Tos-PEG6-t-Butyl ester
- CAS NO.：850090-10-7
- Empirical Formula: C24H40O10S
- Molecular Weight: 520.63
- MDL number: MFCD22683305
- Update Date: 2024-10-23 13:36:13
What is Tos-PEG6-t-Butyl ester?
Description
Tos-PEG6-t-Butyl ester is a PEG linker containing a t-butyl ester and a tosyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The t-butyl protected carboxyl group can be deprotected under acidic conditions. The tosyl group is a very good leaving group for nucleophilic substitution reactions.
Properties of Tos-PEG6-t-Butyl ester
| form | Liquid |
| color | Colorless to light yellow |
Safety information for Tos-PEG6-t-Butyl 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. 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 Tos-PEG6-t-Butyl ester
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