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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6,151 – 6,165 of 36,055 results

6,151

Medchemexpress LLC HY-N0229 5g Medchemexpress, L-Alanine CAS:56-41-7 Purity:>98%

Medchemexpress, HY-N0229 5g L-Alanine CAS:56-41-7 L-Alanine is a non-essential amino acid, involved in sugar and acid metabolism, increases immunity, and provides energy for muscle tissue, brain, and central nervous system. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.

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6,152

Chemscene ChemScene | 4-(Methylamino)-2-(methylthio)pyrimidine-5-carbaldehyde | 250MG | CS-W000299 | 0.98 | 185040-32-8| MFCD04115117 | 183.24

ChemScene | 4-(Methylamino)-2-(methylthio)pyrimidine-5-carbaldehyde | 250MG | CS-W000299 | 0.98 | 185040-32-8| MFCD04115117 | 183.24

Pricing & Availability

6,153

Chemscene ChemScene | 1-(3-Bromo-5-fluorophenyl)cyclopropanecarboxylic acid | 250MG | CS-0433442 | 0.98 | 1314649-82-5| MFCD19692972 | 259.074

ChemScene | 1-(3-Bromo-5-fluorophenyl)cyclopropanecarboxylic acid | 250MG | CS-0433442 | 0.98 | 1314649-82-5| MFCD19692972 | 259.074

Pricing & Availability

6,154

Chem-Impex International, Inc. Z-O-tert-butyl-D-threonine dicyclohexylammonium salt | 201275-65-2 | MFCD00153345 | 5G

Z-O-tert-butyl-D-threonine dicyclohexylammonium salt, 201275-65-2, MFCD00153345, 5G

Pricing & Availability

6,155

Chem-Impex International, Inc. D-allo-Threonine | 24830-94-2 | MFCD00004526 | 5G

D-allo-Threonine, 24830-94-2, MFCD00004526, 5G

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6,156

Chem-Impex International, Inc. L-Threoninol | 3228-51-1 | MFCD00191173 | 1G

L-Threoninol, 3228-51-1, MFCD00191173, 1G

Pricing & Availability

6,157

Chem-Impex International, Inc. O-Methyl-L-threonine | 4144-02-9 | MFCD00037767 | 25G

O-Methyl-L-threonine, 4144-02-9, MFCD00037767, 25G

Pricing & Availability

6,158

STA PHARMACEUTICAL US LLC Fmoc-L-Thr[alpha-(Gal-beta(1-3)-GalNAc)]-OHperacetate;Core1-Thr;TF-Thr | 50 g | CAS 125760-33-0 | MDL MFCD00167470

Fmoc-L-Thr[alpha-(Gal-beta(1-3)-GalNAc)]-OHperacetate;Core1-Thr;TF-Thr is a Amino Acid reagent (Subcategory: Sugar AA) sold by WuXi TIDES. Offered in 50 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 125760-33-0
- MDL: MFCD00167470
- InChIKey: ZSSXZUSKVRRKAI-UFQULINBSA-N
- Molecular Weight: 958.92
- Molecular Formula: C45H54N2O21
- Purity: ≥95%
- Container Type: 250 mL HDPE
- Pack Size: 50 g
- Net Weight: 50 g
- Gross Weight: 89.8 g
- Commodity Code: 29329900
- Country Of Origin: China
- IUPAC: N-(((9H-fluoren-9-yl)methoxy)carbonyl)-O-((2S,3R,4R,5R,6R)-3-acetamido-5-acetoxy-6-(acetoxymethyl)-4-(((2R,3R,4S,5S,6R)-3,4,5-triacetoxy-6-(acetoxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)-L-threonine
- SMILES: CC(N[C@H]1[C@H](O[C@@H]([C@@H]([C@@H]1O[C@@H]2O[C@@H]([C@@H]([C@@H]([C@H]2OC(C)=O)OC(C)=O)OC(C)=O)COC(C)=O)OC(C)=O)COC(C)=O)O[C@@H]([C@@H](C(O)=O)NC(OCC3C4=CC=CC=C4C5=C3C=CC=C5)=O)C)=O

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6,159

STA PHARMACEUTICAL US LLC Fmoc-D-Thr-OH. | 1 g | CAS 157355-81-2 | MDL MFCD00153365

Fmoc-D-Thr-OH. is a Amino Acid reagent (Subcategory: Thr) sold by WuXi TIDES. Offered in 1 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 157355-81-2
- MDL: MFCD00153365
- InChIKey: OYULCCKKLJPNPU-APPDUMDISA-N
- Molecular Weight: 341.363
- Molecular Formula: C19H19NO5
- Purity: ≥95%
- Container Type: 15 mL HDPE
- Pack Size: 1 g
- Net Weight: 1 g
- Gross Weight: 7.8 g
- Commodity Code: 29242970
- Country Of Origin: China
- IUPAC: (((9H-fluoren-9-yl)methoxy)carbonyl)-D-threonine
- SMILES: C[C@@H]([C@H](C(O)=O)NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)O

Pricing & Availability

6,160

Medchemexpress LLC L-Threonine (Standard) | 72-19-5 | 119.12 | 50 MG

L-Threonine (Standard) is the analytical standard of L-Threonine. This product is intended for research and analytical applications. L-Threonine is a natural amino acid, which can be produced by microbial fermentation and is used in food, medicine, or feed. The compound is the grade of analytical standard, which is the reference standard supplied assay. It is commonly used in qualitative, quantitative and methodological research experiments in HPLC, GC and MS.

