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99933-16-1

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99933-16-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99933-16-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,9,3 and 3 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 99933-16:
(7*9)+(6*9)+(5*9)+(4*3)+(3*3)+(2*1)+(1*6)=191
191 % 10 = 1
So 99933-16-1 is a valid CAS Registry Number.
InChI:InChI=1/C15H27NO11/c1-6(20)16-7(3-17)10(22)13(8(21)4-18)27-15-14(25-2)12(24)11(23)9(5-19)26-15/h3,7-15,18-19,21-24H,4-5H2,1-2H3,(H,16,20)/t7?,8-,9-,10-,11+,12+,13-,14-,15+/m1/s1

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