Cas 1121545-25-2,C<sub>29</sub>H<sub>20</sub>O

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Check Digit Verification of cas no

The CAS Registry Mumber 1121545-25-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,2,1,5,4 and 5 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1121545-25:
(9*1)+(8*1)+(7*2)+(6*1)+(5*5)+(4*4)+(3*5)+(2*2)+(1*5)=102
102 % 10 = 2
So 1121545-25-2 is a valid CAS Registry Number.

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1121545-25-2Relevant articles and documents

Orange phosphorescent organic light-emitting diodes using new spiro[benzoanthracene-fluorene]-type host materials

Kim, Ji-Young,Lee, Chil-Won,Jang, Jee Geun,Gong, Myoung-Seon

, p. 304 - 313 (2012)

New spirobenzoanthrcene-type orange phosphorescent host materials, 9-(spiro[benzoanthracene-7,9′-fluorene]-2′-yl)-9H-carbazole and 9-(spiro[benzoanthracene-7,9′-fluorene]-3-yl)-9H-carbazole, with stable efficiency roll-off, were prepared by an Ullmann cou

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1121545-25-2