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H-B-ALA-HIS-OH. 25G Carnosine is a major component of the non-protein fraction of vertebrate skeletal muscle. It acts as an aldehyde scavenger, a likely lipofuscin (age pigment) precursor and possible modulator of diabetic complications, atherosclerosis and Alzheimer's disease. Janssen et al. showed that carnosine acts as a protective factor in diabetic nephropathy. CAS: 305-84-0 C9H14N4O3 FW: 226.24

H-ALA-D-GLU-NH2. 250mg CAS: 45159-25-9 C8H15N3O4 FW: 217.23 . Synonym: H-Ala-D-Isogln-OH

H-ALA-D-GLU-NH2. 1G CAS: 45159-25-9 C8H15N3O4 FW: 217.23 . Synonym: H-Ala-D-Isogln-OH

H-ALA-ILE-OH. 500mg A nanotube-forming dipeptide. CAS: 29727-65-9 C9H18N2O3 FW: 202.25

H-Ala-Leu-OH 0. 5g, Molecular Formula: CGHGGNGOG, Cas Registry Number: 3303-34-2, Source: Synthetic, Storage Condition: -20 +/- 5 degree C.

H-B-ALA-LEU-OH. 5G +-Alanyl dipeptides containing a branched amino acid as Leu (G-1280), Ile, or Val (G-1430) stimulate, as carnosine, hyperactivity in chicks throug h the hypothalamus-pituitary-adrenal axis, if injected intracerebroventricularly. CAS: 17136-25-3 C9H18N2O3 FW: 202.25

H-ALA-LYS-OH -HCL. 1G CAS: 68973-27-3 C9H19N3O3 -+ HCl FW: 253.73

H-ALA-LYS-OH -HCL. 5G CAS: 68973-27-3 C9H19N3O3 -+ HCl FW: 253.73

H-ALA-MET-OH. 1G CAS: 14486-05-6 C8H16N2O3S FW: 220.29

H-ALA-MET-OH. 5G CAS: 14486-05-6 C8H16N2O3S FW: 220.29

PYR-VAL-OH. 1G Substrate for pyroglutamyl peptidase I. CAS: 21282-10-0 C10H16N2O4 FW: 228.25

H-ALA-PHE-OH. 1G CAS: 3061-90-3 C12H16N2O3 FW: 236.27

H-ALA-PHE-OH. 5G CAS: 3061-90-3 C12H16N2O3 FW: 236.27

H-ALA-PRO-OH. 1G Substrate for skin fibroblast prolidase. CAS: 13485-59-1 C8H14N2O3 FW: 186.21

H-ALA-PRO-OH. 5G Substrate for skin fibroblast prolidase. CAS: 13485-59-1 C8H14N2O3 FW: 186.21

H-ALA-SER-OH. 1G CAS: 3303-41-1 C6H12N2O4 FW: 176.17

H-ALA-TRP-OH. 1G AW, non-competitive inhibitor of angiotensin-1 converting enzyme (ACE), ICGG 6.4 ++M. CAS: 16305-75-2 C14H17N3O3 FW: 275.31

H-ALA-TYR-OH. 1G Inhibitor of angiotensin-1 converting enzyme (ACE), ICGG 14.2 ++M.eAla-Tyr has been used as a tyrosine source in intravenous nutrition of the rat.eThe dipeptide AY is an efficient Tyr source for the parenteral nutrition of patients with hepatic failure. CAS: 3061-88-9 C12H16N2O4 FW: 252.27

H-ALA-TYR-OH. 5G Inhibitor of angiotensin-1 converting enzyme (ACE), ICGG 14.2 ++M.eAla-Tyr has been used as a tyrosine source in intravenous nutrition of the rat.eThe dipeptide AY is an efficient Tyr source for the parenteral nutrition of patients with hepatic failure. CAS: 3061-88-9 C12H16N2O4 FW: 252.27

