Date Aug. 1, 1996A method of using vitamin D derivatives of the formula <IMAGE> I wherein X is =CH2 or H,H; Y is a moiety-CH(CH3)-(A)n-C(O)-OR1(a)-CH(CH3)-CH2-O-C(O)-R2(b)or-C(O)-OR1(c);A is -CH=CH- or CH2-CH2-R1 is lower alkyl, cycloalkyl, cycloalkyl...
The honokiol series derivatives of the invention mainly include 3-substituted derivatives of honokiol, the honokiol derivative represented by the formula Ia is an intermediate product, and the structural formula of the honokiol series derivatives is shown as II, wherein R1 is one of H, halogen, ...
Novel peptide derivatives and their application, in particular in therapyABSTRACT OF THE TECHNICAL CONTENT OF THE INVENTIONThe subject of the invention is peptide derivatives corresponding to formula X1 - X2 - Gly - Asp - X3 - X4 (I) . in which: X1 represents a hydrogen atom, a N-protecti...
In the present invention there are disclosed derivatives of 5-substituted pyrrolo[3,4-d]pyrimidine-2,4-diones of the general formula I, in which the substituents have specific meaning, further process of their preparation, pharmaceuticals in which the derivatives are comprised as well as the use...
Here, we derive a formula for the variance of the sample entropy as a sum of central moments of binomial and multinomial distributions. These central moments are computed using a novel recursive approach. This approach allows us to approximate the variance with a high level of accuracy, up to...
Benzimidazole derivate und ihre anwendung als gaba a rezeptor komplex modulatoren Benzimidazole derivatives and their application as modulators gaba a rece... The invention relates to novel pyridine derivatives of formula (D, their preparation and their use as pharmaceutically active compounds. Said comp...
PYRIMIDINONE DERIVATIVES AND USES THEREOF TO NEUTRALIZE THE BIOLOGICAL ACTIVITY OF CHEMOKINES A subject of the present invention is a compound having the general formula (I) a pharmaceutically acceptable salt thereof or a tautomeric form thereof, wherein A, B3, B4, B5, Y, X, B1 and B2 are ...
where x, y, z and w are driving variables, and \(\frac{{\text{dx}}}{{\text{dt}}}\),\(\frac{\text{dy}}{{\text{dt}}}\),\(\frac{\text{dz}}{{\text{dt}}}\),\(\frac{\text{dw}}{{\text{dt}}}\) are derivatives of x, y, z, w respectively. The system's parameters...
Camptothecin and its derivatives A pentacyclic compound called Camptothecin (CPT, C20H16N2O4) was first discovered from by American chemists Wall and Wani in 1966 [112]. CPT consists of five rings: a pyridinone ring (also known as ring D), a pyrrole ring (A, B, and C rings), and a ...
On information costs, short sales and the pricing of extendible options, steps and Parisian options This paper provides a simple framework for the valuation of exotic derivatives within shadow costs of incomplete information and short sales. The specific ... M Bellalah - 《Annals of Operations Res...