Protein Modification Reagents
Broadpharm DSPE-PEG-Mannose, MW 5000, Unit Size 100 mg
DSPE-PEG-Mannose is a high-purity polyethylene glycol (PEG) polymer engineered for advanced scientific applications. This amphiphilic conjugate consists of a hydrophobic DSPE moiety and a hydrophilic mannose-terminated PEG chain, which facilitates the encapsulation of hydrophobic drugs while enhancing water solubility for efficient drug delivery. Its broad utility spans medical research, drug release studies, nanotechnology, and the development of targeted drug carriers such as liposomes. This versatile compound significantly improves the selectivity of PEGylation reactions and supports various applications including peptide synthesis and the creation of functional coatings.
- Molecular weight of 5000
- Unit size of 100 mg
- Hydrophobic DSPE and hydrophilic PEG components
- Increases selectivity of PEGylation reactions
- Improved solubility due to D-glucose
- Utilized in drug delivery systems and mRNA vaccines
Medchemexpress LLC DSPE-PEG4-DBCO | 2112738-14-2 | MFCD30828684 | 95.0% | C71H116N3O15P | 50 MG
DSPE-PEG4-DBCO is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs. It functions as a click chemistry reagent, incorporating a DBCO group that facilitates strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups.
- PEG-based PROTAC linker
- Used in the synthesis of PROTACs
- Click chemistry reagent
- Contains a DBCO group
- Facilitates strain-promoted alkyne-azide cycloaddition (SPAAC)
- Reacts with molecules containing azide groups
Broadpharm t-Boc-N-amido-PEG12-NHS 500mg
t-Boc-N-amido-PEG12-NHS ester is a PEG linker containing a Boc-protected amino group and an NHS ester group. The hydrophilic PEG spacer increases solubility in aqueous media. The NHS ester can be used to label the primary amines (-NH2) of proteins| amine-modified oligonucleotides| and other amine-containing molecules. The protected amine can be deprotected in acidic conditions. 500 MG
Medchemexpress LLC 4,7,10,13,19,22,25,28-Octaoxa-16-azahentriacontanedioic acid, 1,31-bis(1,1-dimethylethyl) ester | 2055041-41-1 | 98.0% | C30H59NO12 | 100 MG
NH-bis(PEG4-Boc) (HY-140258) is a chemical compound classified as a PROTAC linker. This compound has a chemical formula of C30H59NO12 and a CAS number of 2055041-41-1. It exhibits a purity of 98.0%.
![eMolecules Broadpharm / TAMRA-Azide-PEG-Biotin / 5mg / 268505047 / BP-22474 / 93.000 / 1797415-74-7 / [null] / 1174.380 / C57H79N11O14S](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502477630.JPG-250.jpg)
eMolecules Broadpharm / TAMRA-Azide-PEG-Biotin / 5mg / 268505047 / BP-22474 / 93.000 / 1797415-74-7 / [null] / 1174.380 / C57H79N11O14S
Broadpharm / TAMRA-Azide-PEG-Biotin / 5mg / 268505047 / BP-22474 / 93.000 / 1797415-74-7 / [null] / 1174.380 / C57H79N11O14S
Medchemexpress LLC Bis-PEG4-NHS ester | 1g
Bis- PEG4- NHS ester is a nonclaevable 4-unit PEG linker for antibody-agent-conjugation (ADC)
eMolecules Methylamino-PEG1-acid HCl salt | 1367918-21-5 | MFCD26783686 | 1g
Broadpharm | Methylamino-PEG1-acid HCl salt | 1g | 266683159 | BP-22395 | 98.000 | 1367918-21-5 | MFCD26783686 | 147.174 | C6H13NO3
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eMolecules N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid | 2183440-70-0 | | 250mg
Broadpharm | N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid | 250mg | 550804445 | BP-23953 | 98.000 | 2183440-70-0 | | 581.664 | C24H47N5O11
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eMolecules Bis-(N,N'-amine-PEG3)-Cy5, TFA salt | 2107273-36-7 | | 5mg
Broadpharm | Bis-(N,N'-amine-PEG3)-Cy5, TFA salt | 5mg | 306709104 | BP-23034 | 95.000 | 2107273-36-7 | | 855.430 | C43H62ClF3N4O8
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![Medchemexpress LLC Acetic acid, 2-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]- | 172531-37-2 | 99.8% | 233.22 | 100 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000404593-logo.png-250.jpg){kind=logo}
Medchemexpress LLC Acetic acid, 2-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]- | 172531-37-2 | 99.8% | 233.22 | 100 MG
N3-PEG3-CH2COOH (PROTAC Linker 14) is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs. It is a click chemistry reagent containing an Azide group and can undergo copper-catalyzed azide-alkyne cycloaddition reaction (CuAAc) with molecules containing Alkyne groups. It can also undergo strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups.
