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.

Search Within Results

3,316 – 3,330 of 36,155 results

3,316

STA PHARMACEUTICAL US LLC Fmoc-L-hArg(diBoc)-OH | 50 g | CAS 158478-81-0 | MDL MFCD09839749

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

Specifications
- CAS: 158478-81-0
- MDL: MFCD09839749
- InChIKey: MIEGDMIQQQRLOZ-VWLOTQADSA-N
- Molecular Weight: 610.708
- Molecular Formula: C32H42N4O8
- Purity: ≥95%
- Container Type: 250 mL HDPE
- Pack Size: 50 g
- Net Weight: 50 g
- Gross Weight: 89.8 g
- Commodity Code: 29252900
- Country Of Origin: China
- IUPAC: (E)-N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-N6-(N,N'-bis(tert-butoxycarbonyl)carbamimidoyl)-L-lysine
- SMILES: CC(C)(OC(N/C(NCCCC[C@H](NC(OCC1C2=C(C3=C1C=CC=C3)C=CC=C2)=O)C(O)=O)=N/C(OC(C)(C)C)=O)=O)C

Pricing & Availability

3,317

eMolecules 252049-10-8 | Fmoc-Lys(Me)2-OH??HCl | Ambeed | MFCD05662353 | 432.950 | C23H29ClN2O4 | 98.000 | Cl.CN(C)CCCC[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 250mg | 600850367

Fmoc-Lys(Me)2-OH??HCl | Ambeed | 252049-10-8 | MFCD05662353 | 432.950 | C23H29ClN2O4 | 98.000 | Cl.CN(C)CCCC[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 250mg | 600850367

Pricing & Availability

3,318

Medchemexpress LLC D-arginine | 157-06-2 | MFCD00063116 | 98.0% | 174.20 g/mol | C6H14N4O2 | 1 G

D-Arginine (H-D-Arg-OH) is the D-enantiomer of the amino acid arginine provided for research applications. Supplied as a solid and as aqueous solution, it serves as an inactive stereoisomer reference, analytical reagent, or control in biochemical and neurological studies.

D-enantiomer of arginine.
Research-grade reagent for analytical and biochemical studies.
Purity 98.0%.
Molecular formula C6H14N4O2; molecular weight 174.20 g/mol.
Available as solid and 10 mM aqueous solution.
Used as stereochemistry control and in neurological or myeloma research.

Pricing & Availability

3,319

Medchemexpress LLC Nω-Propyl-L-arginine | 137361-05-8 | MFCD01320455 | 98.6% | 216.28 g/mol | C9H20N4O2 | 10 MG

Nω-Propyl-L-arginine is a potent, competitive inhibitor of neuronal nitric oxide synthase (nNOS) used as a research tool to study nNOS-mediated nitric oxide signaling. It is a solid powder with reported purity of 98.62%, molecular weight 216.28 g/mol, and the free base chemical formula C9H20N4O2. Store as a powder at -20°C for optimal stability.

Selective neuronal nitric oxide synthase (nNOS) inhibitor
Reported Ki for nNOS: 57 nM
Approximately 149-fold selectivity for nNOS over eNOS
High purity suitable for biochemical and cellular studies
Solid powder form with recommended cold storage
Useful for studies in immunology and inflammation pathways

Pricing & Availability

3,320

STA PHARMACEUTICAL US LLC Fmoc-D-norArg(Z)2-OH | 10 g | CAS 2044710-16-7 | MDL MFCD15142018

Fmoc-D-norArg(Z)2-OH is a Amino Acid reagent (Subcategory: Arg) sold by WuXi TIDES. Offered in 10 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 2044710-16-7
- MDL: MFCD15142018
- InChIKey: OJBZBKXVLYDJEI-HKBQPEDESA-N
- Molecular Weight: 650.688
- Molecular Formula: C36H34N4O8
- Purity: ≥95%
- Container Type: 60 mL HDPE
- Pack Size: 10 g
- Net Weight: 10 g
- Gross Weight: 25 g
- Commodity Code: 29252900
- Country Of Origin: China
- IUPAC: (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-((3,7-dioxo-1,9-diphenyl-2,8-dioxa-4,6-diazanonan-5-ylidene)amino)butanoic acid
- SMILES: O=C(OCC1=CC=CC=C1)N/C(NC(OCC2=CC=CC=C2)=O)=N/CC[C@H](C(O)=O)NC(OCC3C4=CC=CC=C4C5=CC=CC=C53)=O