Analytical standard for L-Threonine
Intended for research and analytical applications
Natural amino acid
Can be produced by microbial fermentation
Used in food, medicine, or feed
Commonly used in qualitative, quantitative and methodological research experiments in HPLC, GC and MS

Pricing & Availability

6,161

Medchemexpress LLC L-Threonine-15N | 80681-09-0 | 120.11 | 5 MG

L-Threonine-15N is the 15N-labeled L-Threonine, a natural amino acid that can be produced by microbial fermentation. It is used in food, medicine, or feed. This compound is for research use only and not sold to patients. It can be utilized as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.

Can be used as a tracer
Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS

Pricing & Availability

6,162

STA PHARMACEUTICAL US LLC Fmoc-D-Thr-OtBu | 100 g | CAS 1416853-35-4 | InChIKey LMRQPSBMLDCJGN-VBKZILBWSA-N

Fmoc-D-Thr-OtBu is a Amino Acid reagent (Subcategory: Thr) sold by WuXi TIDES. Offered in 100 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 1416853-35-4
- MDL: No data
- InChIKey: LMRQPSBMLDCJGN-VBKZILBWSA-N
- Molecular Weight: 397.471
- Molecular Formula: C23H27NO5
- 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: tert-butyl (((9H-fluoren-9-yl)methoxy)carbonyl)-D-threoninate
- SMILES: C[C@@H]([C@H](C(OC(C)(C)C)=O)NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)O

Pricing & Availability

6,163

Medchemexpress LLC L-aspartic acid, 3-hydroxy-, (3S)- | 7298-99-9 | MFCD00673765 | 98.0% | 149.10 g·mol⁻¹ | C4H7NO5 | 1 MG

L-threo-3-Hydroxyaspartic acid is a small-molecule research reagent used to inhibit excitatory amino acid transporters (EAATs) in cellular assays. It has been characterized in HEK293 cell lines with reported inhibition constants, and is used in studies of glutamate transport and transporter pharmacology.

Potent EAAT inhibitor with Kᵢs of 11 μM (EAAT1), 19 μM (EAAT2), and 14 μM (EAAT3).
Suitable for transporter pharmacology and glutamate uptake studies.
Molecular formula C4H7NO5 and molecular weight 149.10 g·mol⁻¹.
CAS number 7298-99-9 for unambiguous chemical identification.
Available in small 1 mg quantities for research applications.
Reported purity approximately 98% (supplier listings).

Pricing & Availability

6,164

STA PHARMACEUTICAL US LLC Fmoc-L-Thr(beta-D-GlcNAc(Ac)3)-OH | 100 g | CAS 160168-40-1 | MDL MFCD08274532

Fmoc-L-Thr(beta-D-GlcNAc(Ac)3)-OH is a Amino Acid reagent (Subcategory: Sugar AA) sold by WuXi TIDES. Offered in 100 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 160168-40-1
- MDL: MFCD08274532
- InChIKey: OXLCJWGAUPPZQJ-WPYJLJGXSA-N
- Molecular Weight: 670.668
- Molecular Formula: C33H38N2O13
- Purity: ≥95%
- Container Type: 500 mL HDPE
- Pack Size: 100 g
- Net Weight: 100 g
- Gross Weight: 160.5 g
- Commodity Code: 29329900
- Country Of Origin: China
- IUPAC: N-(((9H-fluoren-9-yl)methoxy)carbonyl)-O-((2R,3R,4R,5S,6R)-3-acetamido-4,5-diacetoxy-6-(acetoxymethyl)tetrahydro-2H-pyran-2-yl)-L-threonine
- SMILES: C[C@H]([C@@H](C(O)=O)NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)O[C@H]4[C@@H]([C@H]([C@@H]([C@@H](COC(C)=O)O4)OC(C)=O)OC(C)=O)NC(C)=O

Pricing & Availability

6,165

STA PHARMACEUTICAL US LLC Boc-L-Thr(Fmoc-L-Val)-OH | 25 g | CAS 887707-95-1 | MDL MFCD11974993

Boc-L-Thr(Fmoc-L-Val)-OH is a Amino Acid reagent (Subcategory: Pseudo AA) sold by WuXi TIDES. Offered in 25 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 887707-95-1
- MDL: MFCD11974993
- InChIKey: KFMYXFZGGHKJMR-CQLNOVPUSA-N
- Molecular Weight: 540.613
- Molecular Formula: C29H36N2O8
- 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: O-((((9H-fluoren-9-yl)methoxy)carbonyl)-L-valyl)-N-(tert-butoxycarbonyl)-L-threonine
- SMILES: CC(C)[C@@H](C(O[C@H](C)[C@@H](C(O)=O)NC(OC(C)(C)C)=O)=O)NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O

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Amino Acids

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Medchemexpress LLC HY-N0229 5g Medchemexpress, L-Alanine CAS:56-41-7 Purity:>98% Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Chemscene ChemScene | 4-(Methylamino)-2-(methylthio)pyrimidine-5-carbaldehyde | 250MG | CS-W000299 | 0.98 | 185040-32-8| MFCD04115117 | 183.24 Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Chemscene ChemScene | 1-(3-Bromo-5-fluorophenyl)cyclopropanecarboxylic acid | 250MG | CS-0433442 | 0.98 | 1314649-82-5| MFCD19692972 | 259.074 Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-Threonine (Standard) | 72-19-5 | 119.12 | 50 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-Threonine-15N | 80681-09-0 | 120.11 | 5 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-aspartic acid, 3-hydroxy-, (3S)- | 7298-99-9 | MFCD00673765 | 98.0% | 149.10 g·mol⁻¹ | C4H7NO5 | 1 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More