122747-89-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122747-89-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,7,4 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 122747-89:
(8*1)+(7*2)+(6*2)+(5*7)+(4*4)+(3*7)+(2*8)+(1*9)=131
131 % 10 = 1
So 122747-89-1 is a valid CAS Registry Number.
122747-89-1Relevant articles and documents
1,2λ3,3λ3-AZADIPHOSPHOLE EIN AROMATISCHES RINGSYSTEM MIT CIS-P=P-DOPPELBINDUNG 1λ3ρ3,λ3ρ3-DIPHOSPHOLE
Maerkl, G.,Dietl, S.,Ziegler, M. L.,Nuber, B.
, p. 5867 - 5870 (2007/10/02)
By reaction of 1,2,4,5-tetrazinedicarboxylates with 4 mole tert-butylphosphaethyne the title compounds are formed in an unusual reaction sequence.