Phenylcarbamic acid esters
Medchemexpress LLC N-desmethyl clomipramine-d3 (hydrochloride) | 1189971-04-7 | MFCD28899247 | 99.8% | 340.31 | C18H19D3Cl2N2 | 500UG
N-desmethyl clomipramine-d3 hydrochloride is a deuterium-labeled analytical standard intended for use as an internal standard in quantitative mass spectrometry and isotope-dilution assays. It is supplied as the hydrochloride salt and is intended for analytical and research applications requiring isotopically labeled reference material.
- Deuterium-labeled internal standard for isotope-dilution mass spectrometry.
- Hydrochloride salt form for improved stability and handling.
- Purity 99.8% as reported on the product specification.
- Molecular weight 340.31 g/mol.
- Chemical formula C18H19D3Cl2N2.
- Available in low microgram to milligram pack sizes, including 500 μg.
Medchemexpress LLC SOD1 Human N-His 500ug
Recombinant human superoxide dismutase 1 (SOD1) with an N-terminal 6xHis tag, supplied as a lyophilized powder produced in E. coli. The material is ≥97% pure (≈20 kDa), has low endotoxin (<1 EU/μg), and a measured specific activity of 148.432 U/mg. Lyophilized from PBS with trehalose and mannitol; store frozen and reconstitute according to guidance (do not reconstitute below 100 μg/mL).
- High purity (~97%) suitable for biochemical and enzymatic assays.
- N-terminal 6xHis tag for facile purification or detection.
- Low endotoxin (<1 EU/μg) for sensitive biological applications.
- Verified enzymatic activity (148.432 U/mg) for functional studies.
- Lyophilized formulation with stabilizers for improved shelf life.
- Expressed in E. coli to provide consistent recombinant supply.
- Reconstitution guidance: avoid concentrations below 100 μg/mL in ddH2O.
Medchemexpress LLC SOD1 Human N-His 50ug
Recombinant human superoxide dismutase 1 (SOD1) with an N-terminal 6xHis affinity tag, expressed in Escherichia coli and supplied lyophilized for research use. Suitable for biochemical assays, structural studies, and antibody/antigen applications. High purity and stabilizing excipients facilitate handling and storage.
- Expressed in Escherichia coli.
- N-terminal 6xHis affinity tag for purification.
- Greater than 95% purity by reducing SDS-PAGE.
- Lyophilized with trehalose and mannitol to enhance stability.
- Store at -20°C; after reconstitution stable at 4°C for 1 week or -20°C long term.
- UniProt accession P00441 and Gene ID 6647 provided.
Sigma Aldrich Fine Chemicals Biosciences t Boc N amdo dPEGR24 amd100MG
t Boc N amdo dPEGR24 amd100MG
