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|
HS Code |
351128 |
| Product Name | Methyl-PEG4-NHS Ester |
| Molecular Formula | C13H23NO8 |
| Molecular Weight | 321.33 g/mol |
| Cas Number | 1393337-83-7 |
| Appearance | White to off-white solid |
| Solubility | Soluble in DMSO, DMF, water |
| Purity | ≥95% |
| Storage Temperature | -20°C |
| Functional Group | NHS ester |
| Linker Length | 4 PEG units |
| Reactivity | Reacts with primary amines |
| Application | Bioconjugation and PEGylation |
| Synonyms | mPEG4-NHS Ester |
| Stability | Light and moisture sensitive |
| Smiles | COCCOCCOCCOCC(=O)ON1C(=O)CCC1=O |
As an accredited Methyl-PEG4-NHS Ester factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Methyl-PEG4-NHS Ester is supplied in a 100 mg amber glass vial, sealed with a screw cap, labeled with product details. |
| Shipping | Methyl-PEG4-NHS Ester from Sigma Aldrich/Merck/TCI ships in specialized packaging to maintain stability, typically at low temperatures (2–8°C, often on ice packs). The chemical is securely sealed to prevent moisture ingress and degradation. Shipping includes proper labeling and documentation for safe handling and regulatory compliance during transit. |
| Storage | **Methyl-PEG4-NHS Ester** should be stored desiccated at −20°C, protected from light and moisture. It is sensitive to hydrolysis and should be kept in tightly sealed, amber vials under an inert atmosphere if possible. Allow the reagent to equilibrate to room temperature before opening to avoid condensation. Store in original packaging provided by Sigma Aldrich, Merck, or TCI Chemical. |
Competitive Methyl-PEG4-NHS Ester prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615365186327 or mail to sales3@ar-reagent.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: sales3@ar-reagent.com
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