H-ALA-VAL-OH. 1G Forms nanotubes as its retroanalog H-Val-Ala-OH. CAS: 3303-45-5 C8H16N2O3 FW: 188.23

H-ARG-ARG-OH. 250mg Arginine-containing dipeptides as RR and RF (G-1515) are used by nitric oxide synthase as substrates in place of Arg. CAS: 15483-27-9 C12H26N8O3 FW: 330.39

H-ARG-ARG-OH. 1G Arginine-containing dipeptides as RR and RF (G-1515) are used by nitric oxide synthase as substrates in place of Arg. CAS: 15483-27-9 C12H26N8O3 FW: 330.39

H-ARG-ASP-OH. 250mg CAS: 15706-88-4 C10H19N5O5 FW: 289.29

H-ARG-ASP-OH. 1G CAS: 15706-88-4 C10H19N5O5 FW: 289.29

H-ARG-GLU-OH. 250mg CAS: 15706-89-5 C11H21N5O5 FW: 303.32

H-ARG-GLU-OH. 1G CAS: 15706-89-5 C11H21N5O5 FW: 303.32

H-ARG-ILE-OH. 1G CAS: 62632-70-6 C12H25N5O3 FW: 287.36

H-ARG-LEU-OH. 1G CAS: 1188-24-5 C12H25N5O3 FW: 287.36

H-ARG-LYS-OH. 250mg CAS: 40968-46-5 C12H26N6O3 FW: 302.38

H-ARG-LYS-OH. 1G CAS: 40968-46-5 C12H26N6O3 FW: 302.38

H-ARG-TRP-OH. 250mg CAS: 25615-38-7 C17H24N6O3 FW: 360.42

H-ARG-TRP-OH. 1G CAS: 25615-38-7 C17H24N6O3 FW: 360.42

H-ARG-TYR-OH. 1G CAS: 74863-12-0 C15H23N5O4 FW: 337.38

H-ASP-ALA-OH. 250mg A dipeptide found in pig brains which enhances synaptic transmission. CAS: 13433-02-8 C7H12N2O5 FW: 204.18

H-ASP-ALA-OH. 1G A dipeptide found in pig brains which enhances synaptic transmission. CAS: 13433-02-8 C7H12N2O5 FW: 204.18

H-ASP(ALA-OH)-OH. 250mg Substrate for bacterial +-aspartylpeptidase. C7H12N2O5 FW: 204.18 . Synonym: H-b-Asp-Ala-OH

H-ASP-ASP-OH. 250mg Dipeptides as aspartylaspartate and glutamylglutamate (G-1915) can be utilized as growth substrates for the oral bacteria Porphyromonas gingivalis, Prevotella intermedia, Prevotella nigrescens and Fusobacterium nucleatum. CAS: 58471-53-7 C8H12N2O7 FW: 248.19

H-ASP-ASP-OH. 1G Dipeptides as aspartylaspartate and glutamylglutamate (G-1915) can be utilized as growth substrates for the oral bacteria Porphyromonas gingivalis, Prevotella intermedia, Prevotella nigrescens and Fusobacterium nucleatum. CAS: 58471-53-7 C8H12N2O7 FW: 248.19

H-ASP-GLU-OH. 250mg C9H14N2O7 FW: 262.22

H-ASP-GLU-OH. 1G C9H14N2O7 FW: 262.22

H-ASP-GLY-OH. 250mg CAS: 3790-51-0 C6H10N2O5 FW: 190.16

H-ASP-GLY-OH. 1G CAS: 3790-51-0 C6H10N2O5 FW: 190.16

H-ASP-LEU-OH. 250mg CAS: 3062-14-4 C10H18N2O5 FW: 246.26

H-ASP-LEU-OH. 1G CAS: 3062-14-4 C10H18N2O5 FW: 246.26

H-ASP(LEU-OH)-OH. 250mg Substrate for E.coli isoaspartyl dipeptidase. CAS: 14650-26-1 C10H18N2O5 FW: 246.26 . Synonym: H-b-Asp-Leu-OH

