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104700-21-2

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  • Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione,2,3,6a,9a-tetrahydro-2-hydroxy-4-methoxy- (9CI)

    Cas No: 104700-21-2

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104700-21-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 104700-21-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,7,0 and 0 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 104700-21:
(8*1)+(7*0)+(6*4)+(5*7)+(4*0)+(3*0)+(2*2)+(1*1)=72
72 % 10 = 2
So 104700-21-2 is a valid CAS Registry Number.

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