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1,18-Bis(4-methoxyphenyl)-2,9,19,26-tetraoxapentacyclo<30.2.2.210,13.215,18.227,30>dotetraconta-1,10,12,15,17,27,29,32,35,37,39,41-dodecaen-4,6,21,23-tetrain-14,31-diylium-bis(tetrafluoroborat) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

142457-72-5

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142457-72-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142457-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,4,5 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 142457-72:
(8*1)+(7*4)+(6*2)+(5*4)+(4*5)+(3*7)+(2*7)+(1*2)=125
125 % 10 = 5
So 142457-72-5 is a valid CAS Registry Number.

142457-72-5Downstream Products

142457-72-5Relevant academic research and scientific papers

Concave Triphenylmethane Dyestuffs

Berscheid, Ralf,Nieger, Martin,Voegtle, Fritz

, p. 2539 - 2552 (2007/10/02)

Triply- and doubly-bridged as well as dye molecules (2, 18, and 11) connected by a single chain were prepared including the corresponding phenolphthalein and fluorescein derivatives (24a-c).The concave orange-coloured triphenylmethane dye 2 exhibits solva

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