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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5,176 – 5,190 of 35,791 results

5,176

STA Pharmaceutical Fmoc-L-Ile-L-Pro-OH | 5 g | CAS 109425-47-0 | MDL MFCD00237659

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

Specifications
- CAS: 109425-47-0
- MDL: MFCD00237659
- InChIKey: MLWNAAGBZTXNOG-GMWOSMDTSA-N
- Molecular Weight: 450.535
- Molecular Formula: C26H30N2O5
- Purity: ≥95%
- Container Type: 30 mL HDPE
- Pack Size: 5 g
- Net Weight: 5 g
- Gross Weight: 16.5 g
- Commodity Code: 29339980
- Country Of Origin: China
- IUPAC: (((9H-fluoren-9-yl)methoxy)carbonyl)-L-isoleucyl-L-proline
- SMILES: CC[C@@H]([C@H](NC(OCC1C2=C(C3=C1C=CC=C3)C=CC=C2)=O)C(N4CCC[C@H]4C(O)=O)=O)C

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5,177

Medchemexpress LLC L-Isoleucine-15N | 59935-30-7 | 132.17 | 5 MG

L-Isoleucine-15N is the 15N-labeled L-Isoleucine, which is a nonpolar hydrophobic and essential amino acid. It can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS. Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules for use as tracers during drug development.

Used as a tracer for various analyses.
Functions as an internal standard for quantitative analysis.
Applicable in NMR, GC-MS, or LC-MS techniques.
Stable heavy isotope-labeled compound.
Essential amino acid.

Pricing & Availability

5,178

Medchemexpress LLC Isoleucine methyl ester hydrochloride | 18598-74-8 | MFCD00038911 | >98.0% | 181.66 | C7H16ClNO2 | 100 G

Isoleucine methyl ester hydrochloride is the hydrochloride salt of the methyl ester of isoleucine, provided as a research-grade amino acid derivative and peptide synthesis building block. It is used as an intermediate in peptide assembly and organic synthesis, and is suitable for laboratory and synthetic applications.

High purity (≥98.0%).
White to off-white solid, easy to handle.
Suitable as a building block for peptide synthesis.
Stable when stored sealed at 4°C; in solution, store at -80°C for long-term preservation.
Well characterized with CAS 18598-74-8 and established identifiers for traceability.

Pricing & Availability

5,179

Medchemexpress LLC Z-Ile-Leu-aldehyde | 161710-10-7 | MFCD04974201 | 97.3% | 362.46 g/mol | C20H30N2O4 | 10MG

Z-Ile-Leu-aldehyde (Z-IL-CHO) is a peptide aldehyde that competitively inhibits γ-secretase and Notch signaling. It is used in cell-based and animal studies to probe Notch-dependent pathways, induce apoptosis in Notch-active myeloma cells, and reduce osteolytic lesions in preclinical models. The compound is supplied as a white to off-white solid with high purity and is soluble in DMSO for assay preparation.

Pricing & Availability

5,180

eMolecules 251316-98-0 | FMOC-L-ALLO-ISOLEUCINE | AstaTech | MFCD01631976 | 353.418 | C21H23NO4 | 97.000 | CC[C@@H](C)[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 0.25g | 451913461

FMOC-L-ALLO-ISOLEUCINE | AstaTech | 251316-98-0 | MFCD01631976 | 353.418 | C21H23NO4 | 97.000 | CC[C@@H](C)[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 0.25g | 451913461

Pricing & Availability

5,181

Medchemexpress LLC L-Isoleucine-d10 | 35045-71-7 | 141.23 | 5 MG

L-Isoleucine-d10 is the deuterium labeled L-Isoleucine. L-isoleucine is a nonpolar hydrophobic amino acid and an essential amino acid. It can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.

Purity: 99.89%
Appearance: Solid
Color: White to off-white
Solubility: H2O : 8.33 mg/mL (58.98 mM; Need ultrasonic)
Shipping: Room temperature in continental US; may vary elsewhere
Storage: 4°C, sealed storage, away from moisture and light. In solvent: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light).

