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83399-98-8

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  • 2,7-Naphthalenedisulfonicacid,5-[[4-[(5-chloro-2,6-difluoro-4-pyrimidinyl)amino]benzoyl]amino]-4-hydroxy-3-[2-(2-sulfophenyl)diazenyl]-,sodium salt (1: )

    Cas No: 83399-98-8

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  • 5-[[4-[(5-chloro-2,6-difluoropyrimidin-4-yl)amino]benzoyl]amino]-4-hydroxy-3-[(2-sulphophenyl)azo]naphthalene-2,7-disulphonic acid, sodium salt

    Cas No: 83399-98-8

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83399-98-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83399-98-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,3,9 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 83399-98:
(7*8)+(6*3)+(5*3)+(4*9)+(3*9)+(2*9)+(1*8)=178
178 % 10 = 8
So 83399-98-8 is a valid CAS Registry Number.

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