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2-Diazo-2-(diphenyl-phosphinoyl)-1-naphthalen-2-yl-ethanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

58971-63-4

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58971-63-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 58971-63-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,9,7 and 1 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 58971-63:
(7*5)+(6*8)+(5*9)+(4*7)+(3*1)+(2*6)+(1*3)=174
174 % 10 = 4
So 58971-63-4 is a valid CAS Registry Number.

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