Material Safety Data Sheet Section 1. Identification of the substance 2-(N-Boc-aminomethyl)-4-fluorophenylboronic acid Product Name: Synonyms: Section 2. Hazards identification Harmful by inhalation, in contact with skin, and if swallowed. H315: Causes skin irritation H319: Causes serious eye irritation H335: May cause respiratory irritation P261: Avoid breathing dust/fume/gas/mist/vapours/spray Wear protective gloves/protective clothing/eye protection/face protection P280: P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do – continue rinsing P304+P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing P405: Store locked up Section 3. Composition/information on ingredients. 2-(N-Boc-aminomethyl)-4-fluorophenylboronic acid Ingredient name: CAS number: 850568-64-8 Section 4. First aid measures Immediately wash skin with copious amounts of water for at least 15 minutes while removing Skin contact: contaminated clothing and shoes. If irritation persists, seek medical attention. Eye contact: Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical attention. Inhalation: Remove to fresh air. In severe cases or if symptoms persist, seek medical attention. Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention. Ingestion: Section 5. Fire fighting measures In the event of a fire involving this material, alone or in combination with other materials, use dry powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus should be worn. Section 6. Accidental release measures Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national standards. Respiratory precaution: Wear approved mask/respirator Hand precaution: Wear suitable gloves/gauntlets Skin protection: Wear suitable protective clothing Eye protection: Wear suitable eye protection Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container for disposal. See section 12. Environmental precautions: Do not allow material to enter drains or water courses. Section 7. Handling and storage Handling: This product should be handled only by, or under the close supervision of, those properly qualified in the handling and use of potentially hazardous chemicals, who should take into account the fire, health and chemical hazard data given on this sheet. Storage: Store in closed vessels, refrigerated. Section 8. Exposure Controls / Personal protection Engineering Controls: Use only in a chemical fume hood. Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles. General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse. Section 9. Physical and chemical properties Not specified Appearance: Boiling point: No data Melting point: No data Flash point: No data Density: No data Molecular formula: C12H17BFNO4 Molecular weight: 269.1 Section 10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, hydrogen fluoride. Section 11. Toxicological information No data. Section 12. Ecological information No data. Section 13. Disposal consideration Arrange disposal as special waste, by licensed disposal company, in consultation with local waste disposal authority, in accordance with national and regional regulations. Section 14. Transportation information Non-harzardous for air and ground transportation. Section 15. Regulatory information No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302, or have known CAS numbers that exceed the threshold reporting levels established by SARA Title III, Section 313.
There is provided compounds of formula I,
wherein R
1
to R
7
have meanings given in the description, which are useful in the prophylaxis and in the treatment of arrhythmias, in particular atrial and ventricular arrhythmias.
Continuous Flow Palladium(II)-Catalyzed Oxidative Heck Reactions with Arylboronic Acids
作者:Luke R. Odell、Jonas Lindh、Tomas Gustafsson、Mats Larhed
DOI:10.1002/ejoc.201000063
日期:2010.4
Palladium(II)-catalyzedoxidativeHeckreactions were investigated under continuousflow conditions. Selective, fast and convenient protocols for the coupling of arylboronicacids with electron-rich and electron-poor olefins were developed by using a commercially available flow reactor.
在连续流动条件下研究了钯 (II) 催化的氧化 Heck 反应。通过使用市售流动反应器开发了用于将芳基硼酸与富电子和缺电子烯烃偶联的选择性、快速和方便的方案。
Tetracyclic indole derivatives as antiviral agents
申请人:Conte Immacolata
公开号:US20060100262A1
公开(公告)日:2006-05-11
The present invention relates to tetracyclic indole compounds of formula (I):
wherein R
1
, R
2
, A, Ar, W, X, Y and Z are defined herein, and pharmaceutically acceptable salts thereof, pharmaceutical compositions comprising them, and their use for the treatment or prevention of infection by hepatitis C virus.
The present invention provides a compound of a formula (I):
wherein the variables are defined herein; to a process for preparing such a compound; and to the use of such a compound in the treatment of a PDE4 mediated disease state.
Chemical Compounds 637: Pyridopyrimidinediones as PDE4 Inhibitors
申请人:Bonnert Roger Victor
公开号:US20100204203A1
公开(公告)日:2010-08-12
The present invention provides a compound of a formula (I), wherein the variables are defined herein; to a process for preparing such a compound; and to the use of such a compound in the treatment of a PDE4 mediated disease state.