91830-31-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91830-31-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,8,3 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 91830-31:
(7*9)+(6*1)+(5*8)+(4*3)+(3*0)+(2*3)+(1*1)=128
128 % 10 = 8
So 91830-31-8 is a valid CAS Registry Number.
91830-31-8Relevant articles and documents
Antihypertensive spiro[benzofuran-azalkanes]
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, (2008/06/13)
There are described antihypertensive spiro[benzofuran-azalkanes] of the formula STR1 where X is hydrogen or halogen (F, Cl, Br, or I); m and n are each 0, 1 or 2 but m plus n is 1 or 2; and R is STR2 k being 2 or 3 and Y being hydrogen or halogen, which a