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97645-25-5

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  • Disodium 5-(acetylamino)-4-hydroxy-3-((4-methyl-3-((phenylamino)sulphonyl)phenyl)azo)naphthalene-2,7-disulphonate

    Cas No: 97645-25-5

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97645-25-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97645-25-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,6,4 and 5 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 97645-25:
(7*9)+(6*7)+(5*6)+(4*4)+(3*5)+(2*2)+(1*5)=175
175 % 10 = 5
So 97645-25-5 is a valid CAS Registry Number.
InChI:InChI=1/C25H22N4O10S3.2Na/c1-14-8-9-18(12-21(14)40(32,33)29-17-6-4-3-5-7-17)27-28-24-22(42(37,38)39)11-16-10-19(41(34,35)36)13-20(26-15(2)30)23(16)25(24)31;;/h3-13,27,29H,1-2H3,(H,26,30)(H,34,35,36)(H,37,38,39);;/q;2*+1/p-2/b28-24-;;

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