High Quality Pharmaceutical CAS 76855 -69-1 4-AA 99% 4AA 4-Acetoxyazetidin-2-One

Model NO.
py0550
Mf.
C13h25no4si
CAS
76855-69-1
Transport Package
1kg/Bag, 25kg/Drum
Specification
99%
Trademark
Puya
Origin
China
Production Capacity
10ton/Year
Reference Price
$ 360.00 - 540.00
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Product Description

CAS 76855-69-1 4-AA 99% 4AA 4-Acetoxyazetidin-2-One
Product name  (3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
CAS Number 76855-69-1
Synonyms  4-AA;(3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one;(3R,4R)-(+)-4-ACETOXY-3-[(R)-(T-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE;(3R,4R)-4-ACETOXY-3-[(R)-(T-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE;(3R,4R)-4-ACETOXY-3-[(R)-(TERT-BUTYLDIMETHYLSILYChemicalbookLOXY)ETHYL]-2-AZETIDINONE;(3R,4R)-4-(ACETYLOXY)-3-[(1R)-1-[[(1,1-DIMETHYLETHYL)DIMETHYLSILYL]OXY]ETHYL]-2-AZETIDINONE;[3R(1'R,4R)]-(+)-4-ACETOXY-3-[1-(TERT-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE;(2R,3R)-3-[(R)-1-(TERT-BUTYLDIMETHYLSILYLOXY)ETHYL]-4-OXOAZETIDIN-2-YLACETATE
Molecular formula C13H25NO4Si
Molecular Weight 287.43
Purity  99%
Appearance  White powder
EINECS number  408-050-9


Properties
 

Appearance & Physical State white to light yellow crystal powder
Density 1.039g/cm3
Boiling Point 358.318ºC at 760 mmHg
Melting Point 107-109ºC
Flash Point 170.505ºC
Refractive Index 1.464
Storage Condition 2-8ºC

An acetoxyazetidinone derivative used as an intermediate in the preparation of carbapenem antibiotics.

Use:
4-acetoxyazacyclic butanone, hereinafter referred to as 4AA, is a key intermediate in the synthesis of Penem drugs and has important uses in the pharmaceutical industry.



 

 

Pharmaceutical Chemicals

PNEUTEC.IT, 2023