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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2,236 – 2,250 of 35,795 results

2,236

STA Pharmaceutical Fmoc-L-Arg(Mtr)-OH | 50 g | CAS 98930-01-9 | MDL MFCD00043098

Fmoc-L-Arg(Mtr)-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: 98930-01-9
- MDL: MFCD00043098
- InChIKey: LKGHIEITYHYVED-SANMLTNESA-N
- Molecular Weight: 608.71
- Molecular Formula: C31H36N4O7S
- 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-((4-methoxy-2,3,6-trimethylphenyl)sulfonyl)-L-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

2,237

STA Pharmaceutical Fmoc-L-Arg(Alloc)2-OH | 5 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 5 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: 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)-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

2,238

Research Products International Corp L-Arginine, 500 Grams

L-Arginine is one of the 20 amino acids that constitute the building blocks of proteins in living organisms. It is classified as a semi-essential amino acid.

L-Arginine is a common component in laboratory research, particularly in studies related to cell biology, biochemistry, and molecular biology. Its diverse roles make it valuable for understanding various cellular processes.

Pricing & Availability

2,239

STA Pharmaceutical Fmoc-L-Arg(NO2)-OH | 25 g | CAS 58111-94-7 | MDL MFCD00065617

Fmoc-L-Arg(NO2)-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: 58111-94-7
- MDL: MFCD00065617
- InChIKey: RXMHIKWOZKQXCJ-SFHVURJKSA-N
- Molecular Weight: 441.444
- Molecular Formula: C21H23N5O6
- Purity: ≥95%
- Container Type: 125 mL HDPE
- Pack Size: 25 g
- Net Weight: 25 g
- Gross Weight: 54.3 g
- Commodity Code: 29299090
- Country Of Origin: China
- IUPAC: N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-Nw-nitro-L-arginine
- SMILES: N=C(NCCC[C@H](NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)C(O)=O)N[N+]([O-])=O

Pricing & Availability

2,240

STA Pharmaceutical Fmoc-L-HoCit-OH | 5 g | CAS 201485-17-8 | MDL MFCD00237387

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

Specifications
- CAS: 201485-17-8
- MDL: MFCD00237387
- InChIKey: VJZUCXPETVPQIB-IBGZPJMESA-N
- Molecular Weight: 411.458
- Molecular Formula: C22H25N3O5
- Purity: ≥95%
- Container Type: 30 mL HDPE
- Pack Size: 5 g
- Net Weight: 5 g
- Gross Weight: 16.5 g
- Commodity Code: 29242970
- Country Of Origin: China
- IUPAC: N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-N6-carbamoyl-L-lysine
- SMILES: NC(NCCCC[C@H](NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)C(O)=O)=O

Pricing & Availability

2,241

Medchemexpress LLC N-omega-propyl-L-arginine hydrochloride | 137361-05-8 | MFCD01320455 | >98.0% | 216.28 g/mol | C9H20N4O2 · xHCl | 25 MG

N-omega-propyl-L-arginine is a selective, competitive inhibitor of neuronal nitric oxide synthase (nNOS) used as a research reagent to study nitric oxide signaling and nNOS pharmacology. It is supplied as a white to off-white solid and is commonly provided in milligram quantities for laboratory use.

Selective nNOS inhibitor with reported Ki ≈ 57 nM.
High selectivity over eNOS (reported ~149-fold).
High purity suitable for research (reported ≥98% by HPLC).
Available in small-mass packages for research use (e.g., 25 mg).
Recommended storage: -20°C, desiccated to preserve stability.

Pricing & Availability

2,242

STA Pharmaceutical Fmoc-L-Arg(Z)2-OH | 25 g | CAS 207857-35-0 | MDL MFCD05663439

Fmoc-L-Arg(Z)2-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: 207857-35-0
- MDL: MFCD05663439
- InChIKey: SLWMVWWEOHTNTR-YTTGMZPUSA-N
- Molecular Weight: 664.715
- Molecular Formula: C37H36N4O8
- Purity: ≥95%
- Container Type: 125 mL HDPE
- Pack Size: 25 g
- Net Weight: 25 g
- Gross Weight: 54.3 g
- Commodity Code: 29252900
- Country Of Origin: China
- IUPAC: (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-((3,7-dioxo-1,9-diphenyl-2,8-dioxa-4,6-diazanonan-5-ylidene)amino)pentanoic acid
- SMILES: O=C([C@H](CCCN=C(NC(OCC1=CC=CC=C1)=O)NC(OCC2=CC=CC=C2)=O)NC(OCC3C4=CC=CC=C4C5=CC=CC=C53)=O)O

Pricing & Availability

2,243

Medchemexpress LLC Fmoc-N-Me-D-Arg Pbf | MFCD04974250 | 99.6% | 662.80 | C35H42N4O7S | 50 MG

Fmoc-N-Me-D-Arg(Pbf)-OH is an Fmoc-protected, N-methylated D-arginine derivative supplied as a protected amino acid building block for solid-phase peptide synthesis and related research. The material features Pbf side-chain protection for the guanidino group, is provided in high purity, and is supported by manufacturer analytical and safety documents.

