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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2,206 – 2,220 of 36,150 results

2,206

Medchemexpress LLC H-Arg-NH2 (hydrochloride) | 14975-30-5 | 98.0% | 246.14 | 25 MG

H-Arg-NH2 hydrochloride is a nucleophilic reagent that can be used in experiments related to the detection of enzyme activity centers. It has demonstrated protease synthetic activity in a 90% acetonitrile-water mixture.

Nucleophilic reagent
Used in experiments related to the detection of enzyme activity centers
Demonstrates protease synthetic activity

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2,207

Ambeed AMBEED

5000887871 H-NLEALLYL-OH 250MG

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2,208

Medchemexpress LLC DL-O-tyrosine | 2370-61-8 | MFCD00021725 | 98.2% | 181.19 g/mol | C9H11NO3 | 1 G

DL-O-tyrosine (ortho-tyrosine) is the racemic D,L isomer of tyrosine used as an amino acid derivative in biochemical and analytical research. It is employed as a marker of oxidative protein modification and as a building block in synthetic and metabolic studies. The material is supplied as a characterized solid suitable for laboratory use.

High purity of 98.2%.
Molecular weight 181.19 g/mol.
Chemical formula C9H11NO3.
White to pink solid appearance.
Used as an oxidative stress marker and synthetic intermediate.
Available in small laboratory pack sizes such as 1 G.

Pricing & Availability

2,209

Medchemexpress LLC Fmoc-D-Phe(2-Cl)-OH | 205526-22-3 | 99.5% | 421.87 | 5 G

Fmoc-D-Phe(2-Cl)-OH is a phenylalanine derivative. Amino acids and amino acid derivatives have been commercially used as ergogenic supplements, influencing the secretion of anabolic hormones, fuel supply during exercise, mental performance during stress-related tasks, and preventing exercise-induced muscle damage. They are recognized as beneficial ergogenic dietary substances.

Phenylalanine derivative.
Beneficial as ergogenic dietary substances.

Pricing & Availability

2,210

Medchemexpress LLC H-Leu-OEt.HCl | 2743-40-0 | ≥98.0% | 195.69 | 100 G

H-Leu-OEt.HCl is a leucine derivative. Amino acids and amino acid derivatives have been commercially used as ergogenic supplements. They influence the secretion of anabolic hormones, supply of fuel during exercise, mental performance during stress related tasks and prevent exercise induced muscle damage. They are recognized to be beneficial as ergogenic dietary substances.

Influences the secretion of anabolic hormones
Supplies fuel during exercise
Aids mental performance in stress-related tasks
Prevents exercise-induced muscle damage
Recognized as a beneficial ergogenic dietary substance

Pricing & Availability

2,211

Medchemexpress LLC Fmoc-Phe(4-Cl)-OH | 175453-08-4 | 99.8% | 421.87 | 10 G

Fmoc-Phe(4-Cl)-OH is a phenylalanine derivative recognized for its role as an ergogenic dietary substance. It has been shown to influence anabolic hormone secretion, provide fuel during physical activity, enhance mental performance during demanding tasks, and help prevent exercise-induced muscle damage.

A phenylalanine derivative
Acts as an ergogenic dietary substance
Influences anabolic hormone secretion
Provides fuel during exercise
Enhances mental performance under stress
Helps prevent exercise-induced muscle damage

Pricing & Availability

2,212

Medchemexpress LLC Fmoc-N-Me-Phe-OH | 77128-73-5 | MFCD00151938 | 99.8% | 401.46 | 1 ML

Fmoc-N-Me-Phe-OH is an N-methylated amino acid that can be used for the synthesis of some active compounds. It can be used in peptide coupling reactions.

N-methylated amino acid
Can be used for the synthesis of some active compounds
Can be used in peptide coupling reactions
For research use only

Pricing & Availability

2,213

Medchemexpress LLC Fmoc-Glu(OAll)-OH | 133464-46-7 | 99.45% | 409.43 | 5 G

Fmoc-Glu(OAll)-OH is a derivative of glutamic acid. Amino acid derivatives, including this product, are recognized as beneficial ergogenic dietary substances. They are commercially used as ergogenic supplements that can influence the secretion of anabolic hormones, supply fuel during exercise, enhance mental performance during stress-related tasks, and help prevent exercise-induced muscle damage.

Glutamic acid derivative.
Used as an ergogenic supplement.
Influences the secretion of anabolic hormones.
Supplies fuel during exercise.
Enhances mental performance during stress-related tasks.
Helps prevent exercise-induced muscle damage.
For research use only.

Pricing & Availability

2,214

Medchemexpress LLC Z-D-Ser(TBu)-OH | 65806-90-8 | 295.33 | 25 G

Z-D-Ser(TBu)-OH is a serine derivative. Amino acids and amino acid derivatives are commercially used as ergogenic supplements. They influence the secretion of anabolic hormones, supply of fuel during exercise, mental performance during stress-related tasks, and prevent exercise-induced muscle damage.

Recognized to be beneficial as ergogenic dietary substances.

