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109855-57-4

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109855-57-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109855-57-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,8,5 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 109855-57:
(8*1)+(7*0)+(6*9)+(5*8)+(4*5)+(3*5)+(2*5)+(1*7)=154
154 % 10 = 4
So 109855-57-4 is a valid CAS Registry Number.

109855-57-4Relevant articles and documents

Potential cerebral perfusion agents. Synthesis and evaluation of berberine analogues

Srivastava,Tedjamulia,Knapp Jr.

, p. 1167 - 1169 (1986)

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