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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5,146 – 5,160 of 35,791 results

5,146

Cambridge Isotope Laboratories L-ARGININE-N-FMOC, PBF-OH (15N4, 98%) (CONTAINS SOLVENT), 0.1 G/COMP

L-ARGININE-N-FMOC, PBF-OH (15N4, 98%) (CONTAINS SOLVENT), 0.1 G/COMP

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5,147

Medchemexpress LLC Fmoc-Arg-OH | 91000-69-0 | 99.4% | 396.44 | 5 G

Fmoc-Arg-OH (Fmoc-L-Arginine) is an Fmoc modified Arginine used in peptide synthesis. It serves as a key raw material in the solid-phase synthesis of peptides containing arginine residues, and plays an important role in the synthesis of bradykinin and octapeptides related to the transmembrane gp41 of HIV-1.

Used in peptide synthesis.
Key raw material for solid-phase synthesis of peptides containing arginine residues.
Plays an important role in the synthesis of bradykinin.
Plays an important role in the synthesis of octapeptides related to the transmembrane gp41 of HIV-1.

Pricing & Availability

5,148

STA Pharmaceutical Fmoc-L-hArg(diBoc)-OH | 5 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 5 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: 30 mL HDPE
- Pack Size: 5 g
- Net Weight: 5 g
- Gross Weight: 16.5 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

5,149

STA Pharmaceutical Fmoc-L-Arg(Alloc)2-OH | 10 g | CAS 148893-34-9 | MDL MFCD00273443

Fmoc-L-Arg(Alloc)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: 148893-34-9
- MDL: MFCD00273443
- InChIKey: RSPFZCDVPTYBLY-DEOSSOPVSA-N
- Molecular Weight: 564.595
- Molecular Formula: C29H32N4O8
- 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: (E)-N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-Nw,Nw'-bis((allyloxy)carbonyl)-L-arginine
- SMILES: OC([C@H](CCCN/C(NC(OCC=C)=O)=N\C(OCC=C)=O)NC(OCC1C2=C(C=CC=C2)C3=C1C=CC=C3)=O)=O

Pricing & Availability

5,150

STA Pharmaceutical Boc-L-Ser(Fmoc-L-Arg(Pbf))-OH | 5 g | CAS 944283-22-1 | MDL MFCD10001364

Boc-L-Ser(Fmoc-L-Arg(Pbf))-OH is a Amino Acid reagent (Subcategory: Pseudo AA) sold by WuXi TIDES. Offered in 5 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 944283-22-1
- MDL: MFCD10001364
- InChIKey: HTCWPXLOEAMBFJ-LQJZCPKCSA-N
- Molecular Weight: 835.97
- Molecular Formula: C42H53N5O11S
- Purity: ≥95%
- Container Type: 30 mL HDPE
- Pack Size: 5 g
- Net Weight: 5 g
- Gross Weight: 16.5 g
- Commodity Code: 29359090
- Country Of Origin: China
- IUPAC: O-(N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-Nw-((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl)-L-arginyl)-N-(tert-butoxycarbonyl)-L-serine
- SMILES: O=C(OCC1C2=C(C=CC=C2)C3=C1C=CC=C3)N[C@@H](CCCNC(NS(=O)(C4=C(C)C(C)=C5C(CC(C)(C)O5)=C4C)=O)=N)C(OC[C@@H](C(O)=O)NC(OC(C)(C)C)=O)=O

Pricing & Availability

5,151

STA Pharmaceutical Fmoc-L-Arg(Me2)-OH HCl | 10 g | CAS 1330286-46-8 | MDL MFCD02684483

Fmoc-L-Arg(Me2)-OH HCl 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: 1330286-46-8
- MDL: MFCD02684483
- InChIKey: YICQYUMPVBAXNV-BDQAORGHSA-N
- Molecular Weight: 460.959
- Molecular Formula: C23H29ClN4O4
- 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: (Z)-N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-Nw,Nw'-dimethyl-L-arginine hydrochloride
- SMILES: C/N=C(NCCC[C@@H](C(O)=O)NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)/NC.Cl