- PEG-based PROTAC linker
- Used in the synthesis of PROTACs
- Click chemistry reagent
- Contains an Azide group
- Undergoes copper-catalyzed azide-alkyne cycloaddition reaction (CuAAc) with molecules containing alkyne groups
- Undergoes strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups
STA PHARMACEUTICAL US LLC Fmoc-NH-PEG6-CH2CH2COOH | 1 g | CAS 882847-34-9 | MDL MFCD06656474
Fmoc-NH-PEG6-CH2CH2COOH is a Amino Acid reagent (Subcategory: PEG AA) sold by WuXi TIDES. Offered in 1 g. Store at 4 °C. SDS available for reference.
Specifications
- CAS: 882847-34-9
- MDL: MFCD06656474
- InChIKey: HEGZERUHBVYZPH-UHFFFAOYSA-N
- Molecular Weight: 575.655
- Molecular Formula: C30H41NO10
- Purity: ≥95%
- Container Type: 15 mL HDPE
- Pack Size: 1 g
- Net Weight: 1 g
- Gross Weight: 7.8 g
- Commodity Code: 29242970
- Country Of Origin: China
- IUPAC: 1-(9H-fluoren-9-yl)-3-oxo-2,7,10,13,16,19,22-heptaoxa-4-azapentacosan-25-oic acid
- SMILES: O=C(CCOCCOCCOCCOCCOCCOCCNC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)O
STA PHARMACEUTICAL US LLC FmocNH-PEG8-CH2CH2COOH | 100 g | CAS 756526-02-0 | MDL MFCD11041143
FmocNH-PEG8-CH2CH2COOH 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: 756526-02-0
- MDL: MFCD11041143
- InChIKey: VYXGUCLTEWCVRY-UHFFFAOYSA-N
- Molecular Weight: 663.761
- Molecular Formula: C34H49NO12
- 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-azahentriacontan-31-oic acid
- SMILES: O=C(CCOCCOCCOCCOCCOCCOCCOCCOCCNC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)O
Medchemexpress LLC 2,5-dioxopyrrolidin-1-yl 1-(4-(6-methyl-1,2,4,5-tetrazin-3-yl)phenyl)-PEG4-SS-NHS ester | 95.0% | 737.84 | C31H43N7O10S2 | 10 MG
Methyltetrazine-PEG4-SS-NHS ester is a cleavable PEG4-based methyltetrazine-functionalized N-hydroxysuccinimide ester for bioconjugation and click-chemistry applications. It provides a tetrazine reactive handle for inverse electron-demand Diels-Alder labeling, and contains a disulfide cleavable spacer and PEG4 linker to improve solubility and enable reductive release.
- Purity 95.0% (NMR).
- Pink to red oil appearance.
- Molecular weight 737.84.
- Chemical formula C31H43N7O10S2.
- Contains a disulfide cleavable linker and a PEG4 spacer.
- Provides a tetrazine handle for IEDDA bioconjugation.
- Storage: pure form at -20°C (stable for 3 years); in solvent -80°C for 6 months, -20°C for 1 month.
- Tested by 1H NMR; for research use only.
Medchemexpress LLC HY-103605 100mg Medchemexpress, (S,R,S)-AHPC-C6-PEG3-C4-Cl CAS:1835705-55-9 Purity:>98%
Medchemexpress, HY-103605 100mg (S,R,S)-AHPC-C6-PEG3-C4-Cl CAS:1835705-55-9 (S,R,S)-AHPC-C6-PEG3-C4-Cl is a small molecule HaloPROTAC that incorporates the (S,R,S)-AHPC based VHL ligand and 3-unit PEG linker. (S,R,S)-AHPC-C6-PEG3-C4-Cl is capable of inducing the degradation of GFP-HaloTag7 in cell-based assays. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.
Medchemexpress LLC PTDA-PEG4-azide | 2639395-40-5 | 99.3% | 539.54 | C22H33N7O9 | 5 MG
PTDA-PEG4-azide is a PEG4-linked azide reagent used as an ADC linker and for click-chemistry bioconjugation in research applications. The compound is supplied as a white to off-white oil with high purity and is provided in small, research-scale quantities.
- High purity (99.3%).
- Molecular weight 539.54 g/mol.
- Molecular formula C22H33N7O9.
- Soluble in DMSO at 125 mg/mL; ultrasonic assistance recommended; use freshly opened DMSO.
- Storage: pure form -20°C (stable for 3 years); in solvent -80°C (6 months), -20°C (1 month).
- Available in small pack sizes suitable for research use.