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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5,926 – 5,940 of 36,055 results

5,926

Medchemexpress LLC D-Val-Phe-Lys-CMK (diTFA) | 97.4% | 653.01 | 10 MG

D-Val-Phe-Lys-CMK (diTFA) is a chloromethyl ketone derivative that functions as an inhibitor of plasmin activity. This chemical compound is primarily intended for research use in laboratory settings for the manufacture of substances and has not been fully validated for medical applications.

Inhibits plasmin activity
Molecular formula: C25H35ClF6N4O7
Appearance: white to off-white solid
Targets ser/thr protease
Stable under recommended storage conditions

Pricing & Availability

5,927

Chem-Impex International, Inc. D-Valinol | 4276-09-9 | MFCD00064297 | 100G

D-Valinol, 4276-09-9, MFCD00064297, 100G

Pricing & Availability

5,928

Chem-Impex International, Inc. Benzoyl-L-Valine | 5699-79-6 | MFCD00066064 | 5G

Benzoyl-L-Valine, 5699-79-6, MFCD00066064, 5G

Pricing & Availability

5,929

Medchemexpress LLC H-Val-Pro-Pro-OH | 58872-39-2 | MFCD08458654 | 99.9% | 311.38 | C15H25N3O4 | 5 MG

H-Val-Pro-Pro-OH is a milk-derived tripeptide that inhibits angiotensin I-converting enzyme (ACE) with a reported IC50 of approximately 9 μM. It has been reported to exhibit anti-hypertensive and anti-inflammatory effects, and to enhance GLUT4 expression and glucose uptake in adipocyte models. The compound is supplied as a white to off-white solid with high purity and recommended frozen storage for long-term stability.

Inhibits angiotensin I-converting enzyme (ACE) with IC50 ≈ 9 μM.
Reported anti-hypertensive and anti-inflammatory activity.
Enhances GLUT4 expression and restores glucose uptake in adipocytes.
High purity solid suitable for biochemical and cellular assays.
Soluble in DMSO (12.5 mg/mL) with sonication and warming to 60°C.
Stable under recommended frozen storage conditions for long-term use.

Pricing & Availability

5,930

Medchemexpress LLC O-Methyl-D-valine hydrochloride | 7146-15-8 | 98.0% | C6H14ClNO2 | 500 G

O-Methyl-D-valine hydrochloride is a valine derivative. It is for research use only. Amino acids and amino acid derivatives, including O-Methyl-D-valine hydrochloride, are commercially used as ergogenic supplements.

Influences anabolic hormone secretion
Provides fuel supply during exercise
Supports mental performance during stress-related tasks
Helps prevent exercise-induced muscle damage
Recognized as beneficial ergogenic dietary substances

Pricing & Availability

5,931

Medchemexpress LLC L-Valine, N-[(9H-fluoren-9-ylmethoxy)carbonyl]glycyl- | 86895-14-9 | 99.8% | 396.44 | 25 G

Fmoc-Gly-Val-OH (N-Fmoc-glycyl-L-valine) is a glycyl valine derivative that can be used for the synthesis of drugs or other compounds.

Used for the synthesis of drugs or other compounds.

Pricing & Availability

5,932

Medchemexpress LLC Fmoc-L-Val-OH-13C5,15N | 1217442-94-8 | 98% | 345.34 | 5 MG

Fmoc-L-Val-OH-13C5,15N is a 15N-labeled and 13C-labeled Fmoc-L-Val-OH, a valine derivative for research use. It is not sold to patients.

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

Pricing & Availability

5,933

STA PHARMACEUTICAL US LLC Fmoc-L-Cys(PhAcm)-OH | 50 g | CAS 159680-21-4 | MDL MFCD00797550

Fmoc-L-Cys(PhAcm)-OH is a Amino Acid reagent (Subcategory: Cys) sold by WuXi TIDES. Offered in 50 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 159680-21-4
- MDL: MFCD00797550
- InChIKey: UBFAZPXACZPNQB-DEOSSOPVSA-N
- Molecular Weight: 490.574
- Molecular Formula: C27H26N2O5S
- Purity: ≥95%
- Container Type: 250 mL HDPE
- Pack Size: 50 g
- Net Weight: 50 g
- Gross Weight: 89.8 g
- Commodity Code: 29309016
- Country Of Origin: China
- IUPAC: N-(((9H-fluoren-9-yl)methoxy)carbonyl)-S-((2-phenylacetamido)methyl)-L-cysteine
- SMILES: O=C([C@H](CSCNC(CC1=CC=CC=C1)=O)NC(OCC2C3=CC=CC=C3C4=CC=CC=C42)=O)O

Pricing & Availability

5,934

STA PHARMACEUTICAL US LLC Fmoc-L-Cys(Boc-methyl)-OH | 50 g | CAS 269730-62-3 | MDL MFCD02094571

