Amino Acids

Organic compounds composed of a central carbon atom, a carboxyl group, an amino group, and a unique side chain; precursors to other molecules including proteins, hormones, and neurotransmitters.

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5,116 – 5,130 of 35,791 results

5,116

Medchemexpress LLC Cyclo(L-arginylglycyl-L-α-aspartyl-D-phenylalanyl-L-cysteinyl) | 862772-11-0 | 98.1% | 578.64 | 25 MG

Cyclo(Arg-Gly-Asp-D-Phe-Cys) is a cyclic RGD peptide with high affinity to αvβ3. It disrupts cell integrin interactions and is capable of inhibiting pluripotent marker expression in embryonic stem cells (ESCs), as well as reducing the tumorigenic potential of mESCs in vivo. This compound is suitable for use in tumor research.

Has high affinity to αvβ3.
Disrupts cell integrin interactions.
Inhibits pluripotent marker expression in embryonic stem cells (ESCs).
Reduces tumorigenic potential of mESCs in vivo.
Down-regulates transcription factors Oct 4, Sox 2, and Nanog of mESCs.
Inhibits integrin gene expression in mESC-col I constructs.
Promotes aggregate formation and detachment from the surface in mESC.

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5,117

Medchemexpress LLC Arg-Gly-Glu-Ser TFA | 99.5% | 561.47 | 5 MG

Arg-Gly-Glu-Ser TFA is a polypeptide that is related to RGD and functions as a negative control for Arg-Gly-Asp-Ser. In vivo studies have shown that this peptide does not significantly influence neutrophil and macrophage cell numbers or protein accumulation in comparison to LPS- or saline-treated mice.

Polypeptide related to RGD
Functions as a negative control for Arg-Gly-Asp-Ser
Does not influence neutrophil and macrophage cell numbers
No impact on protein accumulation compared to LPS- or saline-treated mice

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5,118

eMolecules 139262-23-0 | Fmoc-Lys-OH.HCl | Oakwood Chemicals | MFCD00190889 | 404.890 | C21H25ClN2O4 | 98.000 | Cl.NCCCC[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 1g | 480170423

Fmoc-Lys-OH.HCl | Oakwood Chemicals | 139262-23-0 | MFCD00190889 | 404.890 | C21H25ClN2O4 | 98.000 | Cl.NCCCC[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 1g | 480170423

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5,119

Medchemexpress LLC β-Ala-Gly-Arg-pNA | 858971-42-3 | 99.4% | 422.44 | 10 MG

β-Ala-Gly-Arg-pNA is a chromogenic substrate of thrombin, exhibiting strong absorbance at 405 nm. It is intended for research use only and appears as an off-white to light yellow solid.

Chromogenic substrate of thrombin
Exhibits strong absorbance at 405 nm
For research use only
Appearance: off-white to light yellow solid
Stable for 2 years at -80°C and 1 year at -20°C as powder
Stable for 6 months at -80°C and 1 month at -20°C in solvent

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5,120

Selleck Chemical LLC L-Homoarginine hydrochloride S5431-25mg

L-Homoarginine is a specific inhibitor of liver-type alkaline phosphatase

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5,121

Alkali Scientific L Arginine, 25 G

L-Arginine, 25 g, is a semi-essential amino acid involved in nitric oxide production, which helps regulate blood flow and vascular function. This amino acid also plays a role in protein synthesis, hormone secretion, and immune system function. The 25g pack is well-suited for smaller-scale research and supplementation applications. L-Arginine is frequently studied for its cardiovascular benefits, such as improving circulation, reducing blood pressure, and enhancing exercise performance. It is also valuable in clinical research related to wound healing, immune support, and metabolic health.

