Pyrazoles
Medchemexpress LLC 1-methyl-1H-pyrazole-4-boronic acid pinacol ester-d3 | 1022151-50-3 | ≥98.0% | 211.08 | C10H14D3BN2O2 | 250 MG
Deuterium-labeled boronic ester reagent used as a synthetic building block and analytical standard for research applications. Supplied as a high-purity solid suitable for incorporation in organic synthesis and isotopic labeling studies, and available in small laboratory-scale packages.
- Deuterium-labeled for isotopic tracing and mass spectrometry studies.
- High purity: ≥98.0%.
- Suitable as a boronic ester building block in cross-coupling and synthesis.
- Offered in small laboratory-scale packages (e.g., 250 mg).
eMolecules 35344-95-7 | Pyrazole-4-carboxaldehyde | Combi-Blocks | MFCD02179514 | 96.089 | C4H4N2O | 97.000 | O=Cc1cn[nH]c1 | 10g | 267161778
Pyrazole-4-carboxaldehyde | Combi-Blocks | 35344-95-7 | MFCD02179514 | 96.089 | C4H4N2O | 97.000 | O=Cc1cn[nH]c1 | 10g | 267161778
Medchemexpress LLC STK11 Human His-SU 10ug
Recombinant human STK11 (LKB1) is a serine/threonine kinase that regulates AMPK family members and modulates cellular metabolism, apoptosis, and DNA damage responses. Supplied lyophilized and expressed in E. coli with N-terminal SUMO and 6xHis tags, it is intended for biochemical characterization, antibody validation, and functional studies.
- Recombinant human kinase for biochemical assays.
- Expressed in E. coli for high yield production.
- N-terminal SUMO and 6xHis tags for purification and detection.
- Approximate molecular weight 60-72 kDa.
- Supplied lyophilized with stabilizing trehalose formulation.
- Purity greater than 90% as determined by reducing SDS-PAGE.
- Stable long-term at -20°C; aliquot and freeze for extended storage.
Medchemexpress LLC STK11 Human His-SU 50ug
STK11 Protein, Human (His-SUMO) is a recombinant human serine/threonine kinase (LKB1) expressed in E. coli and supplied lyophilized for research applications. The protein includes N-terminal SUMO and 6xHis tags to facilitate purification and detection, covers residues M1-C430, and is purified to greater than 90% as determined by reducing SDS-PAGE. It is provided in a stabilizing formulation and should be stored frozen for long-term stability.
- Recombinant human serine/threonine kinase covering residues M1-C430.
- N-terminal SUMO and 6xHis tags for purification and detection.
- Expressed in E. coli and purified to greater than 90% purity by reducing SDS-PAGE.
- Supplied lyophilized in a stabilizing buffer for storage and transport.
- Stable when stored at -20°C to -80°C; reconstituted material is stable short term at 4°C.
- Intended for research use only; not for human or diagnostic use.
Chem-Impex International, Inc. 1-Methylindazole-6-boronic acid | MFCD09870053 | 1G
1-Methylindazole-6-boronic acid, MFCD09870053, 1G
Chem-Impex International, Inc. 1H-Indazole-4-carbaldehyde | 669050-70-8 | MFCD06738279 | 1G
1H-Indazole-4-carbaldehyde, 669050-70-8, MFCD06738279, 1G
Medchemexpress LLC 1H-pyrazole, 1-(methyl-d3)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- | 1022151-50-3 | ≥98.0% | 211.08 g/mol | C10H14D3BN2O2 | 100 MG
1-Methyl-1H-pyrazole-4-boronic acid pinacol ester-d3 is a deuterium-labeled boronic ester supplied as a high-purity research reagent for use as an isotope-labeled building block, tracer, and analytical standard in synthetic and analytical chemistry. It is intended for method development, quantitative analysis, and incorporation into cross-coupling workflows.
- Deuterium-labeled (d3) boronic ester suitable as tracer and internal standard.
- Purity ≥98.0%.
- Molecular formula C10H14D3BN2O2; molecular weight 211.08 g/mol.
- Available in small-scale packages such as 100 mg.
- Supplied with COA and SDS for batch-specific documentation.
- Functional pinacol boronate enables Suzuki-Miyaura cross-coupling.
- Suitable as internal standard for NMR, GC-MS, and LC-MS method development.
Medchemexpress LLC RuvC E.coli His-SU 10ug
Recombinant RuvC protein is an E. coli-expressed endonuclease that resolves Holliday junctions during homologous recombination and DNA repair. Supplied lyophilized with N-terminal SUMO and 6xHis affinity tags, it is formulated for biochemical and structural studies, with low endotoxin and high purity to support enzymatic assays.
- E. coli expression for bacterial protein folding.
- N-terminal SUMO and 6xHis tags for streamlined purification.
- Greater than 90% purity as determined by reducing SDS-PAGE.
- Lyophilized formulation with trehalose for enhanced stability.
- Endotoxin <1 EU/μg to support sensitive assays.
- Recommended aliquoting and storage at -20°C or -80°C to preserve activity.
eMolecules 763120-58-7 | 1H-PYRAZOLE-4-BORONIC ACID | AstaTech | MFCD07368251 | 111.900 | C3H5BN2O2 | 95.000 | OB(O)c1cn[nH]c1 | 5g | 213339679
1H-PYRAZOLE-4-BORONIC ACID | AstaTech | 763120-58-7 | MFCD07368251 | 111.900 | C3H5BN2O2 | 95.000 | OB(O)c1cn[nH]c1 | 5g | 213339679
![eMolecules 1820-80-0 | 3-Aminopyrazole | Chem-Impex | MFCD08700632 | 83.094 | C3H5N3 | 98.000 | Nc1ccn[nH]1 | 5g | 112760427](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000483129.jpg-250.jpg)
eMolecules 1820-80-0 | 3-Aminopyrazole | Chem-Impex | MFCD08700632 | 83.094 | C3H5N3 | 98.000 | Nc1ccn[nH]1 | 5g | 112760427
3-Aminopyrazole | Chem-Impex | 1820-80-0 | MFCD08700632 | 83.094 | C3H5N3 | 98.000 | Nc1ccn[nH]1 | 5g | 112760427