Pricing & Availability

5,182

Medchemexpress LLC Frovatriptan succinate hydrate | 158930-17-7 | MFCD18251278 | 99.9% | 379.41 g/mol | C18H25N3O6 | 10 MG

Frovatriptan succinate hydrate is the succinate salt hydrate form of frovatriptan, a selective 5-HT1B/1D receptor agonist used in pharmacological and preclinical research. Supplied in small packaged quantities for laboratory use, it is intended for receptor binding and migraine pharmacology studies.

High purity, suitable for research applications.
White to off-white solid form, easy to handle.
CAS number 158930-17-7 for unambiguous identification.
Molecular weight 379.41 g/mol.
Store sealed at -20°C and protect from moisture.

Pricing & Availability

5,183

STA Pharmaceutical Fmoc-L-alpha-Me-Ile-OH | 10 g | CAS 2124196-75-2 | InChIKey TZBPFKBKTDHMEU-FPTDNZKUSA-N

Fmoc-L-alpha-Me-Ile-OH is a Amino Acid reagent (Subcategory: Alpha-alkylated) sold by WuXi TIDES. Offered in 10 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 2124196-75-2
- MDL: No data
- InChIKey: TZBPFKBKTDHMEU-FPTDNZKUSA-N
- Molecular Weight: 367.445
- Molecular Formula: C22H25NO4
- 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: (2S,3S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2,3-dimethylpentanoic acid
- SMILES: CC[C@@H]([C@](NC(OCC1C2=C(C3=C1C=CC=C3)C=CC=C2)=O)(C(O)=O)C)C

Pricing & Availability

5,184

Medchemexpress LLC D-Alloisoleucine | 1509-35-9 | 98.0% | C6H13NO2 | 25 G

D-Alloisoleucine is an isoleucine derivative intended for research use. Amino acids and their derivatives are often used as ergogenic supplements, influencing hormone secretion and supporting physical performance.

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

Pricing & Availability

5,185

Medchemexpress LLC Prucalopride succinate | 179474-85-2 | 99.9% | 100 MG

Prucalopride succinate is an orally active, selective, and specific 5-HT4 receptor agonist with high affinity for human 5-HT4a/4b receptors. It improves intestinal motility by promoting regeneration of the intestinal nervous system in rats and shows anticancer activity by blocking the PI3K/AKT/mTor signaling pathway. This compound is suitable for research on chronic constipation, pseudo-intestinal obstruction, and cancer.

Orally active, selective, and specific 5-HT4 receptor agonist.
High affinity for human 5-HT4a/4b receptors (pKi values of 8.6 and 8.1, respectively).
Improves intestinal motility by promoting regeneration of the intestinal nervous system in rats.
Shows anticancer activity by blocking the PI3K/AKT/mTor signaling pathway.
Can be used in studies of chronic constipation, pseudo-intestinal obstruction, and cancer.
Available in solid form, white to off-white in color.
Purity of 99.9%.

Pricing & Availability

5,186

eMolecules 18598-74-8 | H-lle-OMe.HCl L-Isoleucine methyl ester HCl | Oakwood Chemical181.660 | C7H16ClNO2 | 99.000 | Cl.CC[C@H](C)[C@H](N)C(=O)OC | 1g | 537724396

H-lle-OMe.HCl L-Isoleucine methyl ester HCl | Oakwood Chemical | 18598-74-8181.660 | C7H16ClNO2 | 99.000 | Cl.CC[C@H](C)[C@H](N)C(=O)OC | 1g | 537724396

Pricing & Availability

5,187

Cayman Chemical N-acetyl-L-Isoleucine, Purity: ≥95%, CAS: 3077-46-1, 500 g

An acetylated form of L-isoleucine; urine levels are increased in patients with MSUD

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5,188

STA Pharmaceutical Fmoc-N-Ethyl-L-Ile-OH | 100 g | CAS 1243654-95-6 | InChIKey RTGZLUUCKVRGLQ-BTYIYWSLSA-N

