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81569-96-2

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81569-96-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81569-96-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,5,6 and 9 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 81569-96:
(7*8)+(6*1)+(5*5)+(4*6)+(3*9)+(2*9)+(1*6)=162
162 % 10 = 2
So 81569-96-2 is a valid CAS Registry Number.
InChI:InChI=1/C26H40O3.C23H32O3/c1-4-5-6-7-8-24(28)29-19-13-15-25(2)18(17-19)9-10-20-21-11-12-23(27)26(21,3)16-14-22(20)25;1-3-4-5-22(25)26-21-11-10-20-19-8-6-15-14-16(24)7-9-17(15)18(19)12-13-23(20,21)2/h9,19-22H,4-8,10-17H2,1-3H3;7,9,14,18-21,24H,3-6,8,10-13H2,1-2H3/t19-,20-,21-,22-,25-,26-;18?,19?,20?,21-,23-/m00/s1

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