430450-28-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 430450-28-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,0,4,5 and 0 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 430450-28:
(8*4)+(7*3)+(6*0)+(5*4)+(4*5)+(3*0)+(2*2)+(1*8)=105
105 % 10 = 5
So 430450-28-5 is a valid CAS Registry Number.
430450-28-5Relevant articles and documents
Modified coumarins. 15. Condensed psoralen derivatives based on substituted dibenzo[b,d]pyran-6-ones
Garazd,Garazd,Khilya
, p. 535 - 540 (2004)
Benzo[c]furo[3,2-g]chromen-5-ones, modified psoralen analogs containing a substituted benzene ring annelated at the 5,6-position of the furo[3,2-g]chromen-7-one system, were prepared by the MacLeod method. 2004 Springer Science + Business Media, Inc.