H2N-PEG2-tBu
- CAS NO.：756525-95-8
- Empirical Formula: C11H23NO4
- Molecular Weight: 233.3
- MDL number: MFCD11041135
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-07-29 20:57:39
What is H2N-PEG2-tBu?
Description
Amino-PEG2-t-butyl ester is a PEG linker containing an amino group with a t-butyl protected carboxyl group (Boc).The amino group is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The t-butyl protected carboxyl group can be deprotected under acidic conditions.
The Uses of H2N-PEG2-tBu
3-[2-(2-Aminoethoxy)Ethoxy]Propanoic Acid 1,1-Dimethylethyl Ester is used as reactant in the synthesis of self-localizing ligands that control spatial location of proteins in living cells.
Properties of H2N-PEG2-tBu
| Boiling point: | 313.7±22.0 °C(Predicted) |
| Density | 1.014±0.06 g/cm3(Predicted) |
| storage temp. | under inert gas (nitrogen or Argon) at 2–8 °C |
| pka | 8.74±0.10(Predicted) |
| form | Liquid |
| color | Colorless to light yellow |
Safety information for H2N-PEG2-tBu
| 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 |
P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for H2N-PEG2-tBu
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