1256787-17-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1256787-17-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,6,7,8 and 7 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1256787-17:
(9*1)+(8*2)+(7*5)+(6*6)+(5*7)+(4*8)+(3*7)+(2*1)+(1*7)=193
193 % 10 = 3
So 1256787-17-3 is a valid CAS Registry Number.
1256787-17-3Relevant articles and documents
KRAS G12C INHIBITORS
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Paragraph 0327-0328, (2020/07/25)
The present invention relates to compounds that inhibit KRas G12C. In particular, the present invention relates to compounds that irreversibly inhibit the activity of KRas G12C, pharmaceutical compositions comprising the compounds and methods of use therefor.