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(22R)-6α,7α-Epoxy-5,22-dihydroxy-D(17a)-homo-18,26,27-trinor-5α-cholesta-2,13,15,17-tetrene-1,24-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

40071-63-4

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40071-63-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40071-63-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,0,7 and 1 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 40071-63:
(7*4)+(6*0)+(5*0)+(4*7)+(3*1)+(2*6)+(1*3)=74
74 % 10 = 4
So 40071-63-4 is a valid CAS Registry Number.

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