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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6,661 – 6,675 of 35,781 results

6,661

American Radiolabeled Chemicals Inc MDL 100907 ME-3H 50UC

MDL 100907-methyl-3H 50uCi in ethanol, 1 mCi/ml, 70-87 Ci/mmol, M.W. 373.47, Shipped in Dry Ice, Exclusive

Pricing & Availability

6,662

eMolecules 32595-59-8 | DL-b-(2-Thienyl)-serine | Chem-Impex | MFCD00067304 | 187.210 | C7H9NO3S | 98.000 | NC(C(O)c1cccs1)C(O)=O | 1g | 386893481

DL-b-(2-Thienyl)-serine | Chem-Impex | 32595-59-8 | MFCD00067304 | 187.210 | C7H9NO3S | 98.000 | NC(C(O)c1cccs1)C(O)=O | 1g | 386893481

Pricing & Availability

6,663

eMolecules 71989-14-5 | Fmoc-L-Asp(OtBu)-OH | AA Blocks LLC | MFCD00037131 | 411.454 | C23H25NO6 | 0.000 | CC(C)(C)OC(=O)C[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 10g | 425799428

Fmoc-L-Asp(OtBu)-OH | AA Blocks LLC | 71989-14-5 | MFCD00037131 | 411.454 | C23H25NO6 | 0.000 | CC(C)(C)OC(=O)C[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 10g | 425799428

Pricing & Availability

6,664

eMolecules 5815-08-7 | Bredereck?s reagent | Oakwood Chemicals | MFCD00042858 | 174.288 | C9H22N2O | 90.000 | CN(C)C(OC(C)(C)C)N(C)C | 100g | 480134728

Bredereck?s reagent | Oakwood Chemicals | 5815-08-7 | MFCD00042858 | 174.288 | C9H22N2O | 90.000 | CN(C)C(OC(C)(C)C)N(C)C | 100g | 480134728

Pricing & Availability

6,665

STA Pharmaceutical Fmoc-D-Ser-OMe | 25 g | CAS 874817-14-8 | InChIKey QQQVLIVWQMWACQ-QGZVFWFLSA-N

Fmoc-D-Ser-OMe is a Amino Acid reagent (Subcategory: Ser) sold by WuXi TIDES. Offered in 25 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 874817-14-8
- MDL: No data
- InChIKey: QQQVLIVWQMWACQ-QGZVFWFLSA-N
- Molecular Weight: 341.363
- Molecular Formula: C19H19NO5
- 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: methyl (((9H-fluoren-9-yl)methoxy)carbonyl)-D-serinate
- SMILES: O=C(OCC1C2=C(C3=C1C=CC=C3)C=CC=C2)N[C@H](CO)C(OC)=O

Pricing & Availability

6,666

eMolecules 81379-52-4 | Fmoc-His(Boc)-OH | ChemScene | MFCD00151928 | 477.517 | C26H27N3O6 | 95.000 | CC(C)(C)OC(=O)n1cnc(C[C@H](NC(=O)OCC2c3ccccc3-c3ccccc23)C(O)=O)c1 | 5g | 572183024

Fmoc-His(Boc)-OH | ChemScene | 81379-52-4 | MFCD00151928 | 477.517 | C26H27N3O6 | 95.000 | CC(C)(C)OC(=O)n1cnc(C[C@H](NC(=O)OCC2c3ccccc3-c3ccccc23)C(O)=O)c1 | 5g | 572183024

Pricing & Availability

6,667

eMolecules 71989-33-8 | FMOC-L-Ser(tBu)-OH | Apollo Scientific | MFCD00037127 | 383.444 | C22H25NO5 | 98.000 | CC(C)(C)OC[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 500g | 840120442

FMOC-L-Ser(tBu)-OH | Apollo Scientific | 71989-33-8 | MFCD00037127 | 383.444 | C22H25NO5 | 98.000 | CC(C)(C)OC[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 500g | 840120442

Pricing & Availability

6,668

STA Pharmaceutical Boc-L-Lys(Fmoc)-OMe | 25 g | CAS 133628-28-1 | MDL MFCD00236856

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

Specifications
- CAS: 133628-28-1
- MDL: MFCD00236856
- InChIKey: NUSZDVABASFMMF-QHCPKHFHSA-N
- Molecular Weight: 482.577
- Molecular Formula: C27H34N2O6
- 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: methyl N6-(((9H-fluoren-9-yl)methoxy)carbonyl)-N2-(tert-butoxycarbonyl)-L-lysinate
- SMILES: CC(OC(N[C@@H](CCCCNC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)C(OC)=O)=O)(C)C

Pricing & Availability

6,669

eMolecules 71989-18-9 | Fmoc-Glu(OtBu)-OH | AA Blocks LLC | MFCD00037135 | 425.481 | C24H27NO6 | 0.000 | CC(C)(C)OC(=O)CC[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 5g | 425799828

Fmoc-Glu(OtBu)-OH | AA Blocks LLC | 71989-18-9 | MFCD00037135 | 425.481 | C24H27NO6 | 0.000 | CC(C)(C)OC(=O)CC[C@H](NC(=O)OCC1c2ccccc2-c2ccccc12)C(O)=O | 5g | 425799828

Pricing & Availability

6,670

Medchemexpress LLC Poly(oxy-1,2-ethanediyl), α-(2-aminoethyl)-ω-(carboxymethoxy)- | 139729-28-5 | 1100 (Average) | 25 MG

NH2-PEG-COOH (Mn 1100) is a bifunctional cross-linker intended for research use only. It can be used to synthesize PEG hydrogels.

