523999-81-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 523999-81-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,2,3,9,9 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 523999-81:
(8*5)+(7*2)+(6*3)+(5*9)+(4*9)+(3*9)+(2*8)+(1*1)=197
197 % 10 = 7
So 523999-81-7 is a valid CAS Registry Number.
523999-81-7Relevant articles and documents
New dirhodium(II,II) species as building corner connectors for square molecular boxes
Lo Schiavo, Sandra,Nicolò, Francesco,Tresoldi, Giuseppe,Piraino, Pasquale
, p. 351 - 356 (2008/10/08)
The new mixed dirhodium(II,II) complexes, [Rh2(form)2(O2CC6H 4CN)2] (2) and [Rh2(form)2(O2CC5H 4N)2] (3) (form=N,N′-di-p-to