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<1R-(1α,4aβ,4bα,7β,10aα)>-7-Acetyl-1,2,3,4,4a,4b,5,6,7,9,10,10a-dodecahydro-1,4a,7-trimethyl-1-phenanthrencarbonsaeure-methylester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

42401-48-9

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42401-48-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42401-48-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,4,0 and 1 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 42401-48:
(7*4)+(6*2)+(5*4)+(4*0)+(3*1)+(2*4)+(1*8)=79
79 % 10 = 9
So 42401-48-9 is a valid CAS Registry Number.

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