H-ASP-LYS-OH. 250mg CAS: 5891-51-0 C10H19N3O5 FW: 261.28

H-ASP-LYS-OH. 1G CAS: 5891-51-0 C10H19N3O5 FW: 261.28

H-ASP-PHE-OH. 250mg Saponofication product of aspartame. CAS: 13433-09-5 C13H16N2O5 FW: 280.28

H-ASP-PHE-OH. 1G Saponofication product of aspartame. CAS: 13433-09-5 C13H16N2O5 FW: 280.28

H-ASP-TYR-OH. 1G CAS: 22840-03-5 C13H16N2O6 FW: 296.28

H-ASP-VAL-OH. 250mg CAS: 13433-04-0 C9H16N2O5 FW: 232.24

H-ASP-VAL-OH. 1G CAS: 13433-04-0 C9H16N2O5 FW: 232.24

CYCLO(-ALA-ALA). 1G CAS: 5845-61-4 C6H10N2O2 FW: 142.16

CYCLO(-ALA-ALA). 5G CAS: 5845-61-4 C6H10N2O2 FW: 142.16

CYCLO(-ALA-GLY). 1G Diketopiperazine (E-1965) and monoalkyldiketopiperazines as G-1660 or G-1710 underwent a stereocontrolled transannular rearrangement (after activation by N-acylation or N-Bocylation) yielding 4-hydroxy-3-pyrrolin-2-ones. CAS: 4526-77-6 C5H8N2O2 FW: 128.13

CYCLO(-ALA-GLY). 5G Diketopiperazine (E-1965) and monoalkyldiketopiperazines as G-1660 or G-1710 underwent a stereocontrolled transannular rearrangement (after activation by N-acylation or N-Bocylation) yielding 4-hydroxy-3-pyrrolin-2-ones. CAS: 4526-77-6 C5H8N2O2 FW: 128.13

CYCLO(-ASP-ASP). 50mg The copper (II) complex of this cyclodipeptide showed antioxidant activity. CAS: 35309-53-6 C8H10N2O6 FW: 230.18

CYCLO(-ASP-ASP). 250mg The copper (II) complex of this cyclodipeptide showed antioxidant activity. CAS: 35309-53-6 C8H10N2O6 FW: 230.18

CYCLO(-ASP-PHE). 250mg The diketopiperazine cyclo(Asp-Phe) is the major degradation product of aspartame in food, e.g. during heating. Hence, the pure material is an important reference substance for the analysis of foodstuffs containing this sweetener. CAS: 14406-17-8 C13H14N2O4 FW: 262.27 . Synonym: Aspartame-Related Compound A, (2S,5S)-5-Benzyl-3,6-dioxo2-piperazineacetic acid

CYCLO(-ASP-PHE). 1G The diketopiperazine cyclo(Asp-Phe) is the major degradation product of aspartame in food, e.g. during heating. Hence, the pure material is an important reference substance for the analysis of foodstuffs containing this sweetener. CAS: 14406-17-8 C13H14N2O4 FW: 262.27 . Synonym: Aspartame-Related Compound A, (2S,5S)-5-Benzyl-3,6-dioxo2-piperazineacetic acid

CYCLO(-GLU-GLU). 50mg CAS: 16691-00-2 C10H14N2O6 FW: 258.23

CYCLO(-GLU-GLU). 250mg CAS: 16691-00-2 C10H14N2O6 FW: 258.23

CYCLO(-GLY-HIS). 1G Cyclo(His-Gly) inhibited the growth of MCF-7 cancer cells in vitro and showed antithrombotic effects. CAS: 15266-88-3 C8H10N4O2 FW: 194.19

CYCLO(-GLY-LEU). 250mg Formally derived from the C-terminal dipeptide of oxytocin., cyclo(Leu-Gly) is active in the memory processes. THe diketopiperazine blocks the narcotic-induced dopamine receptor supersensitivity. CAS: 5845-67-0 C8H14N2O2 FW: 170.21 . Synonym: Morphine Tolerance Peptide

