1080645-02-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1080645-02-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,8,0,6,4 and 5 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1080645-02:
(9*1)+(8*0)+(7*8)+(6*0)+(5*6)+(4*4)+(3*5)+(2*0)+(1*2)=128
128 % 10 = 8
So 1080645-02-8 is a valid CAS Registry Number.
1080645-02-8Relevant articles and documents
Process for the preparation of trans-2,3-disubstituted naphthoquinones
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Page/Page column 2, (2010/06/16)
The invention concerns a new process for the preparation of naphthoquinones, in particular an improved process for the preparation of 2,3-disubstituted 1,4-naphthoquinones, in the trans configuration.