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4H-Pyrano[2,3-c]pyridin-4-one, 5,6,7,8-tetrahydro-3-hydroxy-, hydrobromide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91305-68-9

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91305-68-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91305-68-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,3,0 and 5 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 91305-68:
(7*9)+(6*1)+(5*3)+(4*0)+(3*5)+(2*6)+(1*8)=119
119 % 10 = 9
So 91305-68-9 is a valid CAS Registry Number.

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