Pricing & Availability

3,321

STA PHARMACEUTICAL US LLC Fmoc-L-beta-HomoArg(Pbf)-OH | 100 g | CAS 401915-53-5 | MDL MFCD03490520

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

Specifications
- CAS: 401915-53-5
- MDL: MFCD03490520
- InChIKey: SPUZTADXOCHTJW-QHCPKHFHSA-N
- Molecular Weight: 662.802
- Molecular Formula: C35H42N4O7S
- 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: (S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-6-(3-((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl)guanidino)hexanoic acid
- SMILES: CC1=C2C(CC(O2)(C)C)=C(C)C(S(=O)(NC(NCCC[C@@H](CC(O)=O)NC(OCC3C4=CC=CC=C4C5=CC=CC=C53)=O)=N)=O)=C1C

Pricing & Availability

3,322

Research Products International Corp L-Arginine Monohydrochloride, 500 Grams

CAS Number: 1119-34-2
Molecular Formula: C₆H₁₄N₄O₂ • HCl
Molecular Weight: 210.7

Pricing & Availability

3,323

Bachem Fmoc-Arg(Pbf)-OH

Fmoc-Arg(Pbf)-OH, 154445-77-9, C34H40N4O7S, Mr 648.78, 25g. Pbf protection is especially recommended for multiple-Arg- and Trp-containinng peptides. TFA cleavage is best performed in the presence of a silane scavenger.

Pricing & Availability

3,324

Medchemexpress LLC Pyr-Arg-Thr-Lys-Arg-AMC TFA | 1255501-99-5 | 99.5% | 941.95 | 5 MG

Pyr-Arg-Thr-Lys-Arg-AMC TFA is an AMC peptide. AMC is a decapeptide that proteases such as trypsin and thrombin specifically hydrolyze. This AMC peptide can be used to determine protease activity and the potency of enzyme inhibitors.

Can be used to determine the activity of proteases.
Can be used to determine the potency of enzyme inhibitors.

Pricing & Availability

3,325

Apexbio Technology LLC Fmoc-Arg-OH 91000-69-0 100g

Fmoc-Arg-OH (91000-69-0) is an Fmoc-protected derivative of the amino acid L-arginine regularly employed in solid-phase peptide synthesis (SPPS) The molecule possesses an Fmoc protecting group on the amino functionality enabling selective and controlled peptide chain elongation Due to its guanidinium side chain arginine residues participate in characteristic ionic interactions and hydrogen bonds within peptides and proteins Based on these properties Fmoc-Arg-OH holds research potential in peptide and protein biochemistry including studies of protein structure and function signaling pathways receptor-ligand interactions pharmacologically relevant peptide development and structure-activity relationship investigations

Pricing & Availability

3,326

STA PHARMACEUTICAL US LLC Fmoc-L-Arg(Di-Me,Pbf)-OH | 50 g | CAS 1185841-84-2 | MDL MFCD30364475

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

Specifications
- CAS: 1185841-84-2
- MDL: MFCD30364475
- InChIKey: QQJCGHJCOJVEGE-PMERELPUSA-N
- Molecular Weight: 676.829
- Molecular Formula: C36H44N4O7S
- 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: (Z)-N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-Nw,Nw-dimethyl-Nw'-((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl)-L-arginine
- SMILES: CC1=C(C(S(=O)(/N=C(N(C)C)/NCCC[C@@H](C(O)=O)NC(OCC2C3=CC=CC=C3C4=CC=CC=C42)=O)=O)=C(C5=C1OC(C)(C5)C)C)C

