664365-92-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 664365-92-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,4,3,6 and 5 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 664365-92:
(8*6)+(7*6)+(6*4)+(5*3)+(4*6)+(3*5)+(2*9)+(1*2)=188
188 % 10 = 8
So 664365-92-8 is a valid CAS Registry Number.
664365-92-8Relevant articles and documents
Modified coumarins. 10. Synthesis of substituted 2-(7-oxofuro[3,2-g] chromen-6-yl) acetic acids
Nagorichna,Dubovik,Garazd,Khilya
, p. 253 - 261 (2007/10/03)
Substituted 2-(7-oxofuro[3,2-g]chromen-6-yl) acetic acids, modified psoralen analogs, were synthesized by linear fusion of a furan ring to the coumarin system.