1218941-81-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1218941-81-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,8,9,4 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1218941-81:
(9*1)+(8*2)+(7*1)+(6*8)+(5*9)+(4*4)+(3*1)+(2*8)+(1*1)=161
161 % 10 = 1
So 1218941-81-1 is a valid CAS Registry Number.
1218941-81-1Relevant articles and documents
Troxerutin amide derivative as well as synthetic method and use thereof
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Paragraph 0060; 0061; 0062, (2017/10/07)
The invention discloses a troxerutin amide derivative as well as a synthetic method and use thereof, belonging to the medicinal chemistry field. The method comprises the step of respectively reacting troxerutin vinyl ester as a raw material with a 1,2,3,4