Fmoc-L-Cys(Boc-methyl)-OH is a Amino Acid reagent (Subcategory: Cys) sold by WuXi TIDES. Offered in 50 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 269730-62-3
- MDL: MFCD02094571
- InChIKey: NLQIBSKINOPHNA-FQEVSTJZSA-N
- Molecular Weight: 457.541
- Molecular Formula: C24H27NO6S
- Purity: ≥95%
- Container Type: 250 mL HDPE
- Pack Size: 50 g
- Net Weight: 50 g
- Gross Weight: 89.8 g
- Commodity Code: 29309016
- Country Of Origin: China
- IUPAC: N-(((9H-fluoren-9-yl)methoxy)carbonyl)-S-(2-(tert-butoxy)-2-oxoethyl)-L-cysteine
- SMILES: CC(OC(CSC[C@@H](C(O)=O)NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)=O)(C)C

Pricing & Availability

5,935

STA PHARMACEUTICAL US LLC Fmoc-Cys(SO3Na)-ONa | 5 g | CAS 163558-30-3 | MDL MFCD28134200

Fmoc-Cys(SO3Na)-ONa is a Amino Acid reagent (Subcategory: Cys) sold by WuXi TIDES. Offered in 5 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 163558-30-3
- MDL: MFCD28134200
- InChIKey: BIPPKCSTYKCFHX-SQKCAUCHSA-L
- Molecular Weight: 421.439
- Molecular Formula: C18H15NO7S2(-2)
- Purity: ≥95%
- Container Type: 30 mL HDPE
- Pack Size: 5 g
- Net Weight: 5 g
- Gross Weight: 16.5 g
- Commodity Code: 29309016
- Country Of Origin: China
- IUPAC: Unable to generate value
- SMILES: O=S(SC[C@@H](C([O-])=O)N=C([O-])OCC1C2=CC=CC=C2C3=CC=CC=C31)(O)=O.[N/A+].[N/A+]

Pricing & Availability

5,936

STA PHARMACEUTICAL US LLC Fmoc-D-Selenocysteine(Trityl)-OH | 50 g | CAS 1639843-37-0 | MDL MFCD11041250

Fmoc-D-Selenocysteine(Trityl)-OH is a Amino Acid reagent (Subcategory: Cys) sold by WuXi TIDES. Offered in 50 g. Store at 4 °C. SDS available for reference.

Specifications
- CAS: 1639843-37-0
- MDL: MFCD11041250
- InChIKey: BNOGRCVLEKLKJK-UMSFTDKQSA-N
- Molecular Weight: 632.629
- Molecular Formula: C37H31NO4Se
- Purity: ≥95%
- Container Type: 250 mL HDPE
- Pack Size: 50 g
- Net Weight: 50 g
- Gross Weight: 89.8 g
- Commodity Code: 29319000
- Country Of Origin: China
- IUPAC: (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(tritylselanyl)propanoic acid
- SMILES: OC(=O)[C@H](C[Se]C(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1)NC(=O)OCC1C2=CC=CC=C2C2=CC=CC=C12

Pricing & Availability

5,937

STA PHARMACEUTICAL US LLC Fmoc-L-Cys(Ac)-OH | 1 g | CAS 1394257-12-5 | InChIKey LYPCTYMAIJWEDD-SFHVURJKSA-N

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

Specifications
- CAS: 1394257-12-5
- MDL: No data
- InChIKey: LYPCTYMAIJWEDD-SFHVURJKSA-N
- Molecular Weight: 385.434
- Molecular Formula: C20H19NO5S
- Purity: ≥95%
- Container Type: 15 mL HDPE
- Pack Size: 1 g
- Net Weight: 1 g
- Gross Weight: 7.8 g
- Commodity Code: 29309016
- Country Of Origin: China
- IUPAC: N-(((9H-fluoren-9-yl)methoxy)carbonyl)-S-acetyl-L-cysteine
- SMILES: OC([C@H](CSC(C)=O)NC(OCC1C2=C(C3=C1C=CC=C3)C=CC=C2)=O)=O

Pricing & Availability

5,938

Medchemexpress LLC Ac-Cys Bzl -OH 250mg

Ac-Cys(Bzl)-OH (N-Acetyl-S-benzyl-L-cysteine) is a toluene metabolite Ac-Cys(Bzl)-OH in urine samples is a good marker of occupational toluene exposure

Pricing & Availability

5,939

Sigma Aldrich Fine Chemicals Biosciences L-Cysteine hydrochloride anhydrous, >=99.0% (RT) | 52-89-1 | MFCD00064553 | 50G

Pricing & Availability

5,940

Sigma Aldrich Fine Chemicals Biosciences L-Cysteine hydrochloride | 52-89-1 | MFCD00064553 | 10g

L-Cysteine hydrochloride | Purity: 98% | MW: 157.62 | 52-89-1 | MFCD00064553 | 10g

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Amino Acids

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Medchemexpress LLC D-Val-Phe-Lys-CMK (diTFA) | 97.4% | 653.01 | 10 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC H-Val-Pro-Pro-OH | 58872-39-2 | MFCD08458654 | 99.9% | 311.38 | C15H25N3O4 | 5 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC O-Methyl-D-valine hydrochloride | 7146-15-8 | 98.0% | C6H14ClNO2 | 500 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC L-Valine, N-[(9H-fluoren-9-ylmethoxy)carbonyl]glycyl- | 86895-14-9 | 99.8% | 396.44 | 25 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Fmoc-L-Val-OH-13C5,15N | 1217442-94-8 | 98% | 345.34 | 5 MG Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Medchemexpress LLC Ac-Cys Bzl -OH 250mg Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More