Azido-PEG4-NHS Ester
- CAS NO.：944251-24-5
- Empirical Formula: C15H24N4O8
- Molecular Weight: 388.38
- MDL number: MFCD13184948
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-02-03 20:41:04
What is Azido-PEG4-NHS Ester?
Description
Azido-PEG4-NHS ester is a very popular PEG reagent which containan azide group and an NHS ester. The hydrophilic PEG spacer increases solubility in aqueous media. The azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules.
The Uses of Azido-PEG4-NHS Ester
N-Succinimidyl 15-azido-4,7,10,13-tetraoxapentadecanoate is an amine reactive reagent for azide incorporation. It contains a PEG spacer.
Properties of Azido-PEG4-NHS Ester
| storage temp. | -20°C |
| solubility | Soluble in dimethyl sulfoxide and acetonitrile. |
| form | solid or viscous liquid |
| color | Colorless to Light orange to Yellow |
Safety information for Azido-PEG4-NHS Ester
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
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. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P312: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. P403+P233:Store in a well-ventilated place. Keep container tightly closed. |
Computed Descriptors for Azido-PEG4-NHS Ester
Azido-PEG4-NHS Ester manufacturer
SYNTHENTA PVT LTD
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product: 2,5-Dioxopyrrolidin-1-yl 1-azido-3,6,9,12-tetraoxapentadecan-15-oate 944251-24-5 97-99%
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