Bifunctional cross-linker
Used to synthesize PEG hydrogels
White to off-white solid appearance

Pricing & Availability

6,671

eMolecules 291311-48-3 | Fmoc-N-Me-Ser-OH | Combi-Blocks, Inc. | MFCD07366889 | 341.363 | C19H19NO5 | 97.000 | CN([C@@H](CO)C(O)=O)C(=O)OCC1c2ccccc2-c2ccccc12 | 25g | 882681748

Fmoc-N-Me-Ser-OH | Combi-Blocks, Inc. | 291311-48-3 | MFCD07366889 | 341.363 | C19H19NO5 | 97.000 | CN([C@@H](CO)C(O)=O)C(=O)OCC1c2ccccc2-c2ccccc12 | 25g | 882681748

Pricing & Availability

6,672

Medchemexpress LLC N-benzoyl-L-leucine | 1466-83-7 | MFCD00190766 | 99.6% | 235.28 g·mol⁻¹ | C13H17NO3 | 5 G

N-benzoyl-L-leucine is an N-benzoylated derivative of the amino acid L-leucine used as a research reagent and reference standard in biochemical and pharmacological studies. It is supplied as a white to off-white solid, with molecular formula C13H17NO3 and molecular weight 235.28 g·mol⁻¹. Typical solubility in dimethyl sulfoxide (DMSO) is high, facilitating solution preparation for assays.

White to off-white solid, stable powder
Molecular formula C13H17NO3; molecular weight 235.28 g·mol⁻¹
Purity reported at approximately 99.6%
Soluble in DMSO (250 mg/mL) with ultrasonic assistance
Storage conditions support multiyear stability for the powder
Available in research quantities such as 5 G

Pricing & Availability

6,673

Medchemexpress LLC 5'-O-(L-leucylsulfamoyl)adenosine | 288591-93-5 | MFCD31619266 | 97.0% | 459.5 g/mol | C16H25N7O7S | 5 MG

Leu-AMS is a leucine analogue small molecule that potently inhibits leucyl-tRNA synthetase (LRS). It exhibits low-nanomolar inhibitory activity and is used as a research reagent for biochemical, cellular, and antimicrobial studies.

Potent leucyl-tRNA synthetase inhibitor (IC50 ≈ 22.34 nM).
Leucine analogue useful for mechanistic studies of aminoacyl-tRNA synthetase function.
Demonstrated cytotoxicity in cancer and normal cell lines.
Reported antibacterial activity in growth inhibition assays.
Provided for research applications in biochemical and cellular experiments.

Pricing & Availability

6,674

STA Pharmaceutical Fmoc-N-Me-Leu-OH | 25 g | CAS 103478-62-2 | MDL MFCD00151933

Fmoc-N-Me-Leu-OH is a Amino Acid reagent (Subcategory: N-Me AA) sold by WuXi TIDES. Offered in 25 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 103478-62-2
- MDL: MFCD00151933
- InChIKey: BUJQSIPFDWLNDC-FQEVSTJZSA-N
- Molecular Weight: 367.445
- Molecular Formula: C22H25NO4
- 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-methyl-L-leucine
- SMILES: CC(C[C@H](N(C(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)C)C(O)=O)C

Pricing & Availability

6,675

STA Pharmaceutical Fmoc-(R)-2-(Aminomethyl)-4-methylpentanoic acid | 25 g | CAS 1018899-99-4 | MDL MFCD07372889

Fmoc-(R)-2-(Aminomethyl)-4-methylpentanoic acid is a Amino Acid reagent (Subcategory: Beta AA) sold by WuXi TIDES. Offered in 25 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 1018899-99-4
- MDL: MFCD07372889
- InChIKey: ONRQUNUKPSDFFF-OAHLLOKOSA-N
- Molecular Weight: 367.445
- Molecular Formula: C22H25NO4
- 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: (R)-2-(((((9H-fluoren-9-yl)methoxy)carbonyl)amino)methyl)-4-methylpentanoic acid
- SMILES: CC(C)C[C@H](CNC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)C(O)=O

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Amino Acids

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Medchemexpress LLC Poly(oxy-1,2-ethanediyl), α-(2-aminoethyl)-ω-(carboxymethoxy)- | 139729-28-5 | 1100 (Average) | 25 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC N-benzoyl-L-leucine | 1466-83-7 | MFCD00190766 | 99.6% | 235.28 g·mol⁻¹ | C13H17NO3 | 5 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC 5'-O-(L-leucylsulfamoyl)adenosine | 288591-93-5 | MFCD31619266 | 97.0% | 459.5 g/mol | C16H25N7O7S | 5 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Poly(oxy-1,2-ethanediyl), α-(2-aminoethyl)-ω-(carboxymethoxy)- | 139729-28-5 | 1100 (Average) | 25 MG

Medchemexpress LLC N-benzoyl-L-leucine | 1466-83-7 | MFCD00190766 | 99.6% | 235.28 g·mol⁻¹ | C13H17NO3 | 5 G

Medchemexpress LLC 5'-O-(L-leucylsulfamoyl)adenosine | 288591-93-5 | MFCD31619266 | 97.0% | 459.5 g/mol | C16H25N7O7S | 5 MG