Pricing & Availability

3,327

STA PHARMACEUTICAL US LLC Fmoc-L-Arg(Me,Pbf)-OH | 100 g | CAS 1135616-49-7 | MDL MFCD08064312

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

Specifications
- CAS: 1135616-49-7
- MDL: MFCD08064312
- InChIKey: JAUPJPAADXVUGQ-LJAQVGFWSA-N
- Molecular Weight: 662.802
- Molecular Formula: C35H42N4O7S
- 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'-methyl-Nw-((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl)-L-arginine
- SMILES: CC1=C2C(CC(O2)(C)C)=C(C)C(S(=O)(NC(NCCC[C@@H](C(O)=O)NC(OCC3C4=CC=CC=C4C5=CC=CC=C53)=O)=NC)=O)=C1C

Pricing & Availability

3,328

STA PHARMACEUTICAL US LLC Fmoc-L-Arg(Di-Me,Pbf)-OH | 25 g | CAS 1185841-84-2 | MDL MFCD30364475

Fmoc-L-Arg(Di-Me,Pbf)-OH is a Amino Acid reagent (Subcategory: Arg) sold by WuXi TIDES. Offered in 25 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 1185841-84-2
- MDL: MFCD30364475
- InChIKey: QQJCGHJCOJVEGE-PMERELPUSA-N
- Molecular Weight: 676.829
- Molecular Formula: C36H44N4O7S
- Purity: ≥95%
- Container Type: 125 mL HDPE
- Pack Size: 25 g
- Net Weight: 25 g
- Gross Weight: 54.3 g
- Commodity Code: 29359090
- Country Of Origin: China
- IUPAC: (Z)-N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-Nw,Nw-dimethyl-Nw'-((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl)-L-arginine
- SMILES: CC1=C(C(S(=O)(/N=C(N(C)C)/NCCC[C@@H](C(O)=O)NC(OCC2C3=CC=CC=C3C4=CC=CC=C42)=O)=O)=C(C5=C1OC(C)(C5)C)C)C

Pricing & Availability

3,329

Medchemexpress LLC L-Arginine hydrochloride | 1119-34-2 | 210.66 | 5 G

L-Arginine hydrochloride | 1119-34-2 | 210.66 | 5 G

Pricing & Availability

3,330

Medchemexpress LLC N-acetyl-L-arginine | 155-84-0 | MFCD00019733 | 100.0% | 216.24 g·mol⁻¹ | C8H16N4O3 | 500 MG

N-acetyl-L-arginine is an acetylated derivative of the amino acid L-arginine used as a research reagent in biochemical and pharmacological studies. It is supplied for laboratory assays involving arginine metabolism, enzymatic activity, and studies of protein aggregation, and is available in powder and solution formats for experimental flexibility.

Research-grade endogenous metabolite for biochemical studies.
High purity: 99.97%.
Molecular formula: C8H16N4O3.
Molecular weight: 216.24 g·mol⁻¹.
Available in multiple pack sizes, including 500 mg and 1 g.
Supplied as powder or solution formats for assay flexibility.

Pricing & Availability

Amino Acids

Filtered Search Results

Narrow Results

Medchemexpress LLC D-arginine | 157-06-2 | MFCD00063116 | 98.0% | 174.20 g/mol | C6H14N4O2 | 1 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Nω-Propyl-L-arginine | 137361-05-8 | MFCD01320455 | 98.6% | 216.28 g/mol | C9H20N4O2 | 10 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Research Products International Corp L-Arginine Monohydrochloride, 500 Grams Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Bachem Fmoc-Arg(Pbf)-OH Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Pyr-Arg-Thr-Lys-Arg-AMC TFA | 1255501-99-5 | 99.5% | 941.95 | 5 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Apexbio Technology LLC Fmoc-Arg-OH 91000-69-0 100g Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-Arginine hydrochloride | 1119-34-2 | 210.66 | 5 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC N-acetyl-L-arginine | 155-84-0 | MFCD00019733 | 100.0% | 216.24 g·mol⁻¹ | C8H16N4O3 | 500 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More