CAS 76855-69-1; 4-乙酰氧基氮杂环丁酮; 4AA

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货号

品牌

产品名称

规格

包装、参考价格

A831239

MACKLIN

4-乙酰氧基氮杂环丁酮

98%

45元/5g; 148元/25g; 568元/100g; 2403元/500g;

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储存：2-8°C
状态：白色到灰白色固体

A1124

TCI

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

>98.0%(N)

790元/5G; 3690元/25G;

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基本信息

纯度/分析方法	>98.0%(N)
分子式/分子量	C₁₃H₂₅NO₄Si = 287.43
外观与形状(20℃)	固体
储存在惰性气体下	存放于惰性气体之中
应避免的情况	湿气 (分解)
Reaxys-RN	4690202
PubChem物质ID	87562608
MDL编号	MFCD00077636

技术规格

Appearance	White to Almost white powder to crystal
Purity(with Total Nitrogen)	min. 98.0 %
Melting point	107.0 to 110.0 ℃
Specific rotation [a]20/D	+53.0 to +59.0 deg(C=0.5, Toluene)
Solubility in Methanol	almost transparency

物性(参考值)

熔点

108 ℃

安全信息

图形或危害标志
信号词	警告
危险性说明	H319 : 造成严重眼刺激。 H317 : 可能造成皮肤过敏反应。 H411 : 对水生生物有毒并具有长期持续影响。
防范说明	P501 : 将内装物/容器送到批准的废物处理厂处理。 P261 : 避免吸入粉尘/烟/气体/烟雾/蒸气/喷雾。 P273 : 避免释放到环境中。 P272 : 受沾染的工作服不得带出工作场地。 P264 : 作业后彻底清洗皮肤。 P280 : 戴防护手套/戴防护眼罩/戴防护面具。 P302 + P352 : 如皮肤沾染：用水充分清洗。 P391 : 收集溢出物。 P337 + P313 : 如仍觉眼刺激：求医/就诊。 P305 + P351 + P338 : 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。 P362+P364 : 脱掉沾污的衣服，清洗后方可重新使用。 P333 + P313 : 如发生皮肤刺激或皮疹：求医/就诊。

运输信息

UN编号	UN3077
类别	9
包装类别	III
监管条件代码(*)

246725

J&K

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

98%

169元/1G; 428元/5G; 1714元/25G;

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基本信息

分子式	C₁₃H₂₅NO₄Si
分子量	287.43
熔点	107-109
比旋光度([α]20D)	+53° to +59° (C=0.5,Toluene)
MDL编码	MFCD00077636
EINECS 编号	408-050-9
存储条件	Store at 2-8℃

安全信息

图形或危害标志
提示语	Warning
危险说明	H317 H319 H401
防范说明	P280 P305+P351+P338
UN号码	3077
危险分类	9
包装等级	III
WGK	2

PH000895

Sigma-Aldrich

(2R,3R)-3-((1R)-1-[[tert-Butyl(dimethyl)silyl]oxy]ethyl)-4-oxo-2-azetidinyl acetate

Aldrich^CPR

2122.84元/250 MG;

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产品说明

其他说明

Please note that sigma-aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. sigma-aldrich does not collect analytical data for this product. Buyer assumes responsibility to confirm product identity and/or purity. All sales are final.
NOTWITHSTANDING ANY CONTRARY PROVISION CONTAINED IN SIGMA-ALDRICH′S STANDARD TERMS AND CONDITIONS OF SALE OR AN AGREEMENT BETWEEN SIGMA-ALDRICH AND BUYER, SIGMA-ALDRICH SELLS THIS PRODUCT "AS-IS" AND MAKES NO REPRESENTATION OR WARRANTY WHATSOEVER WITH RESPECT TO THIS PRODUCT, INCLUDING ANY (A) WARRANTY OF MERCHANTABILITY; (B) WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE; OR (C) WARRANTY AGAINST INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OF A THIRD PARTY; WHETHER ARISING BY LAW, COURSE OF DEALING, COURSE OF PERFORMANCE, USAGE OF TRADE OR OTHERWISE.

基本信息

线性分子式	C₁₃H₂₅NO₄Si
MDL编号	MFCD00077636

产品性质

SMILES string	O=C1[C@H]([C@@H](C)O[Si](C)(C)C(C)(C)C)[C@@H](OC(C)=O)N1
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

375845

Sigma-Aldrich

[3R(1′R,4R)]-(+)-4-Acetoxy-3-[1-(tert-butyldimethylsilyloxy)ethyl]-2-azetidinone

98%

852.07元/1 G;

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基本信息

经验(实验)分子式	C₁₃H₂₅NO₄Si
分子量	287.43
EC 号	408-050-9
MDL编号	MFCD00077636
PubChem化学物质编号	24863408
NACRES	NA.22

产品性质

质量水平	100
测定	98%
旋光性	[α]20/D +51°, c = 1 in chloroform
mp	107-109 ℃ (lit.)
储存温度	2-8℃
SMILES string	C[C@@H](O[Si](C)(C)C(C)(C)C)C1[C@H](NC1=O)OC(C)=O
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
InChI key	GWHDKFODLYVMQG-UBHAPETDSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H317 - H319 - H411
预防措施声明	P273 - P280 - P302 + P352 - P305 + P351 + P338
危险分类	Aquatic Chronic 2 - Eye Irrit. 2 - Skin Sens. 1
储存分类代码	11 - Combustible Solids
WGK	WGK 2
闪点(F)	Not applicable
闪点(C)	Not applicable
个人防护装备	dust mask type N95 (US), Eyeshields, Faceshields, Gloves

036489

Fluorochem

(3R,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one

97%

264元/5g; 726元/25g; 2354元/100g;

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基本信息

CAS Number	76855-69-1
MDL Number	MFCD00077636

安全信息

图形或危害标志
危险性说明	H317: May cause an allergic skin reaction. H319: Causes serious eye irritation. H411: Toxic to aquatic life with long lasting effects.
防范说明	P261: Avoid breathing . P264: Wash thoroughly after handling. P272: Contaminated work clothing should not be allowed out of the workplace. P273: Avoid release to the environment. P280: Wear . P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P321: Specific treatment (see . on this label). P333 + P313: If skin irritation or rash occurs: Get medical advice/attention. P337 + P313: If eye irritation persists: Get medical advice/attention. P363: Wash contaminated clothing before reuse. P391: Collect spillage. P501: Dispose of contents/container to local regulations..