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2,215

Ambeed AMBEED

5000883017 FMOC-D-HISTRT-OH 25G

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2,216

Ambeed AMBEED

5000883045 FMOC-L-LEU-OSU 10G

Pricing & Availability

2,217

Medchemexpress LLC Animal-free IL-23 p19 protein, human (His) | >95.0% | 2UG

Recombinant human IL-23 alpha (p19) is supplied as an N-terminal 6xHis-tagged protein produced in E. coli and provided lyophilized for research use. It is intended for cell-culture and biochemical assays requiring the IL-23 p19 subunit and is characterized for consistency across batches.

N-terminal His-tag for affinity purification and detection.
Expressed in E. coli to provide consistent recombinant material.
Lyophilized formulation stable for storage and transport.
Purity greater than 95% as determined by reducing SDS-PAGE.
Available in multiple small-scale sizes suitable for assay development.

Pricing & Availability

2,218

Medchemexpress LLC L-serine, O-acetyl-, hydrochloride | 66638-22-0 | MFCD00060169 | >97.0% | 183.59 g/mol | C5H10ClNO4 | 1 G

O-Acetyl-L-serine hydrochloride is the hydrochloride salt of O-acetyl-L-serine, an endogenous metabolite used as a biochemical substrate in laboratory research. It is commonly used in enzymatic and metabolic studies, including as a substrate for cysteine synthase. The compound is supplied as a solid with a defined purity suitable for analytical and preparative applications.

Endogenous metabolite used in biochemical research.
Substrate for cysteine synthase and related enzymatic assays.
Supplied as a solid suitable for storage and handling in laboratory settings.
Typical purity ≥97.0% (HPLC), supporting analytical applications.
Molecular weight 183.59 g/mol; molecular formula C5H10ClNO4.

Pricing & Availability

2,219

Bachem Pyr-Trp-OH

Pyr-Trp-OH, 35937-24-7, C16H17N3O4, Mr 315.33, 1g. Glp-Trp-OH.

Pricing & Availability

2,220

Medchemexpress LLC Z-Pyr-OH (Cbz-L-pyroglutamic acid) | 32159-21-0 | 99.9% | 263.25 | 50 G

Z-Pyr-OH (Cbz-L-pyroglutamic acid) is a biochemical assay reagent with a purity of 99.92% and a molecular weight of 263.25. It appears as a white to off-white solid.

Used as a biochemical assay reagent
Available as a white to off-white solid
Purity of 99.92%
Molecular weight of 263.25
Related to peptides
Used in peptide synthesis
An amino acid derivative

Pricing & Availability

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Amino Acids

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Medchemexpress LLC H-Arg-NH2 (hydrochloride) | 14975-30-5 | 98.0% | 246.14 | 25 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC DL-O-tyrosine | 2370-61-8 | MFCD00021725 | 98.2% | 181.19 g/mol | C9H11NO3 | 1 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Fmoc-D-Phe(2-Cl)-OH | 205526-22-3 | 99.5% | 421.87 | 5 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC H-Leu-OEt.HCl | 2743-40-0 | ≥98.0% | 195.69 | 100 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Fmoc-Phe(4-Cl)-OH | 175453-08-4 | 99.8% | 421.87 | 10 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Fmoc-N-Me-Phe-OH | 77128-73-5 | MFCD00151938 | 99.8% | 401.46 | 1 ML Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Fmoc-Glu(OAll)-OH | 133464-46-7 | 99.45% | 409.43 | 5 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Z-D-Ser(TBu)-OH | 65806-90-8 | 295.33 | 25 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Animal-free IL-23 p19 protein, human (His) | >95.0% | 2UG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-serine, O-acetyl-, hydrochloride | 66638-22-0 | MFCD00060169 | >97.0% | 183.59 g/mol | C5H10ClNO4 | 1 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Bachem Pyr-Trp-OH Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Z-Pyr-OH (Cbz-L-pyroglutamic acid) | 32159-21-0 | 99.9% | 263.25 | 50 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC H-Arg-NH2 (hydrochloride) | 14975-30-5 | 98.0% | 246.14 | 25 MG

Medchemexpress LLC DL-O-tyrosine | 2370-61-8 | MFCD00021725 | 98.2% | 181.19 g/mol | C9H11NO3 | 1 G

Medchemexpress LLC Fmoc-D-Phe(2-Cl)-OH | 205526-22-3 | 99.5% | 421.87 | 5 G

Medchemexpress LLC H-Leu-OEt.HCl | 2743-40-0 | ≥98.0% | 195.69 | 100 G

Medchemexpress LLC Fmoc-Phe(4-Cl)-OH | 175453-08-4 | 99.8% | 421.87 | 10 G

Medchemexpress LLC Fmoc-N-Me-Phe-OH | 77128-73-5 | MFCD00151938 | 99.8% | 401.46 | 1 ML

Medchemexpress LLC Fmoc-Glu(OAll)-OH | 133464-46-7 | 99.45% | 409.43 | 5 G

Medchemexpress LLC Z-D-Ser(TBu)-OH | 65806-90-8 | 295.33 | 25 G

Medchemexpress LLC Animal-free IL-23 p19 protein, human (His) | >95.0% | 2UG

Medchemexpress LLC L-serine, O-acetyl-, hydrochloride | 66638-22-0 | MFCD00060169 | >97.0% | 183.59 g/mol | C5H10ClNO4 | 1 G

Bachem Pyr-Trp-OH

Medchemexpress LLC Z-Pyr-OH (Cbz-L-pyroglutamic acid) | 32159-21-0 | 99.9% | 263.25 | 50 G