1416250-46-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1416250-46-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,6,2,5 and 0 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1416250-46:
(9*1)+(8*4)+(7*1)+(6*6)+(5*2)+(4*5)+(3*0)+(2*4)+(1*6)=128
128 % 10 = 8
So 1416250-46-8 is a valid CAS Registry Number.
1416250-46-8Relevant articles and documents
NOVEL 3,4,4A,10B-TETRAHYDRO-1H-THIOPYRANO[4,3-C]ISOQUINOLINE COMPOUNDS
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Page/Page column 43-44, (2013/02/28)
The compounds of formula (1), in which A, X, R1, R2, R3 and R7 have the meanings as given in the description, are novel effective inhibitors of type 4 and 5 phosphodiesterase.