Carbamic acid, [2-(2-aminoethoxy)ethyl]-, 1,1-dimethylethyl ester (9CI)
- CAS NO.：127828-22-2
- Empirical Formula: C9H20N2O3
- Molecular Weight: 204.27
- MDL number: MFCD12031501
- EINECS: 821-336-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-07-16 07:06:08
![Carbamic acid, [2-(2-aminoethoxy)ethyl]-, 1,1-dimethylethyl ester (9CI) Structural](https://img.chemicalbook.in/CAS/GIF/127828-22-2.gif)
What is Carbamic acid, [2-(2-aminoethoxy)ethyl]-, 1,1-dimethylethyl ester (9CI)?
Description
t-Boc-N-Amido-PEG1-amine is a small molecule PEG reagent containing an amino group and Boc-protected amino group. The amino group is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The Boc group can be deprotected under mild acidic conditions to form the free amine.
Chemical properties
Colorless viscous liquid
Properties of Carbamic acid, [2-(2-aminoethoxy)ethyl]-, 1,1-dimethylethyl ester (9CI)
| Boiling point: | 321.1±22.0 °C(Predicted) |
| Density | 1.023±0.06 g/cm3(Predicted) |
| refractive index | 1.4560 to 1.4600 |
| storage temp. | 2-8°C(protect from light) |
| pka | 12.24±0.46(Predicted) |
| form | clear liquid |
| color | Colorless to Light orange to Yellow |
Safety information for Carbamic acid, [2-(2-aminoethoxy)ethyl]-, 1,1-dimethylethyl ester (9CI)
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P310:Immediately call a POISON CENTER or doctor/physician. |
Computed Descriptors for Carbamic acid, [2-(2-aminoethoxy)ethyl]-, 1,1-dimethylethyl ester (9CI)
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