Fmoc-protected N-methyl D-arginine for peptide synthesis.
Pbf side-chain protection compatible with common deprotection protocols.
High purity (99.6%) for reliable synthetic performance.
Available as solid and as a 10 mM solution in DMSO.
Multiple package sizes to support small-scale and larger projects.
Manufacturer-provided analytical data: COA, HNMR, LC-MS, RP-HPLC.
Safety data and handling instructions available.

Pricing & Availability

2,244

Sigma Aldrich Fine Chemicals Biosciences Nω-Nitro-L-arginine methyl ester hydrochloride | 51298-62-5 | MFCD00039052 | 1g

Pricing & Availability

2,245

STA Pharmaceutical Fmoc-D-norArg(Z)2-OH | 1 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 1 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: 15 mL HDPE
- Pack Size: 1 g
- Net Weight: 1 g
- Gross Weight: 7.8 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

2,246

STA Pharmaceutical Fmoc-L-Arg(Di-Me,Pbf)-OH | 10 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 10 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: 60 mL HDPE
- Pack Size: 10 g
- Net Weight: 10 g
- Gross Weight: 25 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

2,247

STA Pharmaceutical Fmoc-L-Arg(Tos)-OH | 100 g | CAS 83792-47-6 | MDL MFCD00063331

Fmoc-L-Arg(Tos)-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: 83792-47-6
- MDL: MFCD00063331
- InChIKey: JRRARHJPRLAGNT-VWLOTQADSA-N
- Molecular Weight: 550.63
- Molecular Formula: C28H30N4O6S
- 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-tosyl-L-arginine
- SMILES: CC1=CC=C(C=C1)S(=O)(NC(NCCC[C@@H](C(O)=O)NC(OCC2C3=CC=CC=C3C4=CC=CC=C42)=O)=N)=O

Pricing & Availability

2,248

STA Pharmaceutical Fmoc-L-hArg(diEt)-OH HCl | 5 g | CAS 1864003-26-8 | MDL MFCD18782840

Fmoc-L-hArg(diEt)-OH HCl 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: 1864003-26-8
- MDL: MFCD18782840
- InChIKey: LSZCKIIJZGKYEN-BQAIUKQQSA-N
- Molecular Weight: 503.04
- Molecular Formula: C26H35ClN4O4
- 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'-diethylcarbamimidoyl)-L-lysine hydrochloride
- SMILES: CC/N=C(NCC)/NCCCC[C@@H](C(O)=O)NC(OCC1C2=C(C3=C1C=CC=C3)C=CC=C2)=O.Cl

Pricing & Availability

2,249

STA Pharmaceutical Fmoc-D-Arg-OH HCl | 50 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 50 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: 250 mL HDPE
- Pack Size: 50 g
- Net Weight: 50 g
- Gross Weight: 89.8 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

2,250

STA Pharmaceutical Fmoc-D-Arg(NO2)-OH | 100 g | CAS 160347-94-4 | MDL MFCD02682438

Fmoc-D-Arg(NO2)-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: 160347-94-4
- MDL: MFCD02682438
- InChIKey: RXMHIKWOZKQXCJ-GOSISDBHSA-N
- Molecular Weight: 441.444
- Molecular Formula: C21H23N5O6
- Purity: ≥95%
- Container Type: 500 mL HDPE
- Pack Size: 100 g
- Net Weight: 100 g
- Gross Weight: 160.5 g
- Commodity Code: 29299090
- Country Of Origin: China
- IUPAC: N2-(((9H-fluoren-9-yl)methoxy)carbonyl)-Nw-nitro-D-arginine
- SMILES: N=C(NCCC[C@@H](NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)C(O)=O)N[N+]([O-])=O

Pricing & Availability

Amino Acids

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

Medchemexpress LLC N-omega-propyl-L-arginine hydrochloride | 137361-05-8 | MFCD01320455 | >98.0% | 216.28 g/mol | C9H20N4O2 · xHCl | 25 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Fmoc-N-Me-D-Arg Pbf | MFCD04974250 | 99.6% | 662.80 | C35H42N4O7S | 50 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, 500 Grams

Medchemexpress LLC N-omega-propyl-L-arginine hydrochloride | 137361-05-8 | MFCD01320455 | >98.0% | 216.28 g/mol | C9H20N4O2 · xHCl | 25 MG

Medchemexpress LLC Fmoc-N-Me-D-Arg Pbf | MFCD04974250 | 99.6% | 662.80 | C35H42N4O7S | 50 MG