Protein Modification Reagents
Medchemexpress LLC Dspe-peg-fitc | 1000788-53-3 | 95.0% | 10 MG
DSPE-PEG-FITC (MW 1000) is a fluorescein-labeled PEGylated phospholipid supplied as a powder. It functions as a fluorescent amphiphile that incorporates into lipid bilayers or forms micelles for labeling liposomes, nanoparticles, and membranes in fluorescence microscopy, flow cytometry, and tracking applications. Manufacturer documentation provides purity, storage, and handling details.
(=O)OCCNC(=O)OCCNC(=O)CCCCCC1(C)C(\C=C\C=C2/N(CCCS(O)(=O)=O)c3ccc(cc3C2(C)C)S(O)(=O)=O)=[N+](CCCS([O-])(=O)=O)c2ccc(cc12)S(O)(=O)=O)OC(=O)CCCCCCC\C=C/CCCCCCCC | 5m...](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502472808.JPG-250.jpg)
eMolecules DOPE-PEG-Fluor 555, MW 5,000 | Broadpharm |1646.080 | C78H125N4O23PS4 | 90.000 | CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@H](COP(O)(=O)OCCNC(=O)OCCNC(=O)CCCCCC1(C)C(\C=C\C=C2/N(CCCS(O)(=O)=O)c3ccc(cc3C2(C)C)S(O)(=O)=O)=[N+](CCCS([O-])(=O)=O)c2ccc(cc12)S(O)(=O)=O)OC(=O)CCCCCCC\C=C/CCCCCCCC | 5m...
DOPE-PEG-Fluor 555, MW 5,000 | Broadpharm |1646.080 | C78H125N4O23PS4 | 90.000 | CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@H](COP(O)(=O)OCCNC(=O)OCCNC(=O)CCCCCC1(C)C(\C=C\C=C2/N(CCCS(O)(=O)=O)c3ccc(cc3C2(C)C)S(O)(=O)=O)=[N+](CCCS([O-])(=O)=O)c2ccc(cc12)S(O)(=O)=O)OC(=O)CCCCCCC\C=C/CCCCCCCC | 5mg | 798870881
Cayman Chemical VH 032 LInker 1 50mg
A PROTAC precursor; has been used in the synthesis of PROTACs targeting TEAD in cancer cells
Medchemexpress LLC Bis-PEG4-TFP ester | 1446282-42-3 | 98.0% | 590.41 g/mol | C24H22F8O8 | 50 MG
Bis-PEG4-TFP ester is a PEG-based PROTAC linker with two tetrafluorophenyl (TFP) activated ester groups that enable facile conjugation to amine-containing ligands. It is provided as a high-purity research reagent intended for use in synthesis of bifunctional molecules and linker optimization.
- Contains two TFP-activated ester termini for rapid amide formation.
- Provides a PEG4 spacer to improve solubility and molecular flexibility.
- Enables efficient coupling to primary amines under mild conditions.
- High purity suitable for research and synthetic workflows.
- Available in small pack sizes convenient for laboratory use.
Medchemexpress LLC 3,6,9,12-tetraoxatridecan-1-amine | 85030-56-4 | MFCD11041099 | 98.8% | 207.27 | C9H21NO4 | 250 MG
m-PEG4-Amine is a polyethylene glycol (PEG) based bifunctional linker bearing a terminal primary amine. It is used as a short, flexible spacer in the synthesis of PROTACs and as a cleavable linker for antibody-drug conjugates, facilitating amine-based conjugation reactions.
- Provides a PEG4 spacer (~4 ethylene glycol units)
- Terminal primary amine for amide or carbamate conjugation
- High purity (98.8%) suitable for research use
- Molecular weight 207.27 g/mol
- Typically supplied as a solid; common pack size 250 MG
Medchemexpress LLC Bcn-PEG3-biotin | 1263166-92-2 | 95.0% | 594.76 | C29H46N4O7S | 25 MG
BCN-PEG3-Biotin is a biotinylated, non-cleavable PEG3 antibody-drug conjugate linker containing a BCN strained alkyne for strain-promoted alkyne-azide cycloaddition (SPAAC) click chemistry. It is supplied as an off-white to light yellow solid for research use in bioconjugation, ADC synthesis, and affinity-based labeling.
- Non-cleavable PEG3 linker with BCN for copper-free click chemistry.
- Biotin tag enables streptavidin-based capture and detection.
- Off-white to light yellow solid, soluble in DMSO at 100 mg/mL.
- Purity 95.0% as specified by the manufacturer.
- Store powder at -20°C; prepared solutions stable at -80°C (6 months) or -20°C (1 month).
