909778-67-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 909778-67-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,9,7,7 and 8 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 909778-67:
(8*9)+(7*0)+(6*9)+(5*7)+(4*7)+(3*8)+(2*6)+(1*7)=232
232 % 10 = 2
So 909778-67-2 is a valid CAS Registry Number.
909778-67-2Relevant academic research and scientific papers
AMIDO-SUBSTITUTED 6-PHENYLPHENANTHRIDINES
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Page/Page column 38, (2008/06/13)
Compounds of a certain formula (I), in which R1, R2, R3, R31, R4, R5, R51, R6 and R7 have the meanings indicated in the description, are novel effective PDE4 inhibitors.
