1227261-09-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1227261-09-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,7,2,6 and 1 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1227261-09:
(9*1)+(8*2)+(7*2)+(6*7)+(5*2)+(4*6)+(3*1)+(2*0)+(1*9)=127
127 % 10 = 7
So 1227261-09-7 is a valid CAS Registry Number.
1227261-09-7Relevant articles and documents
AZEPINONE DERIVATIVES
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, (2011/09/20)
The present invention relates to a compound represented by formula (I): wherein R1 represents a hydrogen atom or the like; R2 and R3 represent a hydrogen atom or the like; R4 is a group represented by (II) Rsup