Phenylcarbamic acid esters
Medchemexpress LLC SOD1 Human N-His 1mg
Recombinant human Cu/Zn superoxide dismutase (SOD1) supplied as a lyophilized, active enzyme with an N-terminal 6xHis tag. The protein is expressed in E. coli, provided as a sterile powder, and formulated for stability in biochemical and enzymatic assays.
- Lyophilized sterile powder formulation for long-term storage.
- Formulated with trehalose, mannitol, and Tween 80 for enhanced stability.
- Purity greater than 95% as determined by reducing SDS-PAGE.
- Specific activity approximately 148.432 units/mg in a xanthine oxidase coupled assay.
- Endotoxin content below 1 EU/μg, suitable for biochemical assays.
- Stable frozen at -20°C; reconstituted material stable at 4°C for one week or longer if aliquoted and frozen.
Medchemexpress LLC SULT1A3 Human N-Hi 5ug
Recombinant human SULT1A3 is a PAPS-dependent sulfotransferase expressed in E. coli and supplied as an N-terminal His-tagged, lyophilized protein. The 295-amino-acid protein (~35 kDa) is >95% pure and has measured activity in 1-naphthol sulfation assays, making it suitable for biochemical characterization and enzymatic studies.
- Expressed in E. coli with N-terminal His tag.
- 295 amino acids, approximately 35 kDa.
- Purity greater than 95% by reducing SDS-PAGE.
- Lyophilized formulation with PBS, trehalose, mannitol, and Tween 80.
- Specific activity reported for PAPS-dependent sulfation assays.
- Stable at -20°C or -80°C for extended storage; aliquot after reconstitution.
- Supplied as a 5 μg unit suitable for small-scale assays.
- Applicable to enzymatic assays, inhibitor screening, and antibody development.
Medchemexpress LLC N-Boc-4-piperidinemethanol | 123855-51-6 | 99.9% | 215.29 | 500 G
N-Boc-4-piperidinemethanol (HY-21629) is a chemical compound from MedChemExpress. This product has been tested to comply with given specifications and is intended for research use only.
- High purity (99.9% by GC)
- Consistent with structure (1H NMR spectrum)
- Available as a white to yellow solid
- Suitable for laboratory research applications
Medchemexpress LLC (±)-N′-Nitrosonornicotine-2,4,5,6-d4 | 66148-19-4 | MFCD01074209 | 99.1% | 181.23 | C9H7D4N3O | 1 MG
Deuterium-labeled N′-nitrosonornicotine (d4) is a stable-isotope reference standard intended for use as an internal standard in analytical and toxicology research. Supplied as a high-purity analytical reagent, it supports method development, calibration, and metabolite identification for GC-MS and LC-MS workflows.
- Deuterium-labeled stable isotope internal standard.
- High purity suitable for analytical use (≈99.1%).
- Molecular weight 181.23 and formula C9H7D4N3O.
- Optimized for GC-MS and LC-MS quantification.
- Available in small research pack sizes, such as 1 mg.
Medchemexpress LLC (4S)-1-Boc-4-fluoro-D-proline | 681128-50-7 | MFCD08706411 | 97.0% | 233.24 | C10H16FNO4 | 1 G
(4S)-1-Boc-4-fluoro-D-proline is a Boc-protected, fluorinated D-proline derivative used as a building block in organic synthesis and peptide chemistry. It serves as an intermediate for preparing peptidomimetics and other fluorinated analogs where stereochemistry and fluorine incorporation are important.
- Boc-protected fluorinated D-proline for synthetic versatility.
- High reported purity suitable for research applications.
- Defined stereochemistry (4S) for stereospecific synthesis.
- Useful in peptide and peptidomimetic construction.
- Available in small-scale sizes appropriate for lab use.
Medchemexpress LLC Bromo-PEG2-C2-Boc | 1381861-91-1 | 97.0% | C11H21BrO4 | 50 G
Bromo-PEG2-C2-Boc is a PEG-based PROTAC linker, catalog number HY-141365, designed for the synthesis of PROTACs. PROTACs utilize the intracellular ubiquitin-proteasome system to selectively degrade target proteins by connecting an E3 ubiquitin ligase ligand and a target protein ligand via a linker like this product. It is intended for research use only.
- Purity: 97.0%
- Molecular weight: 297.19
- Appearance: Liquid
- Color: Colorless to light yellow
- Solubility: Soluble in DMSO (100 mg/mL)
Medchemexpress LLC Bromo-PEG1-CH2-Boc | 157759-50-7 | >98% | C8H15BrO3 | 10 G
Bromo-PEG1-CH2-Boc is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs.
