ALPHA-CARBOLINE DERIVATIVES AND METHODS FOR PREPARATION THEREOF
申请人:Mizuno Masahiro
公开号:US20090326229A1
公开(公告)日:2009-12-31
To provide methods for preparing alpha-carboline derivatives in few steps, as well as conveniently and industrially advantageously. A method for preparation of a compound represented by Formula (II) or a salt thereof, comprising subjecting a compound represented by Formula (I) or a salt thereof to a ring closure reaction in the presence of a palladium catalyst, a ligand, and a base; a method for preparation of a compound represented by Formula (IX) or a salt thereof, comprising subjecting a compound represented by Formula (VII) or a salt thereof to a ring closure reaction in the presence of a palladium catalyst, a ligand, and a base, and subsequently to an aromatization reaction; and methods for preparation of compounds represented by Formulae (XV), (XVII), and (XIX) or a salt thereof, comprising subjecting respective compounds represented by Formulae (II) and (IX) or a salt thereof to a reaction for introducing a leaving group when necessary, and subsequently to a coupling reaction: wherein the symbols respectively represent the same meaning as defined in the present specification.
A composition suitable for scavenging oxygen is disclosed which comprises a carrier having a combination of a hydroxosulfitometalate and a transition metal ion source.
An oxygen scavenging system and composition capable of providing good oxygen absorption activity and capabilities, wherein the system comprises a modified anionic hydrotalcite particulate material and a transition metal ion source.
Composition for treating cells and method for qualitatively and quantitatively customizing the formulation thereof
申请人:——
公开号:US20030073580A1
公开(公告)日:2003-04-17
The instant invention relates to a composition of solution stable Ca
++
, Mg
++
, N
3−
, and S
6+
moieties and a method of varying the quantitative proportions of at least the solution stable Ca
++
and Mg
++
moieties in the composition. In its more complex expression, the invention provides a composition that includes compensating proportions of substantially any of the essential micronutrients or macronutrients in a solution stable form. In a first preferred embodiment, the invention has utility as a soil treatment composition. In a second preferred embodiment, the invention has utility as a cell culture medium. The invention further contemplates the recovery of a substantially pure CO
2
product formed by the reaction process that produces the instant composition.
本发明涉及一种溶液稳定的 Ca
++
、镁
++
, N
3-
和 S
6+
基团的方法,以及至少改变溶液中稳定 Ca
和镁
和镁
和 Mg
分子在组合物中的数量比例。在更复杂的表述中,本发明提供了一种组合物,该组合物包括基本上任何一种溶液稳定形式的必需微量营养素或宏量营养素的补偿比例。在第一个优选实施方案中,本发明可用作土壤处理组合物。在第二个优选实施方案中,本发明可用作细胞培养基。本发明还考虑回收基本纯净的 CO
2
产品。
COMPOSITION FOR TREATING CELLS AND METHODS FOR QUALITATIVELY AND QUANTITATIVELY CUSTOMIZING THE FORMULATION THEREOF FOR A HEURISTICALLY DERIVED LIVING CELL NUTRIENT-COMPOSITION-ON-DEMAND