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2-chloro-11-oxo-11H-spiro[dibenzo[b,f]oxepine-10,4'-piperidine]-1'-carbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70764-54-4

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70764-54-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70764-54-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,7,6 and 4 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 70764-54:
(7*7)+(6*0)+(5*7)+(4*6)+(3*4)+(2*5)+(1*4)=134
134 % 10 = 4
So 70764-54-4 is a valid CAS Registry Number.

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