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Filtered Search Results
Medchemexpress LLC Carbonic anhydrase 9 protein (cynomolgus) | >95.0% | 50UG
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Recombinant cynomolgus carbonic anhydrase 9 (CA9) expressed in HEK293 cells and supplied as a lyophilized, C-terminal His-tagged protein. The product is provided as a sterile powder formulated in PBS with 8% trehalose, characterized by greater than 95% purity and a molecular weight of about 50-60 kDa. It is intended for research on carbonic anhydrase activity, pH regulation, and tumor biology.
- Recombinant protein expressed in HEK293 cells.
- C-terminal His tag enables detection and purification.
- Greater than 95% purity as determined by reducing SDS-PAGE.
- Sequence range Q38-D402 corresponding to the mature protein.
- Lyophilized sterile powder formulated in PBS with 8% trehalose.
- Suggested reconstitution at ≥100 μg/mL in ddH2O.
- Store at -20°C for up to 2 years; aliquot and freeze at -80°C for extended storage.
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Medchemexpress LLC Boc-N-PEG1-C2-NHS ester | 1260092-55-4 | 97.0% | C14H22N2O7 | 5 G
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Boc-N-PEG1-C2-NHS ester is a PEG-based PROTAC linker used in the synthesis of PROTACs. It is for research use only. PROTACs utilize the intracellular ubiquitin-proteasome system to selectively degrade target proteins, containing two different ligands connected by a linker: one for an E3 ubiquitin ligase and the other for the target protein.
- Appears as a solid
- Color ranges from white to off-white
- Molecular weight is 330.33
- Suitable for PROTAC synthesis
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Medchemexpress LLC Boc-NH-PEG24-CH2CH2COOH | 2839118-68-0 | 96.0% | C56H111NO28 | 50 MG
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This PEG-based PROTAC linker is used in the synthesis of PROTACs. These compounds are designed with two distinct ligands joined by a linker, where one ligand targets an E3 ubiquitin ligase and the other targets a specific protein. PROTACs leverage the intracellular ubiquitin-proteasome system to facilitate the selective degradation of target proteins.
- PEG-based PROTAC linker
- Used in the synthesis of PROTACs
- Contains two different ligands connected by a linker
- Exploits the intracellular ubiquitin-proteasome system to selectively degrade target proteins
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Medchemexpress LLC Azido-PEG4-CH2-Boc | 864681-04-9 | ≥97.0% | 333.38 g/mol | C14H27N3O6 | 500 MG
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Azido-PEG4-CH2-Boc is a Boc-protected, azide-functionalized PEG4 linker designed for bioconjugation and linker synthesis in research applications. It provides an azide handle for click chemistry and a Boc-protected amine for downstream modification.
- Azide functionality compatible with copper-catalyzed and strain-promoted click reactions.
- Boc-protected amine handle for controlled deprotection and conjugation.
- Four-unit PEG spacer for improved solubility and flexibility in conjugates.
- Suitable for ADC and PROTAC linker development and general bioconjugation workflows.
- High purity and defined molecular weight support reproducible synthetic results.
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Medchemexpress LLC Carbonic Anhydrase 2 500ug
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Carbonic Anhydrase 2 (CA2) catalyzes the reversible hydration of carbon dioxide Mutations in CA2 are linked to osteopetrosis and renal tubular acidosis The gene exhibits biased expression in various tissues notably in the stomach and colon Two transcript variants encoding different isoforms have been identified Carbonic Anhydrase 2 Protein Human (C-His) is the recombinant human-derived Carbonic Anhydrase 2 protein expressed by E coli with C-6 His labeled tag
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Medchemexpress LLC Tert-butyl 1-bromo-3,6,9,12-tetraoxapentadecan-15-oate | 564476-32-0 | MFCD22574808 | 98.0% | 385.29 g/mol | C15H29BrO6 | 1 G
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Br-PEG4-C2-Boc is a cleavable four-unit polyethylene glycol (PEG) linker designed for use in the synthesis of antibody-drug conjugates (ADCs). It contains a bromo-functional group and a Boc-protected terminus to enable conjugation strategies for attaching cytotoxins or other payloads to antibodies. Supplied for research use, it is offered in multiple pre-weighed sizes.
- Cleavable four-unit PEG spacer suitable for ADC construction.
- Bromo-functionalized terminus for alkylation or substitution reactions.
- Boc-protected terminal group for orthogonal deprotection strategies.
- High purity suitable for research applications.
- Available in multiple pre-weighed sizes, with larger quantities available by quote.
- Recommended storage conditions provided for both pure form and in solvent.
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Medchemexpress LLC Carbonic anhydrase 8 protein, mouse (His-tag) | 100 UG
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Recombinant full-length mouse carbonic anhydrase 8 (CA8) with a C-terminal His tag, expressed in Escherichia coli and supplied lyophilized for research use. The product has low endotoxin levels and includes recommended storage and reconstitution instructions to support biochemical and cell-based assays.
- Full-length sequence, 291 amino acids.