Pricing & Availability

5,152

STA Pharmaceutical Fmoc-D-N-Me-Arg(Pbf)-OH | 100 g | CAS 2044710-57-6 | MDL MFCD04974250

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

Specifications
- CAS: 2044710-57-6
- MDL: MFCD04974250
- InChIKey: MEGKXARLCPKZHJ-GDLZYMKVSA-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)-N2-methyl-Nw-((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl)-D-arginine
- SMILES: CC1=C2CC(C)(OC2=C(C(C)=C1S(=O)(NC(NCCC[C@@H](N(C(OCC3C4=CC=CC=C4C5=C3C=CC=C5)=O)C)C(O)=O)=N)=O)C)C

Pricing & Availability

5,153

Medchemexpress LLC DL-Arginine-13C6 hydrochloride | 99.0% | 216.62 | 13C6H15ClN4O2 | 10 MG

DL-Arginine-13C6 hydrochloride is the 13C6 isotopically labeled racemic form of arginine supplied as the hydrochloride salt. It is intended for use as an internal standard, tracer, or analytical reference in metabolic and mass-spectrometry studies to enable accurate quantification and tracing of arginine-related pathways.

Isotopically labeled (13C6) for confident tracing and quantitation.
Hydrochloride salt form improves solubility in aqueous solutions.
Racemic (DL) composition suitable for studies requiring both enantiomers.
Compatible with LC-MS and GC-MS workflows as an internal standard.
High chemical purity and isotopic enrichment support reliable analytical results.

Pricing & Availability

5,154

Medchemexpress LLC L-Glutamic acid, compd. with L-arginine (1:1) | 4320-30-3 | 321.33 | 1 G

L-Arginine L-glutamate ((S)-(+)-Arginine L-glutamate) is a nitrogen donor for the synthesis of nitric oxide. It can be used for research related to upper gastrointestinal hypofunction or dysfunction, such as functional dyspepsia.

Nitrogen donor for synthesis of nitric oxide
Can be used for research on upper gastrointestinal hypofunction or dysfunction (e.g., functional dyspepsia)
Dose-dependently promotes gastric emptying in rats, a vagus nerve-dependent effect
Dose-dependently enhances adaptive relaxation of rat stomachs
Purity: 98.0%
Appearance: Solid, white to off-white
Initial source: Endogenous metabolite

Pricing & Availability

5,155

STA Pharmaceutical Fmoc-D-Arg(Mtr)-OH | 100 g | CAS 120075-24-3 | MDL MFCD00065616

Fmoc-D-Arg(Mtr)-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: 120075-24-3
- MDL: MFCD00065616
- InChIKey: LKGHIEITYHYVED-AREMUKBSSA-N
- Molecular Weight: 608.71
- Molecular Formula: C31H36N4O7S
- 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-((4-methoxy-2,3,6-trimethylphenyl)sulfonyl)-D-arginine
- SMILES: CC1=C(C(C)=C(C)C(OC)=C1)S(=O)(NC(NCCC[C@H](C(O)=O)NC(OCC2C3=CC=CC=C3C4=CC=CC=C42)=O)=N)=O

Pricing & Availability

5,156

eMolecules Combi-Blocks Fmoc-Arg(Pbf)-OH 1kg 335344672 QA-9886 96 000 154445-77-9 MFCD00235804 648 780 C34H40N4O7S

Combi-Blocks Fmoc-Arg(Pbf)-OH 1kg 335344672 QA-9886 96 000 154445-77-9 MFCD00235804 648 780 C34H40N4O7S

Pricing & Availability

5,157

Medchemexpress LLC Pentanamide, 2-amino-5-[(aminoiminomethyl)amino]-N-(4-nitrophenyl)-, dihydrochloride, (2S)- | 40127-11-5 | 99.8% | 367.23 | 100 MG

L-Arginine p-nitroanilide dihydrochloride is a chromogenic substrate specifically designed for cathepsin H and aminopeptidases. This product is provided as an off-white to light yellow solid.