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5,122

STA Pharmaceutical Fmoc-L-Cit-OMe | 10 g | CAS 1820581-58-5 | MDL MFCD27578297

Fmoc-L-Cit-OMe is a Amino Acid reagent (Subcategory: Urea AA) sold by WuXi TIDES. Offered in 10 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 1820581-58-5
- MDL: MFCD27578297
- InChIKey: CNUDAIIEDFQCCQ-IBGZPJMESA-N
- Molecular Weight: 411.458
- Molecular Formula: C22H25N3O5
- Purity: ≥95%
- Container Type: 60 mL HDPE
- Pack Size: 10 g
- Net Weight: 10 g
- Gross Weight: 25 g
- Commodity Code: 29242970
- Country Of Origin: China
- IUPAC: methyl (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-ureidopentanoate
- SMILES: NC(NCCC[C@H](NC(OCC1C2=C(C3=C1C=CC=C3)C=CC=C2)=O)C(OC)=O)=O

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5,123

Medchemexpress LLC Z-Arg-Arg-pNA | 122630-71-1 | 99.17% | 584.63 | 1 MG

Z-Arg-Arg-pNA is a substrate for cathepsin B, designed to detect the activity of this enzyme. This product is provided as a solid, appearing white to off-white, and is soluble in DMSO.

Substrate for cathepsin B
Can be used to detect enzyme activity
Solid appearance, white to off-white
Soluble in DMSO (100 mg/mL)

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5,124

STA Pharmaceutical Fmoc-L-Arg(Pbf)-Gly-OH | 100 g | CAS 660846-80-0 | MDL MFCD30475792

Fmoc-L-Arg(Pbf)-Gly-OH is a Amino Acid reagent (Subcategory: Pseudo AA) sold by WuXi TIDES. Offered in 100 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 660846-80-0
- MDL: MFCD30475792
- InChIKey: UQWAYVRPZYYLAX-LJAQVGFWSA-N
- Molecular Weight: 705.827
- Molecular Formula: C36H43N5O8S
- Purity: ≥95%
- Container Type: 500 mL HDPE
- Pack Size: 100 g
- Net Weight: 100 g
- Gross Weight: 160.5 g
- Commodity Code: 29359090
- Country Of Origin: China
- IUPAC: N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-Nw-((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl)-L-arginylglycine
- SMILES: CC1=C2CC(C)(OC2=C(C(C)=C1S(=O)(NC(NCCC[C@@H](C(NCC(O)=O)=O)NC(OCC3C4=CC=CC=C4C5=C3C=CC=C5)=O)=N)=O)C)C

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5,125

Medchemexpress LLC Arginyl-glycyl-aspartyl-serine | 91037-65-9 | 99.1 % | 100 MG

Arg-Gly-Asp-Ser (RGDS) is a tetrapeptide containing the integrin-binding RGD sequence used as an integrin inhibitor and analytical standard for research on cell adhesion, integrin signaling, and extracellular matrix interactions. Supplied as a white to off-white solid, it is suitable for biochemical and cell biology assays.

Tetrapeptide containing the RGD integrin-binding motif.
Used as an integrin inhibitor and in cell adhesion assays.
High reported purity (LCMS 99.09%).
Molecular weight 433.42 g/mol and formula C15H27N7O8.
White to off-white solid suitable for analytical use.

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5,126

STA Pharmaceutical Fmoc-L-Arg(c-Pr,Pbf)-OH | 1 g | CAS 1060769-41-6 | InChIKey IPIXYMSVJYUVNG-HKBQPEDESA-N

Fmoc-L-Arg(c-Pr,Pbf)-OH is a Amino Acid reagent (Subcategory: Arg) sold by WuXi TIDES. Offered in 1 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 1060769-41-6
- MDL: No data
- InChIKey: IPIXYMSVJYUVNG-HKBQPEDESA-N
- Molecular Weight: 688.84
- Molecular Formula: C37H44N4O7S
- Purity: ≥95%
- Container Type: 15 mL HDPE
- Pack Size: 1 g
- Net Weight: 1 g
- Gross Weight: 7.8 g
- Commodity Code: 29359090
- Country Of Origin: China
- IUPAC: (Z)-N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-Nw-cyclopropyl-Nw'-((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl)-L-arginine
- SMILES: CC1=C(C(S(=O)(/N=C(NC2CC2)/NCCC[C@@H](C(O)=O)NC(OCC3C4=CC=CC=C4C5=C3C=CC=C5)=O)=O)=C(C6=C1OC(C)(C6)C)C)C

