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97801-20-2

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97801-20-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97801-20-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,8,0 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 97801-20:
(7*9)+(6*7)+(5*8)+(4*0)+(3*1)+(2*2)+(1*0)=152
152 % 10 = 2
So 97801-20-2 is a valid CAS Registry Number.

97801-20-2Downstream Products

97801-20-2Relevant articles and documents

Long-acting dihydropyridine calcium antagonists. 5. Synthesis and structure-activity relationships for a series of 2-[[(N-substituted-heterocyclyl)ethoxy]methyl]-1,4-dihydropyridine calcium antagonists

Alker,Campbell,Cross,Burges,Carter,Gardiner

, p. 1805 - 1811 (2007/10/02)

The synthesis of a series of 1,4-dihydropyridines which have N-linked heterocycles at the terminus of an ethoxymethyl chain at the 2-position is described. The calcium antagonist activity on rat aorta of this class of DHPs is compared with their negative

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