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134821-16-2

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134821-16-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134821-16-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,8,2 and 1 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 134821-16:
(8*1)+(7*3)+(6*4)+(5*8)+(4*2)+(3*1)+(2*1)+(1*6)=112
112 % 10 = 2
So 134821-16-2 is a valid CAS Registry Number.
InChI:InChI=1/C25H40N6O9/c1-25(2,3)40-24(38)30-17(13-20(34)39-4)23(37)31-11-7-9-18(31)22(36)29-16(12-19(27)33)21(35)28-15(14-32)8-5-6-10-26/h7,11,14-18H,5-6,8-10,12-13,26H2,1-4H3,(H2,27,33)(H,28,35)(H,29,36)(H,30,38)/t15-,16-,17-,18-/m0/s1

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