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(5S)-4,5-epoxy-3-methoxy-17-phenethyl-7,8-seco-morphinane-7,8-diol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

103405-02-3

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103405-02-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103405-02-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,4,0 and 5 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 103405-02:
(8*1)+(7*0)+(6*3)+(5*4)+(4*0)+(3*5)+(2*0)+(1*2)=63
63 % 10 = 3
So 103405-02-3 is a valid CAS Registry Number.
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