl)ester, monosodium salt, (R)-
• 139217-31-5
• C₁₈H₃₃NO₆·Na
• .

• L-Threonine, N-(carboxymethyl)-O-(1,1-dimethylethyl)-,1-(1,1-dimethylethyl) ester, monosodium salt
• 139217-10-0
• C₁₄H₂₇NO₅·Na
• .

• L-Leucine, N,N-bis(trimethylsilyl)-, methyl ester
• 139215-62-6
• C₁₃H₃₁NO₂Si₂
• .

• L-Aspartic acid, N-(1-carboxypentyl)-, 1,4-bis(1,1-dimethylethyl) ester,monosodium salt, (R)-
• 139217-29-1
• C₁₈H₃₃NO₆·Na
• .

• L-Proline, 1-[(hexahydro-2-oxo-1H-azepin-1-yl)acetyl]-, ethyl ester
• 139885-40-8
• C₁₅H₂₄N₂O₄
• .

• L-Valine,L-histidyl-L-leucyl-L-tyrosyl-L-glutaminylglycyl-L-cysteinyl-L-glutaminyl-L-valyl-
• 151423-69-7
• C₄₆H₇₁N₁₃O₁₃S
• .

• L-Aspartic acid, 4-(2-oxo-2-phenylethyl) ester
• 63023-98-3
• C₁₂H₁₃NO₅
• .

• L-Alanine, 3-(2-naphthalenyl)-N-[N-(5-oxo-L-prolyl)-L-histidyl]-, hydrazide
• 63024-37-3
• C₂₄H₂₇N₇O₄
• .

• L-Arginine, L-histidylglycyl-L-leucyl-L-a-aspartyl-L-asparaginyl-L-tyrosyl-
• 63026-73-3
• C₃₇H₅₅N₁₃O₁₂
• .

• Lithium, (1-cyclopropylethenyl)-
• 141089-53-4
• C₅H₇Li
• .

• L-Glutamic acid,L-lysyl-L-valyl-L-isoleucyl-L-arginyl-L-lysyl-L-asparaginyl-L-isoleucyl-L-valyl-L-lysyl-L-lysyl-L-methionyl-L-isoleucyl-
• 141099-57-2
• C₇₂H₁₃₅N₂₁O₁₇S
• .

• L-Proline,glycyl-L-lysyl-L-lysyl-L-a-glutamyl-L-lysyl-L-prolyl-L-a-glutamyl-L-lysyl-L-lysyl-L-valyl-L-lysyl-L-lysyl-L-seryl-L-a-aspartyl-L-a-aspartylglycyl-L-a-glutamyl-L-tryptophyl-L-glutaminyl-L-tryptophyl-L-seryl-L-valyl-L-cysteinyl-L-valyl-
• 141099-51-6
• C₁₃₀H₂₀₇N₃₅O₃₉S
• .

• L-Phenylalanine, N-(diphenylmethylene)-4-methyl-, 1,1-dimethylethylester
• 219601-81-7
• C₂₇H₂₉NO₂
• .

• L-Methionine, L-leucyl-L-tryptophyl-
• 55023-99-9
• C₂₂H₃₂N₄O₄S
• .

• Leucine, methyl ester
• 18869-43-7
• C₇H₁₅NO₂
• .

• L-Glutamic acid,N-[4-[[(2,4-diamino-6-pteridinyl)methyl]methylamino]-3,5-dimethylbenzoyl]-
• 153304-33-7
• C₂₂H₂₆N₈O₅
• .

• L-Isoleucine,L-isoleucyl-L-prolyl-L-isoleucyl-L-prolyl-L-seryl-L-seryl-L-tryptophyl-L-alanyl-
• 196514-76-8
• C₄₈H₇₄N₁₀O₁₂
• .

• L-Leucine, N-[N-[N-(N-L-leucyl-L-threonyl)-L-alanyl]-L-leucyl]-
• 134649-33-5
• C₂₅H₄₇N₅O₇
• .

• L-Tryptophan, N-D-leucyl-, methyl ester
• 62022-52-0
• C₁₈H₂₅N₃O₃
• .

• L-Leucine, N-(3-amino-2-hydroxy-1-oxopropyl)-, (S)-
• 62023-16-9
• C₉H₁₈N₂O₄
• .

• L-Phenylalanine, N-[(2-hydroxyphenyl)methylene]-
• 35166-13-3
• C₁₆H₁₅NO₃
• .