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71765-94-1

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71765-94-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71765-94-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,7,6 and 5 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 71765-94:
(7*7)+(6*1)+(5*7)+(4*6)+(3*5)+(2*9)+(1*4)=151
151 % 10 = 1
So 71765-94-1 is a valid CAS Registry Number.
InChI:InChI=1/C18H23IO2/c1-18-7-6-13-12-5-3-11(20)8-10(12)2-4-14(13)15(18)9-16(19)17(18)21/h3,5,8,13-17,20-21H,2,4,6-7,9H2,1H3/t13-,14-,15+,16-,17+,18+/m1/s1

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