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73953-93-2

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73953-93-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73953-93-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,9,5 and 3 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 73953-93:
(7*7)+(6*3)+(5*9)+(4*5)+(3*3)+(2*9)+(1*3)=162
162 % 10 = 2
So 73953-93-2 is a valid CAS Registry Number.
InChI:InChI=1/C23H29NO2.C4H4O4/c1-3-24(4-2)13-15-25-18-22(17-23-10-7-14-26-23)21-12-11-19-8-5-6-9-20(19)16-21;5-3(6)1-2-4(7)8/h5-12,14,16,22H,3-4,13,15,17-18H2,1-2H3;1-2H,(H,5,6)(H,7,8)/b;2-1+

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