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16958-29-5

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16958-29-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16958-29-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,9,5 and 8 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 16958-29:
(7*1)+(6*6)+(5*9)+(4*5)+(3*8)+(2*2)+(1*9)=145
145 % 10 = 5
So 16958-29-5 is a valid CAS Registry Number.
InChI:InChI=1/C19H27NO7/c1-11-9-19(12(2)27-19)17(23)26-14-6-8-20(4)7-5-13(15(14)21)10-25-16(22)18(11,3)24/h5,11-12,14,24H,6-10H2,1-4H3/b13-5-/t11-,12+,14-,18-,19+/m1/s1

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