- Available in milligram quantities including 25 MG.
![eMolecules N-(Azido-PEG1)-N-bis(PEG3-acid), HCl salt | Broadpharm |538.595 | C22H42N4O11 | 98.000 | OC(=O)CCOCCOCCOCCN(CCOCCOCCOCCC(O)=O)CCOCCN=[N+]=[N-] | 100mg | 704981177](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502479914.JPG-250.jpg)
eMolecules N-(Azido-PEG1)-N-bis(PEG3-acid), HCl salt | Broadpharm |538.595 | C22H42N4O11 | 98.000 | OC(=O)CCOCCOCCOCCN(CCOCCOCCOCCC(O)=O)CCOCCN=[N+]=[N-] | 100mg | 704981177
N-(Azido-PEG1)-N-bis(PEG3-acid), HCl salt | Broadpharm |538.595 | C22H42N4O11 | 98.000 | OC(=O)CCOCCOCCOCCN(CCOCCOCCOCCC(O)=O)CCOCCN=[N+]=[N-] | 100mg | 704981177
eMolecules 2250056-53-0 | Medchem Express | HO-PEG10-CH2COOH | 100mg | 788478193 | HY-133304 | 516.581 | C22H44O13
3,5-Dihydroxyacetophenone | Ambeed | 51863-60-6 | MFCD00002290 | 152.149 | C8H8O3 | 97.000 | CC(=O)c1cc(O)cc(O)c1 | 25g | 552531834
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![eMolecules 2086689-05-4 | 2-(Azido-PEG3-amido)-1,3-bis(carboxylethoxy)propane | Broadpharm | MFCD30723261 | 464.472 | C18H32N4O10 | 98.000 | OC(=O)CCOCC(COCCC(O)=O)NC(=O)CCOCCOCCOCCN=[N+]=[N-] | 50mg | 393649473](https://assets.fishersci.com/TFS-Assets/CCG/product-images/NC1662113.jpg-250.jpg)
eMolecules 2086689-05-4 | 2-(Azido-PEG3-amido)-1,3-bis(carboxylethoxy)propane | Broadpharm | MFCD30723261 | 464.472 | C18H32N4O10 | 98.000 | OC(=O)CCOCC(COCCC(O)=O)NC(=O)CCOCCOCCOCCN=[N+]=[N-] | 50mg | 393649473
2-(Azido-PEG3-amido)-1,3-bis(carboxylethoxy)propane | Broadpharm | 2086689-05-4 | MFCD30723261 | 464.472 | C18H32N4O10 | 98.000 | OC(=O)CCOCC(COCCC(O)=O)NC(=O)CCOCCOCCOCCN=[N+]=[N-] | 50mg | 393649473
TARGETMOL CHEMICALS INC DMG-PEG 2000 200MG
Also available in 10 mg 25 mg 50 mg 100 mg 500 mg and bulk. Please contact Fisher for quotes. DMG-PEG 2000 (DMG-PEG2000) is a lipid excipient that has been used in combination with other lipids in the formation of lipid nanoparticles. Formulations containing DMG-PEG 2000 have been used in the development of lipid nanoparticles for the delivery of mRNA-based vaccines. purity: 98%
Medchemexpress LLC Amino-PEG6-amido-bis-PEG5-N3 | 1147.31 | C48H94N10O21 | 10 MG
Amino-PEG6-amido-bis-PEG5-N3 is a cleavable 11-unit polyethylene glycol (PEG) linker containing an amino terminus and an azide functional group. It is supplied as an oil and is intended for use in click-chemistry conjugations and the synthesis of antibody-drug conjugates; for research use only.
- Cleavable 11-unit PEG linker suitable for bioconjugation.
- Contains amino and azide functional groups for dual reactivity.
- Compatible with copper-catalyzed and strain-promoted azide-alkyne cycloadditions.
- Supplied as an oil; store sealed away from moisture and light.
- Available in small laboratory pack sizes for research-scale use.
Bioss Sphingosine Kinase 1 C-termin
Sphingosine Kinase 1 (C-terminal region) Primary Antibody Unconjugated Host Species Rat Target Species Human Mouse Rat Clonality Monoclonal Applications WB M540Concentration Size 100 ul Storage Buffer PBS 1 mg/ml BSA 0 05% NaN3 and 50% glycerol
Cayman Chemical N- 1-Carboxyethyl-L-lysIn1mg
An advanced glycation end product; protein bound, but not free CEL, binds to RAGE; elevated in the lens of diabetic patients with cataract; decreases glutamate uptake and secretion of S100B in rat hippocampal slices in a RAGE-independent manner at 1 mM