- C-terminal His tag for purification and detection.
- Expressed in Escherichia coli.
- Lyophilized from 50 mM Tris-HCl, 300 mM NaCl, pH 7.4 buffer.
- Endotoxin level <1 EU/μg (LAL), suitable for sensitive assays.
- Stable at -20 °C; freeze aliquots at -20 °C or -80 °C for long-term storage.
- Recommended reconstitution concentration ≥100 μg/mL in ddH2O.
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Medchemexpress LLC 5,8,11,14,17,20-hexaoxa-2-azatricosanedioic acid, 1-(1,1-dimethylethyl) ester | 882847-13-4 | >97.0% | 453.52 g/mol | C20H39NO10 | 250 MG
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Boc-NH-PEG6-CH2CH2COOH is a Boc-protected PEG6 linker with a terminal carboxylic acid, supplied for use in synthetic and bioconjugation applications such as PROTAC and ADC linker assembly.
- Boc-protected amine functionality allows orthogonal deprotection
- Peg6 spacer improves solubility and provides flexibility
- Terminal carboxylic acid enables amide coupling chemistry
- High purity (≥97.0%) as determined by NMR
- Available in small research pack sizes (250 MG)
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Accela Chembio Inc 1-benzyl-5-oxo-3-pyrrolidinecarboxylic Acid | 5g | 5733-86-8 | MFCD00085749 | 97+% | Shelf Life: 2160 Days | Moisture Sensitive
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1-benzyl-5-oxo-3-pyrrolidinecarboxylic Acid | 5g | 5733-86-8 | MFCD00085749 | 97+% | Shelf Life: 2160 Days | Moisture Sensitive
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eMolecules Ambeed (S)-4-Boc-Morpholine-2-carboxylic acid 250mg 524997707 A108366 0 000 868689-63-8 MFCD06200662 231 248 C10H17NO5
Ambeed (S)-4-Boc-Morpholine-2-carboxylic acid 250mg 524997707 A108366 0 000 868689-63-8 MFCD06200662 231 248 C10H17NO5
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Medchemexpress LLC Carbonic Anhydrase 9 10ug
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The carbonic anhydrase 9 (CA9) protein plays a crucial role as a catalyst in the conversion of carbon dioxide and water It promotes the formation of bicarbonate and hydrogen ions (dissociated ions of carbonic acid) Carbonic Anhydrase 9 Protein Human (HEK293 Fc) is the recombinant human-derived Carbonic Anhydrase 9 protein expressed by HEK293 with C-hFc labeled tag
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Medchemexpress LLC (R,S,S,R,S)-Boc-Dap-NE | 2994330-72-0 | 97.1% | 420.54 | C23H36N2O5 | 10 MG
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(R,S,S,R,S)-Boc-Dap-NE is the inactive stereoisomer of Boc-Dap-NE supplied as a research chemical and synthetic intermediate. It is intended for use as an experimental control and as a building-block intermediate in the synthesis of monomethyl auristatin E; safety documentation and analytical data are provided for research use.
- Inactive stereoisomer suitable as experimental control.
- Serves as intermediate in monomethyl auristatin E synthesis.
- Supplied in a 10 MG quantity for laboratory use.
- Reported purity approximately 97.1%.
- Molecular weight 420.54 g·mol⁻¹; formula C23H36N2O5.
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Medchemexpress LLC (S,S,R,S,R)-Boc-Dap-NE | 3026595-14-9 | >98.0% | 420.54 g/mol | C23H36N2O5 | 10 MG
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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(S,S,R,S,R)-Boc-Dap-NE is a Boc-protected diaminopropionic dipeptide isomer used as a drug intermediate in the synthesis of monomethyl auristatin E and related antibody-drug conjugate payloads. Supplied in small research quantities for medicinal chemistry and ADC payload synthesis.
- Drug intermediate suitable for ADC payload synthesis.
- Purity greater than 98.0%.
- Molecular formula C23H36N2O5.
- Molecular weight 420.54 g/mol.
- CAS number 3026595-14-9.
- Soluble in DMSO: 200 mg/mL (ultrasonic); 10 mM in DMSO.
- Available in small research sizes (10 mg, 25 mg, 100 mg).
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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eMolecules AA Blocks LLC 1-Boc-3-(aminomethyl)azetidine 100mg 524649119 AA003DYC 0 000 325775-44-8 MFCD01861762 186 255 C9H18N2O2
AA Blocks LLC 1-Boc-3-(aminomethyl)azetidine 100mg 524649119 AA003DYC 0 000 325775-44-8 MFCD01861762 186 255 C9H18N2O2
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Medchemexpress LLC Carbonic Anhydrase 4 50ug
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Carbonic anhydrase 4 catalyzes the reversible hydration of carbon dioxide and plays a crucial role in maintaining intracellular and extracellular pH Carbonic Anhydrase 4 Protein Human (HEK293 His) is the recombinant human-derived Carbonic Anhydrase 4 protein expressed by HEK293 with C-His labeled tag
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