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137718-15-1

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137718-15-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137718-15-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,7,1 and 8 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 137718-15:
(8*1)+(7*3)+(6*7)+(5*7)+(4*1)+(3*8)+(2*1)+(1*5)=141
141 % 10 = 1
So 137718-15-1 is a valid CAS Registry Number.
InChI:InChI=1/C10H20N4O4S.H3O4P/c1-2-18-14-10(17)19-7(3-4-8(15)16)5-6-13-9(11)12;1-5(2,3)4/h7H,2-6H2,1H3,(H,14,17)(H,15,16)(H4,11,12,13);(H3,1,2,3,4)/p-1

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