- Contains two different ligands connected by a linker
- One ligand for an E3 ubiquitin ligase and the other for the target protein
- Exploits the intracellular ubiquitin-proteasome system
- Selectively degrades target proteins
Medchemexpress LLC Propanoic acid, 3-[2-(2-bromoethoxy)ethoxy]-, 1,1-dimethylethyl ester | 1381861-91-1 | 97.0% | C11H21BrO4 | 1 G
Bromo-PEG2-C2-Boc is a PEG-based PROTAC linker designed for the synthesis of PROTACs. PROTACs are compounds that exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins, featuring two different ligands connected by a linker.
- PEG-based PROTAC linker
- Used in the synthesis of PROTACs
- Exploits the intracellular ubiquitin-proteasome system
- Selectively degrades target proteins
- Colorless to light yellow liquid appearance
- Purity of 97.0%
Medchemexpress LLC Psme3 protein, human (N-His) | 96.0% | 100 UG
Recombinant human PSME3 (proteasome activator subunit 3) is supplied as an N-terminal His-tagged protein expressed in E. coli and provided as a lyophilized powder intended for research use. The construct corresponds to amino acids M1-Y254 (UniProt P61289) with an approximate molecular weight of 33 kDa.
- Recombinant human protein corresponding to amino acids M1-Y254.
- N-terminal 6xHis affinity tag for purification or detection.
- Expressed in E. coli and lyophilized from PBS (pH 7.4) with 8% trehalose.
- Purity 96.0% by reducing SDS-PAGE.
- Endotoxin <1 EU/μg as determined by LAL.
- Reported specific activity 897.05 pmol/min/μg (suc-LLVY-AMC assay).
- Store at -20°C; after reconstitution stable at 4°C for 1 week or longer at -20°C with carrier.
- For research use only.
eMolecules 98-80-6 | Phenylboronic acid | Oakwood Chemical | MFCD00002103 | 121.930 | C6H7BO2 | 97.000 | OB(O)c1ccccc1 | 1g | 537678360
Phenylboronic acid | Oakwood Chemical | 98-80-6 | MFCD00002103 | 121.930 | C6H7BO2 | 97.000 | OB(O)c1ccccc1 | 1g | 537678360
Medchemexpress LLC Benzyl N6-(t-Boc)-L-lysinate | 133170-57-7 | MFCD11045868 | 97.5% | 372.89 | C18H29ClN2O4 | 10 G
Benzyl N6-(t-Boc)-L-lysinate is a Boc-protected benzyl derivative of L-lysine used as a reagent and building block in peptide synthesis and organic chemistry research. It is supplied for laboratory research use only; handle according to standard safety procedures.
- Boc-protected lysine derivative.
- Cas 133170-57-7.
- Molecular formula C18H29ClN2O4.
- Molecular weight 372.89.
- Purity approximately 97.5% (LCMS).
- Storage: store dry at room temperature; in solvent store -80°C (2 years) or -20°C (1 year).
Medchemexpress LLC N-(Boc-PEG1)-N-bis(PEG2-propargyl) | 2100306-63-4 | 456.57 | 250 MG
N-(Boc-PEG1)-N-bis(PEG2-propargyl) is a PEG-based PROTAC linker utilized in the synthesis of PROTACs. It also functions as a click chemistry reagent, featuring an alkyne group that can participate in copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing azide groups.
- PEG-based PROTAC linker
- Used in the synthesis of PROTACs
- Click chemistry reagent
- Contains an alkyne group
- Undergoes copper-catalyzed azide-alkyne cycloaddition (CuAAc)
eMolecules 843666-27-3 | Boc-C14-COOH | Ambeed | MFCD23136039 | 342.520 | C20H38O4 | 98.000 | CC(C)(C)OC(=O)CCCCCCCCCCCCCCC(O)=O | 250mg | 490529863
Boc-C14-COOH | Ambeed | 843666-27-3 | MFCD23136039 | 342.520 | C20H38O4 | 98.000 | CC(C)(C)OC(=O)CCCCCCCCCCCCCCC(O)=O | 250mg | 490529863
Medchemexpress LLC Benzyl-peg4-boc | 2484091-04-3 | 368.46 | 50 MG
Benzyl-PEG4-Boc is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs. PROTACs contain two different ligands connected by a linker; one is a ligand for an E3 ubiquitin ligase and the other is for the target protein. PROTACs exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins.
- PROTAC linker
- Can be used in the synthesis of PROTACs
- Exploits the intracellular ubiquitin-proteasome system
- Selectively degrades target proteins