![(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one Structure](https://www.chemicalbook.com/CAS/GIF/76855-69-1.gif)
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
- Product Name(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
- CAS76855-69-1
- CBNumberCB0458274
- MFC13H25NO4Si
- MW287.43
- EINECS408-050-9
- MDL NumberMFCD00077636
- MOL File76855-69-1.mol
Chemical 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 |
| InChI | InChI=1S/C13H25NO4Si/c1-8(18-19(6,7)13(3,4)5)10-11(16)14-12(10)17-9(2)15/h8,10,12H,1-7H3,(H,14,16)/t8-,10+,12-/m1/s1 |
| InChIKey | GWHDKFODLYVMQG-UBHAPETDSA-N |
| SMILES | N1[C@H](OC(C)=O)[C@@H]([C@H](O[Si](C(C)(C)C)(C)C)C)C1=O |
| CAS DataBase Reference | 76855-69-1(CAS DataBase Reference) |
Safety
| Symbol(GHS) |
  GHS07,GHS09 |
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| Signal word | Warning | |||||||||
| Hazard statements | H317-H319-H411 | |||||||||
| Precautionary statements | P273-P280-P302+P352-P305+P351+P338 | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Faceshields, Gloves | |||||||||
| 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 | 2933790090 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications |
Aquatic Chronic 2 Eye Irrit. 2 Skin Sens. 1 |
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| REACH Registrations | Active | |||||||||
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) | |||||||||
| NFPA 704: |
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