Mal-PEG8-NHS ester
- CAS NO.：2055033-05-9
- Empirical Formula: C27H42N2O14
- Molecular Weight: 618.63
- MDL number: MFCD26127784
- Update Date: 2024-12-21 16:41:51
What is Mal-PEG8-NHS ester?
Description
Mal-PEG8-NHS ester is a PEG linker containing a maleimide group and an NHS ester group. The hydrophilic PEG spacer increases solubility in aqueous media.
The Uses of Mal-PEG8-NHS ester
Mal-PEG8-NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules.
Properties of Mal-PEG8-NHS ester
| Boiling point: | 689.3±65.0 °C(Predicted) |
| Density | 1.29±0.1 g/cm3(Predicted) |
| solubility | Soluble in DMSO, DCM, DMF |
| pka | -2.34±0.20(Predicted) |
| form | Viscous Liquid |
| color | Colorless to light yellow |
Safety information for Mal-PEG8-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. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P330:Rinse mouth. P362:Take off contaminated clothing and wash before reuse. 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. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. P405:Store locked up. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P501:Dispose of contents/container to..… |
Computed Descriptors for Mal-PEG8-NHS ester
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