CYCLO(-GLY-PHE). 1G CAS: 10125-07-2 C11H12N2O2 FW: 204.23

CYCLO(-GLY-PHE). 5G CAS: 10125-07-2 C11H12N2O2 FW: 204.23

CYCLO(-GLY-PRO). 250mg Cyclo(Gly-Pro) has been detected in rat brain. In the passive avoidance test in rats, synthetic cycloprolylglycine showed 76% antiamnesic activity. CAS: 3705-27-9 C7H10N2O2 FW: 154.17

CYCLO(-GLY-PRO). 1G Cyclo(Gly-Pro) has been detected in rat brain. In the passive avoidance test in rats, synthetic cycloprolylglycine showed 76% antiamnesic activity. CAS: 3705-27-9 C7H10N2O2 FW: 154.17

CYCLO(-GLY-SER). 1G CAS: 52661-98-0 C5H8N2O3 FW: 144.13

CYCLO(-HIS-PHE). 250mg Catalyst for asymmetric cyanohydrin synthesis. The addition of hydrogen cyanide to benzaldehyde gives the highest optical yield ever obtained for the corresponding cyanohydrin.eIn a study of McCleland et al., G-1740 showed significant anti-tumour activity, causing reduction of cell viability in cervical cancer cells. In isolated rat hearts, the diketopiperazine caused a gradual reduction of heart rate and a decrease in coronary flow rate. CAS: 56586-95-9 C15H16N4O2 FW: 284.32

CYCLO(-HIS-PHE). 1G Catalyst for asymmetric cyanohydrin synthesis. The addition of hydrogen cyanide to benzaldehyde gives the highest optical yield ever obtained for the corresponding cyanohydrin.eIn a study of McCleland et al., G-1740 showed significant anti-tumour activity, causing reduction of cell viability in cervical cancer cells. In isolated rat hearts, the diketopiperazine caused a gradual reduction of heart rate and a decrease in coronary flow rate. CAS: 56586-95-9 C15H16N4O2 FW: 284.32

CYCLO(-HIS-PRO). 50mg Cyclo(-His-Pro), a diketopiperazine showing various biological effects in the CNS, as well as endocrine effects, has been isolated from several mammalian tissues. In some cases, it has been identified as a degradation product of thyrotropin-releasing hormone (TRH).eBachem also offers its isomers cyclo(D-His-Pro), G-4375, and cyclo(His-D-Pro), G-4380. CAS: 53109-32-3 C11H14N4O2 FW: 234.26

CYCLO(-HIS-PRO). 250mg Cyclo(-His-Pro), a diketopiperazine showing various biological effects in the CNS, as well as endocrine effects, has been isolated from several mammalian tissues. In some cases, it has been identified as a degradation product of thyrotropin-releasing hormone (TRH).eBachem also offers its isomers cyclo(D-His-Pro), G-4375, and cyclo(His-D-Pro), G-4380. CAS: 53109-32-3 C11H14N4O2 FW: 234.26

CYCLO(-LEU-PRO). 250mg Cyclo(Leu-Pro) showed antibacterial activity. Yan et al. observed that Cyclo(Leu-Pro) produced by Achromobacter xylosoxidans inhibited aflatoxin production by Aspergillus parasiticus. CAS: 2873-36-1 C11H18N2O2 FW: 210.28

CYCLO(-LEU-PRO). 1G Cyclo(Leu-Pro) showed antibacterial activity. Yan et al. observed that Cyclo(Leu-Pro) produced by Achromobacter xylosoxidans inhibited aflatoxin production by Aspergillus parasiticus. CAS: 2873-36-1 C11H18N2O2 FW: 210.28