Chromogenic substrate
Suitable for cathepsin H and aminopeptidases
Soluble in H2O at 200 mg/mL
Recommended storage at 4°C, sealed and away from moisture
For research use only

Pricing & Availability

5,158

Bioworld Arginine 1M, pH 8.5, Sterile, 100 mL

Arginine 1M, pH 8.5, Sterile, 100 mL.

Pricing & Availability

5,159

STA Pharmaceutical Fmoc-D-Arg-OH HCl | 100 g | CAS 214852-44-5 | MDL MFCD01318732

Fmoc-D-Arg-OH HCl 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: 214852-44-5
- MDL: MFCD01318732
- InChIKey: GKVPGWVXDVZUBA-GMUIIQOCSA-N
- Molecular Weight: 432.905
- Molecular Formula: C21H25ClN4O4
- Purity: ≥95%
- Container Type: 500 mL HDPE
- Pack Size: 100 g
- Net Weight: 100 g
- Gross Weight: 160.5 g
- Commodity Code: 29252900
- Country Of Origin: China
- IUPAC: (((9H-fluoren-9-yl)methoxy)carbonyl)-D-arginine hydrochloride
- SMILES: N=C(NCCC[C@@H](NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)C(O)=O)N.Cl

Pricing & Availability

5,160

Medchemexpress LLC L-Arginine-13C6,15N4 hydrochloride | 202468-25-5 | 220.59 | 1 MG

L-Arginine-13C6,15N4 hydrochloride is an isotope-labeled compound, specifically the 13C- and 15N-labeled form of L-Arginine hydrochloride. This compound functions as a nitrogen donor crucial for the synthesis of nitric oxide, a potent vasodilator known to be deficient during sickle cell crises. It is designed for research use, particularly as a tracer and internal standard in quantitative analyses.

Can be utilized as a tracer in various analytical methods.
Serves as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Achieves a high purity of 99.85%.
Supplied as a white to off-white solid.
Stable for storage at 4°C when sealed and protected from moisture and light.
In solvent, stable at -80°C for 6 months or -20°C for 1 month.
Highly soluble in H2O at 100 mg/mL (453.33 mM), requiring sonication.
Intended for research use only.

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Medchemexpress LLC Fmoc-Arg-OH | 91000-69-0 | 99.4% | 396.44 | 5 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC DL-Arginine-13C6 hydrochloride | 99.0% | 216.62 | 13C6H15ClN4O2 | 10 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-Glutamic acid, compd. with L-arginine (1:1) | 4320-30-3 | 321.33 | 1 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Pentanamide, 2-amino-5-[(aminoiminomethyl)amino]-N-(4-nitrophenyl)-, dihydrochloride, (2S)- | 40127-11-5 | 99.8% | 367.23 | 100 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-Arginine-13C6,15N4 hydrochloride | 202468-25-5 | 220.59 | 1 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Fmoc-Arg-OH | 91000-69-0 | 99.4% | 396.44 | 5 G

Medchemexpress LLC DL-Arginine-13C6 hydrochloride | 99.0% | 216.62 | 13C6H15ClN4O2 | 10 MG

Medchemexpress LLC L-Glutamic acid, compd. with L-arginine (1:1) | 4320-30-3 | 321.33 | 1 G

Medchemexpress LLC Pentanamide, 2-amino-5-[(aminoiminomethyl)amino]-N-(4-nitrophenyl)-, dihydrochloride, (2S)- | 40127-11-5 | 99.8% | 367.23 | 100 MG

Medchemexpress LLC L-Arginine-13C6,15N4 hydrochloride | 202468-25-5 | 220.59 | 1 MG