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(R)-(7-nitro-2,3-dihydro-1,4-benzodioxin-2-yl)methanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

157692-44-9

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157692-44-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 157692-44-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,6,9 and 2 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 157692-44:
(8*1)+(7*5)+(6*7)+(5*6)+(4*9)+(3*2)+(2*4)+(1*4)=169
169 % 10 = 9
So 157692-44-9 is a valid CAS Registry Number.

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