1218992-05-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1218992-05-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,8,9,9 and 2 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1218992-05:
(9*1)+(8*2)+(7*1)+(6*8)+(5*9)+(4*9)+(3*2)+(2*0)+(1*5)=172
172 % 10 = 2
So 1218992-05-2 is a valid CAS Registry Number.
1218992-05-2Relevant articles and documents
ESTERS OF 4,5-DISUBSTITUTED-OXY-2-METHYL-3,6-DIOXO-CYCLOHEXA-1,4-DIENYL ALKYL ACIDS AND PREPARATION THEREOF
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Page/Page column 4, (2010/04/23)
Esters of 4,5-disubstituted-oxy-2-methyl-3,6-dioxo-cyclohexa-1,4-dienyl alkyl acids were prepared chemically and/or enzymatically. Depending upon the ester, improved melanocyte cytotoxicity was achieved. Improved cytotoxicity characteristics are consisten
