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(3R,4R)-4-Acetoxy-3-[(R)-(tert-butyldimethylsilyloxy)ethyl]-2-azetidinone

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Formula: C13H25NO4Si
CAS: 76855-69-1
search Element: butyldimethylsilyloxy azetidinone acetoxy ethyl tert
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Identification

Structural Formula
(3R,4R)-4-Acetoxy-3-[(R)-(tert-butyldimethylsilyloxy)ethyl]-2-azetidinone
CAS:
76855-69-1
EINECS:
Molecular Formula:
C13H25NO4Si
MDL:
MFCD00077636
SMILES:
O=C1N[C@](OC(C)=O)[C@@]1([H])[C@](O[Si](C)(C(C)(C)C)C)C
Synonym:
4-acetoxyazetidin-2-one ; 4-acetoxyazetidin-2-one(4aa) ; acetoxyazetidinone ; (3s,4r)-4-acetoxy-3- ; intermediates of meropenem ; 4aa(aosa) ; acetoxysilyloxyazetidinone ; 4-aa ; 4-aosa ; 4-aa or 4-aosa




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Prices & Availability




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Properties for (3R,4R)-4-Acetoxy-3-[(R)-(tert-butyldimethylsilyloxy)ethyl]-2-azetidinone

Molecular Weight:
287.43 g·mol−1
Melting point:
107-109 °C(lit.)
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Hazard Statements

GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
    • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization
GHS09

GHS09
Environmental hazard
  • Acute hazards to the aquatic environment, category 1
  • Chronic hazards to the aquatic environment, categories 1, 2
  • Environmental toxicity, categories 1, 2

Safety & Transport Information

Risk Codes:
R36 - Irritating to eyes
R43 - May cause sensitisation by skin contact
R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
Safety Codes:
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:
Xi, N
Hazard symbol N Hazard symbol Xi
Storage temperature :
2-8°C
RID/ADR certification :
UN 3077 9 / PG 3
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Alternative Distributors of [(3R,4R)-4-Acetoxy-3-[(R)-(tert-butyldimethylsilyloxy)ethyl]-2-azetidinone]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

ZhangJiaGang CAE International Trading Co., Ltd. | BOC Sciences | Jinan Great Chemical Co., Ltd. | Lanospharma Laboratories Co., Ltd. | Evershine Chemical Co.,Ltd. | Nebula Chemicals Co, Ltd. | Xiang Ding Chemical International Co., Ltd | New Dragon Industrial Co., Ltd | Watson International Ltd | 3B Scientific Corporation | TCI Europe NV | Hangzhou Think Chemical Co., Ltd. | Jinan Haohua Industry Co., Ltd. | Green Fine Chemical (Shanghai) Co., Ltd. | Long Island Pharmaceutical & Chemical Co. Ltd. | Chengdu Qiaofeng Technological Development Co., Ltd. | Suzhou Vosun Chemical Co.,Ltd. | Shanghai Boyle Chemical Co., Ltd. | Bichem Lab Co., Ltd. | Zhejiang Kaili Industrial Co., Ltd. | Sino Rarechem Labs Co. Ltd.

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