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1-Cyano-2-hydroxy-3-phenylazulen is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

33654-77-2

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33654-77-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 33654-77-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,6,5 and 4 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 33654-77:
(7*3)+(6*3)+(5*6)+(4*5)+(3*4)+(2*7)+(1*7)=122
122 % 10 = 2
So 33654-77-2 is a valid CAS Registry Number.

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