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41989-32-6

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41989-32-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 41989-32-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,9,8 and 9 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 41989-32:
(7*4)+(6*1)+(5*9)+(4*8)+(3*9)+(2*3)+(1*2)=146
146 % 10 = 6
So 41989-32-6 is a valid CAS Registry Number.
InChI:InChI=1/C21H24O7/c1-9(2)19(24)26-14-8-11(4)15-13(23)7-10(3)16(15)18-17(14)21(6,20(25)27-18)28-12(5)22/h7,14,16-18H,1,8H2,2-6H3/t14-,16-,17+,18+,21?/m0/s1

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