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29401-90-9

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29401-90-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 29401-90-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,4,0 and 1 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 29401-90:
(7*2)+(6*9)+(5*4)+(4*0)+(3*1)+(2*9)+(1*0)=109
109 % 10 = 9
So 29401-90-9 is a valid CAS Registry Number.
InChI:InChI=1/CH4O3S.Ca/c2-1-5(3)4;/h2H,1H2,(H,3,4);/q;+2/p-1

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