![(3<i>R</i>,4<i>R</i>)-4-Acetoxy-3-[(<i>R</i>)-(<i>tert</i>-butyldimethylsilyloxy)ethyl]-2-azetidinone](https://img.chemicalbook.com/CAS/GIF/76855-69-1.gif)
A7159412
(3<i>R</i>,4<i>R</i>)-4-Acetoxy-3-[(<i>R</i>)-(<i>tert</i>-butyldimethylsilyloxy)ethyl]-2-azetidinone , ≥98.0% , 76855-69-1
CAS NO.：76855-69-1
Empirical Formula: C13H25NO4Si
Molecular Weight: 287.43
MDL number: MFCD00077636
EINECS: 408-050-9
| Pack Size | Price | Stock | Quantity |
| 1G | RMB47.20 | In Stock |
|
| 5G | RMB85.60 | In Stock |
|
| 25G | RMB236.00 | In Stock |
|
| 100G | RMB776.00 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 107-109 °C(lit.) |
| alpha | 51 º (c=1, chloroform) |
| Boiling point: | 358.3±27.0 °C(Predicted) |
| Density | 1.03±0.1 g/cm3(Predicted) |
| storage temp. | 2-8°C |
| solubility | almost transparency in Methanol |
| form | powder to crystal |
| pka | 12.86±0.60(Predicted) |
| color | White to Almost white |
| optical activity | [α]20/D +51°, c = 1 in chloroform |
| InChIKey | GWHDKFODLYVMQG-UBHAPETDSA-N |
| CAS DataBase Reference | 76855-69-1(CAS DataBase Reference) |
Description and Uses
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one is an acetoxyazetidinone derivative used as an intermediate in the preparation of carbapenem antibiotics.
Safety
| Symbol(GHS) |   GHS07,GHS09 |
| Signal word | Warning |
| Hazard statements | H317-H319-H411 |
| Precautionary statements | P273-P280-P302+P352-P305+P351+P338 |
| Hazard Codes | Xi,N |
| Risk Statements | 36-43-51/53 |
| Safety Statements | 24-26-37-61 |
| RIDADR | UN 3077 9/PG 3 |
| WGK Germany | 2 |
| HazardClass | 9 |
| PackingGroup | III |
| HS Code | 29337900 |
