应用
It is used as a pharmaceutical intermediate. It is also used in the synthesis of fluorine-containing alkyl 2-cyano-3-oxocarboxylates and also in the syntheses of pyrazolo [1, 2-a] pyrazole and pyrazolo [5, 1-b] [1, 3] oxazine derivatives.

备注
Product exists as a 1:2 keto:enol tautomer mixture

基本信息

MDL
MFCD00043487

分子式
C₂H₅OOCCH(CN)COCH₃

分子量
155.16

灵敏度
Ambient temperatures.

形态
Liquid

溶解性
Not miscible or difficult to mix in water.

GHS危害和防范说明

GHS符号

Hazard Statements
H301-H311-H331
Toxic if swallowed.Toxic in contact with skin.Toxic if inhaled.

Precautionary Statements
P261-P280h-P301+P310a-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves/clothing.Wear protective gloves/clothing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险等级
6.1

包装组
III

危险类别
23/24/25
Toxic by inhalation, in contact with skin and if swallowed.

安全等级
4-9-20-27-36/37/39-45-60
Keep away from living quarters.Keep container in a well-ventilated place.When using do not eat or drink.Take off immediately all contaminated clothing.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste

TSCA
否

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

产品性质

安全信息

象形图
警示用语：	Danger
危险声明	H302 - H318
预防措施声明	P280 - P305 + P351 + P338
危险分类	Acute Tox. 4 Oral - Eye Dam. 1
储存分类代码	13 - Non Combustible Solids
WGK	WGK 3
闪点(F)	Not applicable
闪点(C)	Not applicable

基本信息

安全信息

图形或危害标志
危险性说明	H301: Toxic if swallowed. H311: Toxic in contact with skin. H331: Toxic if inhaled.
防范说明	P260: Do not breathe . P264: Wash hands thoroughly after handling. P270: Do not eat, drink or smoke when using this product. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P301 + P310: IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P311: Call a POISON CENTER or doctor/physician. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P321: Specific treatment (see . on this label). P322: Specific measures (see . on this label). P330: Rinse mouth. P361: Remove/Take off immediately all contaminated clothing. P363: Wash contaminated clothing before reuse. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P405: Store locked up. P501: Dispose of contents/container to local regulations.