Protein Modification Reagents
Chemscene ChemScene | H2N-PEG2-CH2COOH | 10G | CS-W006524 | 0.98 | 134978-97-5| MFCD13185897 | 163.17
ChemScene | H2N-PEG2-CH2COOH | 10G | CS-W006524 | 0.98 | 134978-97-5| MFCD13185897 | 163.17
Medchemexpress LLC E3 LIGASE LIGANDLINKER2(100MG)
Pomalidomide-PEG4-Ph-NH2 (Synonyms: Cereblon Ligand-Linker Conjugates 9; E3 Ligase Ligand-Linker Conjugates 2). Purity: >98.0%.CAS 1818885-63-0
Medchemexpress LLC Fluorescein-PEG4-acid | 1807518-76-8 | MFCD23726637 | 95.0% | 654.68 g/mol | C32H34N2O11S | 5 MG
Fluorescein-PEG4-acid is a PEG-based linker that incorporates a fluorescein dye and terminates in a free carboxylic acid. It is intended for use as a linker in PROTAC synthesis and for covalent conjugation to biomolecules to provide fluorescent labeling for assays and imaging.
- PEG4 spacer with a fluorescein dye for fluorescence tagging.
- Terminal carboxylic acid enables amide coupling to amines.
- Suitable as a PROTAC linker and for fluorescent labeling applications.
- Yellow to orange solid; molecular weight 654.68 g/mol.
- Store under nitrogen, away from moisture; in solvent: -80°C (up to 6 months), -20°C (up to 1 month).
Medchemexpress LLC NH2-PEG4-DOTA | 2090232-34-9 | 97.0% | 622.71 g/mol | C26H50N6O11 | 10mg
NH2-PEG4-DOTA is a bifunctional DOTA-type metal chelator NH2-PEG4-DOTA can be conjugated with Dextran for quantitative analysis in the presence of a highly luminescent complex NH2-PEG4-DOTA can also bind to radionuclides to prepare radionuclide drug conjugates (RDCs) RDCs have the ability to specifically target biomolecules and can be used in medical imaging or therapy
Chemscene ChemScene | Biotin-PEG1-NH2 | 250MG | CS-0147801 | 0.97 | 811442-85-0| MFCD28397128 | 330.45
ChemScene | Biotin-PEG1-NH2 | 250MG | CS-0147801 | 0.97 | 811442-85-0| MFCD28397128 | 330.45
Sigma Aldrich Fine Chemicals Biosciences Dispase II | 42613-33-2 | MFCD02253017 | 1g
Dispase IIPurity: MW: | 42613-33-2 | MFCD02253017 | 1g
STA PHARMACEUTICAL US LLC Fmoc-NH-PEG8-CH2COOH | 100 g | CAS 868594-52-9 | MDL MFCD27635163
Fmoc-NH-PEG8-CH2COOH is a Amino Acid reagent (Subcategory: PEG AA) sold by WuXi TIDES. Offered in 100 g. Store at 4 °C. SDS available for reference.
Specifications
- CAS: 868594-52-9
- MDL: MFCD27635163
- InChIKey: JRLUSGRARXJCNA-UHFFFAOYSA-N
- Molecular Weight: 649.734
- Molecular Formula: C33H47NO12
- Purity: ≥95%
- Container Type: 500 mL HDPE
- Pack Size: 100 g
- Net Weight: 100 g
- Gross Weight: 160.5 g
- Commodity Code: 29242970
- Country Of Origin: China
- IUPAC: 1-(9H-fluoren-9-yl)-3-oxo-2,7,10,13,16,19,22,25,28-nonaoxa-4-azatriacontan-30-oic acid
- SMILES: O=C(COCCOCCOCCOCCOCCOCCOCCOCCNC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)O
Medchemexpress LLC Tamra-PEG4-acid | 1909223-02-4 | MFCD31536753 | 95.3% | C36H43N3O10 | 10MG
TAMRA-PEG4-acid is a red-fluorescent dye bearing a PEG4 spacer and a terminal carboxylic acid, formulated for covalent labeling of biomolecules and probe synthesis. It offers a hydrophilic linker to reduce steric interference and improve solubility, and is provided at high purity for analytical and imaging workflows.
- Provides red fluorescence with excitation/emission around 553/575 nm.
- Contains a four-unit polyethylene glycol spacer to increase hydrophilicity.
- Terminal carboxylic acid enables standard amide and ester coupling chemistries.
- High purity suitable for labeling, imaging, and analytical applications.
- Soluble in DMSO; ultrasonic treatment and formulation protocols improve aqueous compatibility.
Broadpharm Azido-PEG12-acid | 1167275-20-3 | 1g
Azido-PEG12-acid | Putity: 98% | MW: 643.7 | 1167275-20-3 | 1g