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77193-02-3

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77193-02-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77193-02-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,9 and 3 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 77193-02:
(7*7)+(6*7)+(5*1)+(4*9)+(3*3)+(2*0)+(1*2)=143
143 % 10 = 3
So 77193-02-3 is a valid CAS Registry Number.
InChI:InChI=1/C17H31O18P/c18-1-6(23)10(24)8(3-20)34-36(29,30)35-14-9(4-21)32-17(5-22,15(14)28)33-16-13(27)12(26)11(25)7(2-19)31-16/h3,6-16,18-19,21-28H,1-2,4-5H2,(H,29,30)/t6-,7+,8-,9+,10-,11+,12-,13+,14+,15-,16+,17-/m0/s1

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