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(3R)-3r,4c,5t-trihydroxy-cyclohex-1-enecarbaldehyde-(2,4-dinitro-phenylhydrazone) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

109369-56-4

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109369-56-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109369-56-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,3,6 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 109369-56:
(8*1)+(7*0)+(6*9)+(5*3)+(4*6)+(3*9)+(2*5)+(1*6)=144
144 % 10 = 4
So 109369-56-4 is a valid CAS Registry Number.

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