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2r,3t,5,6-tetraphenyl-(6ξH)-7-oxa-1,4-diaza-bicyclo[4.1.0]hept-4-ene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

58821-34-4

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58821-34-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 58821-34-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,8,2 and 1 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 58821-34:
(7*5)+(6*8)+(5*8)+(4*2)+(3*1)+(2*3)+(1*4)=144
144 % 10 = 4
So 58821-34-4 is a valid CAS Registry Number.

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