Fmoc-N-Ethyl-L-Ile-OH is a Amino Acid reagent (Subcategory: Alpha-alkylated) sold by WuXi TIDES. Offered in 100 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 1243654-95-6
- MDL: No data
- InChIKey: RTGZLUUCKVRGLQ-BTYIYWSLSA-N
- Molecular Weight: 381.472
- Molecular Formula: C23H27NO4
- Purity: ≥95%
- Container Type: 500 mL HDPE
- Pack Size: 100 g
- Net Weight: 100 g
- Gross Weight: 160.5 g
- Commodity Code: 29242970
- Country Of Origin: China
- IUPAC: N-(((9H-fluoren-9-yl)methoxy)carbonyl)-N-ethyl-L-isoleucine
- SMILES: CC[C@@H]([C@H](N(C(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)CC)C(O)=O)C

Pricing & Availability

5,189

STA Pharmaceutical Fmoc-N-Ethyl-L-Ile-OH | 25 g | CAS 1243654-95-6 | InChIKey RTGZLUUCKVRGLQ-BTYIYWSLSA-N

Fmoc-N-Ethyl-L-Ile-OH is a Amino Acid reagent (Subcategory: Alpha-alkylated) sold by WuXi TIDES. Offered in 25 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 1243654-95-6
- MDL: No data
- InChIKey: RTGZLUUCKVRGLQ-BTYIYWSLSA-N
- Molecular Weight: 381.472
- Molecular Formula: C23H27NO4
- Purity: ≥95%
- Container Type: 125 mL HDPE
- Pack Size: 25 g
- Net Weight: 25 g
- Gross Weight: 54.3 g
- Commodity Code: 29242970
- Country Of Origin: China
- IUPAC: N-(((9H-fluoren-9-yl)methoxy)carbonyl)-N-ethyl-L-isoleucine
- SMILES: CC[C@@H]([C@H](N(C(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)CC)C(O)=O)C

Pricing & Availability

5,190

STA Pharmaceutical Fmoc-L-Ile-L-SerPsi(Me,Me)Pro-OH | 10 g | CAS 1147996-34-6 | MDL MFCD11974984

Fmoc-L-Ile-L-SerPsi(Me,Me)Pro-OH is a Amino Acid reagent (Subcategory: Pseudo AA) sold by WuXi TIDES. Offered in 10 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 1147996-34-6
- MDL: MFCD11974984
- InChIKey: KTHJSWOIIDYVSO-GMWOSMDTSA-N
- Molecular Weight: 480.561
- Molecular Formula: C27H32N2O6
- Purity: ≥95%
- Container Type: 60 mL HDPE
- Pack Size: 10 g
- Net Weight: 10 g
- Gross Weight: 25 g
- Commodity Code: 29349990
- Country Of Origin: China
- IUPAC: (S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)-L-isoleucyl)-2,2-dimethyloxazolidine-4-carboxylic acid
- SMILES: CC[C@H](C)[C@@H](C(N1[C@@H](COC1(C)C)C(O)=O)=O)NC(OCC2C3=CC=CC=C3C4=CC=CC=C42)=O

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Amino Acids

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Medchemexpress LLC L-Isoleucine-15N | 59935-30-7 | 132.17 | 5 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Isoleucine methyl ester hydrochloride | 18598-74-8 | MFCD00038911 | >98.0% | 181.66 | C7H16ClNO2 | 100 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Z-Ile-Leu-aldehyde | 161710-10-7 | MFCD04974201 | 97.3% | 362.46 g/mol | C20H30N2O4 | 10MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-Isoleucine-d10 | 35045-71-7 | 141.23 | 5 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Frovatriptan succinate hydrate | 158930-17-7 | MFCD18251278 | 99.9% | 379.41 g/mol | C18H25N3O6 | 10 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC D-Alloisoleucine | 1509-35-9 | 98.0% | C6H13NO2 | 25 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Prucalopride succinate | 179474-85-2 | 99.9% | 100 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More