The present invention relates to a process for preparing bisindenylalkanes of formula I:chemistry chemdraw filechemistry mol file;wherein R1, R2, R3, R4, and R5 have the same meaning as defined above, M represents a metal ion, and X independently represents a suitable leaving group, in a ...
H Fischer,P Halbig - 《European Journal of Organic Chemistry》 被引量: 11发表: 2010年 Naphthylether, processes for their use, agents containing them and their use as fungicides Naphthyl ethers of the formula I in which the index and the substituents have the following meaning: A is option...
meaning it can store up to 6 Li+and 6 e−per molecule. In addition, the cell can still retain 182.8 mAh g−1at C/10 rate after 100 cycles (Supplementary Fig.15). Cyclic voltammogram (CV) shows the redox characteristics of the Li/BDPPTS cell (Supplementary Fig.16). In the...
The present invention relates to carboxylic acid derivatives of formula (I) in which the radicals have the meaning given in the description, and the produc... DR AMBERG WILHELM,DR KLING ANDREAS,DR KLINGE DAGMAR,... 被引量: 62发表: 1997年 Organische Phosphorverbindungen XVII. Darstellung von...
摘要: compounds of the general formula wherein the symbols have meaning in the description above, provide excellent farbbildner in aufzeichnungsmaterialien based on acidic developer. there is intense blue, green, purple or red gr u00fcnblaue, tones, the excellent sublimations and light fast.收藏...
(wherein each group has the same meaning as given above). The symmetrical bis(arylmethylidene)-acetone compound of General Formula (1′) can be obtained by reacting acetone and the aryl aldehyde compound (5) in an aqueous solution under basic conditions using, e.g., a 1:2 ratio of ac...
1-(O-acyl-blocked-ss-D-ribofuranosyl)-1,2,4-triazoles which are substituted in position 3 and have the formula I where Ac and Y have the meaning stated in Claim 1 are prepared by reacting corresponding triazoles with corresponding ribof... J Witkowski,R Robins - US 被引量: 55发表: ...
Compounds of the general formula ##STR1## in which the symbols have the meaning given in the description, are highly suitable as color formers in recording materials based on acid developers. They giv
Highly preferred linear organopolysiloxane (B) for the compositions of this invention have the formula YR2 SiO(Me2 SiO)p (MeHSiO)q SiR2 Y wherein Y and R have the meaning noted and exemplified above and the sum of p plus q is equal to y, also noted above. The values of p and q...
Compounds of the general formula ##STR1## in which the symbols have the meaning given in the description, are highly suitable as color formers in recording materials based on acid developers. They give deep blue, green-blue, green, violet or red shades which have excellent sublimation and li...