CYCLO(-D-LEU-D-PRO). 250mg CAS: 274680-11-4 C11H18N2O2 FW: 210.28

CYCLO(-MET-MET). 1G CAS: 73037-51-1 C10H18N2O2S2 FW: 262.4

CYCLO(-MET-MET). 5G CAS: 73037-51-1 C10H18N2O2S2 FW: 262.4

CYCLO(-PHE-PHE). 1G CAS: 2862-51-3 C18H18N2O2 FW: 294.35

CYCLO(-PHE-PHE). 5G CAS: 2862-51-3 C18H18N2O2 FW: 294.35

CYCLO(-PHE-SER). 1G An intermediate in the biosynthesis of gliotoxin. CAS: 35591-00-5 C12H14N2O3 FW: 234.26

CYCLO(-PHE-TRP). 1G CAS: 82597-82-8 C20H19N3O2 FW: 333.39

CYCLO(-SER-SER). 1G CAS: 23409-30-5 C6H10N2O4 FW: 174.16

CYCLO(-SER-SER). 5G CAS: 23409-30-5 C6H10N2O4 FW: 174.16

CYCLO(-TRP-TRP). 250mg CAS: 20829-55-4 C22H20N4O2 FW: 372.43

CYCLO(-TRP-TRP). 1G CAS: 20829-55-4 C22H20N4O2 FW: 372.43

CYCLO(-TRP-TYR). 1G CAS: 20829-53-2 C20H19N3O3 FW: 349.39

CYCLO(-D-TRP-TYR). 50mg Hsieh et al. tested peptide nanotubes obtained from cyclo-(D-Trp-Tyr) as oral gene delivery carriers in nude mice. CAS: 852955-00-1 C20H19N3O3 FW: 349.39

CYCLO(-D-TRP-TYR). 250mg Hsieh et al. tested peptide nanotubes obtained from cyclo-(D-Trp-Tyr) as oral gene delivery carriers in nude mice. CAS: 852955-00-1 C20H19N3O3 FW: 349.39

(H-CYS-GLY-OH)2. 1G NSC333711 . Besides its reduced form, this product of glutathione metabolism is found in plasma. (Disulfide bond) CAS: 7729-20-6 C10H18N4O6S2 FW: 354.41

(H-CYS-PHE-OH)2. 250mg (Disulfide bond) CAS: 62130-80-7 C24H30N4O6S2 FW: 534.66

(H-CYS-PHE-OH)2. 1G (Disulfide bond) CAS: 62130-80-7 C24H30N4O6S2 FW: 534.66

(H-CYS-TYR-OH)2. 250mg (Disulfide bond) CAS: 7369-94-0 C24H30N4O8S2 FW: 566.66

(H-CYS-TYR-OH)2. 1G (Disulfide bond) CAS: 7369-94-0 C24H30N4O8S2 FW: 566.66

H-GLN-GLY-OH. 1G CAS: 2650-65-9 C7H13N3O4 FW: 203.2

H-GLU-ALA-OH. 1G CAS: 21064-18-6 C8H14N2O5 FW: 218.21

H-GLU(ALA-OH)-OH. 1G CAS: 5875-41-2 C8H14N2O5 FW: 218.21 . Synonym: H-g-Glu-Ala-OH

H-GLU-ASP-OH. 250mg CAS: 3918-84-1 C9H14N2O7 FW: 262.22

H-GLU-GLU-OH. 250mg Dipeptides as aspartylaspartate (G-1565) and glutamylglutamate can be utilized as growth substrates for the oral bacteria Porphyromonas gingivalis, Prevotella intermedia, Prevotella nigrescens and Fusobacterium nucleatum. CAS: 3929-61-1 C10H16N2O7 FW: 276.25

H-GLU-GLU-OH. 1G Dipeptides as aspartylaspartate (G-1565) and glutamylglutamate can be utilized as growth substrates for the oral bacteria Porphyromonas gingivalis, Prevotella intermedia, Prevotella nigrescens and Fusobacterium nucleatum. CAS: 3929-61-1 C10H16N2O7 FW: 276.25

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