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Home> Products > Organic Intermediates > Pharmaceutical Intermediates > CAS DataBase Listed 7 > CAS 76855-69-1
76855-69-1 structure 3D

CAS 76855-69-1 products price,suppliers

  • Name: 2-(4-methoxyphenyl)-4-ethyl-2-oxazoline-5-one
  • Molecular Weight: 287.431
  • Formula: C12H15NO5
  • Synonyms: (2R,3R)-3-[(R)-1-(TERT-BUTYLDIMETHYLSILYLOXY)ETHYL]-4-OXOAZETIDIN-2-YLACETATE; (3R,4R)-(+)-4-ACETOXY-3-[(R)-(T-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE; (3R,4R)-4-(ACETYLOXY)-3-[(1R)-1-[[(1,1-DIMETHYLETHYL)DIMETHYLSILYL]OXY]ETHYL]-2-AZETIDINONE; (3R,4R)-4-ACETOXY-3-[(R)-(T-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE; (3R,4R)-4-ACETOXY-3-[(R)-(TERT-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE; [3R(1'R,4R)]-(+)-4-ACETOXY-3-[1-(TERT-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE;
  • An acetoxyazetidinone derivative used as an intermediate in the preparation of carbapenem antibiotics.
Properties Safety and Handling MSDS NMR Spectrum Computational chemical data
Identification Safety Data
  • [Risk Codes]
  • R36:Irritating to the eyes
  • R43:May cause sensitization by skin contact
  • R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
  • [Safety Statements]
  • S24:Avoid contact with skin
  • S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
  • S37:Wear suitable gloves
  • S61:Avoid release to the environment. Refer to special instructions safety data sheet
  • Hazard Symbols:
  • HazardClass:9
Properties
  • Appearance:
  • white to light yellow crystal powder
  • Molecular Weight:
  • 287.431
  • Melting Point:
  • 107-109℃
  • Alpha:
  • 51 o (C=1, CHLOROFORM)
  • Storage Temperature:
  • 2-8°C
  • Refractive index:
  • 1.464
  • More Properties>>
There are 223 suppliers who can provide 2-(4-methoxyphenyl)-4-ethyl-2-oxazoline-5-one with CAS No. 76855-69-1
(3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one CAS No.: 76855-69-1
(3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl...
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  • Appearance:White to light yellow crystal powder 
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  • Usage:In the raw material 
  • Brand:TELY 
  • Description:Company Information
  • Updatetime:Jan 29 2021 
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl...
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  • Appearance:WHITE 
  • Purity:99% 
  • Packaging:25KG/DRUM 
  • Usage:APIs Pharmaceutical Adjuvant Biochemicals & Biotech products 
  • Brand:ROYAL 
  • Description:APIs Pharmaceutical Adjuvant Biochemicals & Biotech products Name: (3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one (Related Reference) EINECS: 408-050-9 Molecular Formula: C13H25NO4Si CAS Registry Number: 76855-69-1 Synonyms: 4-AA; ...
  • Updatetime:Dec 06 2019 
Factory Supply (2R,3R)-3-((R)-1-(tert-butyldimethylsiloxy)ethyl)-4-oxoazetidin-2-yl acetate
Factory Supply (2R,3R)-3-((R)-1-(tert-butyldimethylsiloxy)et...
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  • Brand:Amitychem 
  • Description:Amitychem Corporation manufacture and supply (2R,3R)-3-((R)-1-(tert-butyldimethylsiloxy)ethyl)-4-oxoazetidin-2-yl acetate with with high quality, low price and bulk supply. We have been focusing on the research and production of concrete chemicals for 14+ year...
  • Updatetime:Mar 09 2021 
(3R,4R)-4-Acetoxy-3-[(R)-tert-butyldimethylsilyloxy]ethyl]-2-azetidinone
(3R,4R)-4-Acetoxy-3-[(R)-tert-butyldimethylsilyloxy]ethyl]-2...
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  • Usage:raw material used in Synthesis 
  • Brand:Dayang 
  • Description:Name: (3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one Synonyms: 4-AA; 4-AOSA; Acetoxyazetidinone CAS Registry number: 76855-69-1 EINECS:408-050-9 Molecular Formula: C13H25NO4Si Boiling Point: 358.318°C at 760 mmHg Flash Point: 170....
  • Updatetime:Dec 20 2019 
High Quality (3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one Supplier
High Quality (3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethyls...
  • Appearance:White to light yellow crystal powder 
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  • Description:Superiority Details Transportation:By Sea or By Air or Courier Storage:Store in dry, dark and ventilated plac... Keywords:76855-69-1,(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one,4-AA
  • Updatetime:Mar 02 2021 
3-(1-(ButyldiMethylsilyloxy)ethyl)-4-oxoazetidin-2-yl acetate
3-(1-(ButyldiMethylsilyloxy)ethyl)-4-oxoazetidin-2-yl acetat...
  • Description:3-(1-(ButyldiMethylsilyloxy)ethyl)-4-oxoazetidin-2-yl acetate
  • Updatetime:Apr 10 2018 
4-Acetoxyazetidin-2-one
4-Acetoxyazetidin-2-one
  • FOB Price:50 USD/Kilogram 
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  • Brand:AICRO 
  • Updatetime:Dec 20 2019 
(3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
(3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl...
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  • Description:Product NO: SP041 (3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one Basic information Product Name: (3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
  • Updatetime:May 21 2019 
Hot sell High Quality (3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one (CAS 76855-69-1)
Hot sell High Quality (3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyl...