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5,127

Medchemexpress LLC Lys-Arg-Thr-Leu-Arg-Arg acetate | 829.01 | 50 MG

Lys-Arg-Thr-Leu-Arg-Arg acetate (KRTLRR acetate) is a hexapeptide that functions as a substrate of EGF receptor protein kinase C. This chemical can be utilized to measure protein kinase C activity, making it a valuable tool in cancer research, particularly in cancer targeted therapy and metabolism studies. It appears as a solid with a molecular formula of C34H68N16O8.xC2H4O2 and a molecular weight of 829.01 (free base). It exhibits high solubility in H2O, at concentrations of 100 mg/mL or greater.

Substrate for EGF receptor protein kinase C
Used to measure protein kinase C activity
Hexapeptide composition
Solid appearance
Highly soluble in water

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5,128

Medchemexpress LLC Fmoc-D-Arg(Pbf)-OH | 187618-60-6 | 99.98% | 648.77 | 25 G

Fmoc-D-Arg(Pbf)-OH is an arginine derivative. Amino acids and amino acid derivatives have been commercially used as ergogenic supplements, influencing anabolic hormone secretion, fuel supply during exercise, mental performance under stress, and preventing exercise-induced muscle damage. They are recognized as beneficial ergogenic dietary substances.

Arginine derivative
Influences anabolic hormone secretion
Supplies fuel during exercise
Enhances mental performance under stress
Prevents exercise-induced muscle damage
Beneficial ergogenic dietary substance

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5,129

Medchemexpress LLC L-Arginine (Standard) | 74-79-3 | MFCD00002635 | 174.20 | 250 MG

L-Arginine (Standard) is the analytical standard of L-Arginine, intended for research and analytical applications. It serves as a substrate for endothelial nitric oxide synthase (eNOS) to produce NO, and is transported into vascular smooth muscle cells where it is metabolized. This compound is also a potent vasodilator and can induce experimental acute pancreatitis.

Analytical standard for L-Arginine
Used in qualitative, quantitative, and methodological research experiments in HPLC, GC, and MS

Pricing & Availability

5,130

STA Pharmaceutical Fmoc-L-Arg(Pbf)-Gly-OH | 50 g | CAS 660846-80-0 | MDL MFCD30475792

Fmoc-L-Arg(Pbf)-Gly-OH is a Amino Acid reagent (Subcategory: Pseudo AA) sold by WuXi TIDES. Offered in 50 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 660846-80-0
- MDL: MFCD30475792
- InChIKey: UQWAYVRPZYYLAX-LJAQVGFWSA-N
- Molecular Weight: 705.827
- Molecular Formula: C36H43N5O8S
- Purity: ≥95%
- Container Type: 250 mL HDPE
- Pack Size: 50 g
- Net Weight: 50 g
- Gross Weight: 89.8 g
- Commodity Code: 29359090
- Country Of Origin: China
- IUPAC: N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-Nw-((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl)-L-arginylglycine
- SMILES: CC1=C2CC(C)(OC2=C(C(C)=C1S(=O)(NC(NCCC[C@@H](C(NCC(O)=O)=O)NC(OCC3C4=CC=CC=C4C5=C3C=CC=C5)=O)=N)=O)C)C

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Amino Acids

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Medchemexpress LLC Cyclo(L-arginylglycyl-L-α-aspartyl-D-phenylalanyl-L-cysteinyl) | 862772-11-0 | 98.1% | 578.64 | 25 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Arg-Gly-Glu-Ser TFA | 99.5% | 561.47 | 5 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC β-Ala-Gly-Arg-pNA | 858971-42-3 | 99.4% | 422.44 | 10 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Z-Arg-Arg-pNA | 122630-71-1 | 99.17% | 584.63 | 1 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Arginyl-glycyl-aspartyl-serine | 91037-65-9 | 99.1 % | 100 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Lys-Arg-Thr-Leu-Arg-Arg acetate | 829.01 | 50 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Fmoc-D-Arg(Pbf)-OH | 187618-60-6 | 99.98% | 648.77 | 25 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-Arginine (Standard) | 74-79-3 | MFCD00002635 | 174.20 | 250 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More