N-Mal-N-bis(PEG4-NHS ester)
- CAS NO.：2112738-60-8
- Empirical Formula: C37H54N4O19
- Molecular Weight: 858.84
- MDL number: MFCD29912654
- Update Date: 2024-10-23 13:36:13
What is N-Mal-N-bis(PEG4-NHS ester)?
Description
N-Mal-N-bis(PEG4-NHS ester) is a branched maleimide linker with two terminal NHS esters. NHS esters is used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules. The maleimide group will react with a thiol group to form a covalent bond, enabling the connection of biomolecule.
Properties of N-Mal-N-bis(PEG4-NHS ester)
| Boiling point: | 892.3±75.0 °C(Predicted) |
| Density | 1.37±0.1 g/cm3(Predicted) |
| solubility | Soluble in DMSO, DCM, DMF |
| pka | -0.93±0.70(Predicted) |
| form | Liquid |
| color | Colorless to light yellow |
Safety information for N-Mal-N-bis(PEG4-NHS ester)
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for N-Mal-N-bis(PEG4-NHS ester)
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