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  • Usage:Pharmaceutical raw materials 
  • Brand:Dahua 
  • Updatetime:Sep 29 2016 
(3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one 76855-69-1
(3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl...
  • FOB Price:1 USD/Gram 
  • Min.Order:1 Gram 
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  • Appearance:White to light-yellow crystalline powder 
  • Purity:99% 
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  • Usage:Pharmaceutical Raw materials 
  • Brand:XinRunde 
  • Description:Name: (3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one Synonyms: 4-AA; 4-AOSA; Acetoxyazetidinone CAS Registry number: 76855-69-1 EINECS:408-050-9 Molecular Formula: C13H25NO4Si Boiling Point: 358.318°C at 760 mmHg Flash Point: 170....
  • Updatetime:Mar 26 2019 
(3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
(3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl...
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  • Brand:Dochemical 
  • Description:product Name (3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one Synonyms 4-AA; 4-AOSA; Acetoxyazetidinone; 4AA; 4-acetoxyazetidin-2-one; Acetoxysilyloxyazetidinone; (2R,3R)-3-[(1R)-1-{[tert-butyl(dimethyl)silyl]oxy}ethyl]-4-oxoazetidin...
  • Updatetime:Jul 25 2019 
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl...
  • Min.Order:25 Kilogram 
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  • Appearance:White to light yellow crystal powder 
  • Purity:99% 
  • Packaging:25kg/drum 
  • Usage:preparation of carbapenem antibiotics 
  • Brand:SAICHUANG 
  • Description:Safe 99% (3S,4R)-4-Acetoxy-3-[(R)-1-(Tert-Butyldimethylsilyloxy) Ethyl]azetidin-2-One For Carbapenem Antibiotics CAS 76855-69-1 Quick Details (3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one Synonym: 4-AA;(3s,4r)-4-acetoxy-3-[(r)-1-(...
  • Updatetime:Sep 21 2016 
4-acetoxyazetidin-2-one
4-acetoxyazetidin-2-one
  • FOB Price:0 USD/Gram 
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  • Description:Shanghai Credit Asia Chemical Co., Ltd. is specialized in trading and developing active pharmaceutical ingredients, intermediates, API, and custom synthesis according to client’s requirements.We will provide you with better service, better quality, better pri...
  • Updatetime:Jun 12 2019 
High Quality 4-AA 76855-69-1 in stock fast delivery good supplier
High Quality 4-AA 76855-69-1 in stock fast delivery good sup...
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High quality 4-Acetoxyazetidin-2-One supplier in China
High quality 4-Acetoxyazetidin-2-One supplier in China
  • FOB Price:1 USD/Kilogram 
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  • Usage:Intermediate 
  • Brand:Chemzhongyuan 
  • Description:Name: (3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one Synonyms: 4-AA; 4-AOSA; ZINC195807945; Acetoxyazetidinone CAS Registry number: 76855-69-1 EINECS:408-050-9 Molecular Formula: C13H25NO4SI Boiling Point: 358.318°C at 760 mmHg Fl...
  • Updatetime:Jul 13 2021 
4-acetoxyazetidin-2-one
4-acetoxyazetidin-2-one
  • FOB Price:1 USD/Gram 
  • Min.Order:1 Gram 
  • Supply Ability:100 Kilogram/Month 
  • Appearance:White solid 
  • Purity:98% 
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  • Usage:Pharm intermediate 
  • Brand:HuiChem 
  • Description:We could receive custom synthesis according to your requirements from lab scale to commercial scale
  • Updatetime:Jun 28 2017 
4-AA 76855-69-1 supplier
4-AA 76855-69-1 supplier
  • Min.Order:1 Milligram 
  • Supply Ability:100 Metric Ton/Year 
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  • Purity:98% 
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  • Description:Superiority nanjing sunsure chemical technology co., ltd., established in 2009, has expanded a compositive entity from initially only as a small manufacturer. the company dedicated to the development, production and marketing of chemicals. sunsure covers whole...
  • Updatetime:Feb 25 2019 
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl...
  • Min.Order:1 Kilogram 
  • Supply Ability:100 Metric Ton/Year 
  • Purity:99 
  • Packaging:According to your demand 
  • Description:2-Azetidinone,4-(acetyloxy)-3-[1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]ethyl]-, [3R-[3a(R*),4b]]-;(1'R,3R,4R)-4-acetoxy-3-(1'-tert-butyldimethylsilyloxyethyl)-2-azetidinone;(3R,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsiloxy)ethyl]azetidin-2-one;(3R,4R)-4-Ac...
  • Updatetime:Nov 21 2018 
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl...
  • Min.Order:1 Gram 
  • Purity:98.00% 
  • Packaging:Clients requirement 
  • Usage:Pharmaceutical intermediates 
  • Brand:Isen 
  • Description:【Appearance】 white to light yellow crystal powder【Density】 1.039g/cm3【Melting Point】 107-109℃【Boiling Point】 358.318°C at 760 mmHg【Refractive Index】 1.464【Flash Point】 170.505°C【Alpha】 51 o (C=1, CHLOROFORM)【Storage temp】 2-8°C
  • Updatetime:May 13 2016 
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one
(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl...
  • Min.Order:0.1 Kilogram 
  • Purity:98% 
  • Packaging:According to the customer's requirements 
  • Description:Notes: For more information and products, please feel free to contact our sales department about your inquiries. Claim: Products are sold only to countries where patents are not infringed. Customers are responsible for their own obligations.
  • Updatetime:Aug 31 2015 
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