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16720-69-7

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16720-69-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16720-69-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,7,2 and 0 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 16720-69:
(7*1)+(6*6)+(5*7)+(4*2)+(3*0)+(2*6)+(1*9)=107
107 % 10 = 7
So 16720-69-7 is a valid CAS Registry Number.
InChI:InChI=1/C16H24N6O5S/c1-16(18,15(25)26)3-4-28(2)5-8-10(23)11(24)14(27-8)22-7-21-9-12(17)19-6-20-13(9)22/h6-8,10-11,14,23-24H,3-5,18H2,1-2H3,(H2-,17,19,20,25,26)/t8-,10-,11-,14-,16?,28?/m1/s1

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