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28757-00-8

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28757-00-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 28757-00-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,7,5 and 7 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 28757-00:
(7*2)+(6*8)+(5*7)+(4*5)+(3*7)+(2*0)+(1*0)=138
138 % 10 = 8
So 28757-00-8 is a valid CAS Registry Number.
InChI:InChI=1/C16H20O3S/c1-10(2)14-9-12-7-5-6-8-13(12)16(20(17,18)19)15(14)11(3)4/h5-11H,1-4H3,(H,17,18,19)

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