1174043-20-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1174043-20-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,4,0,4 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1174043-20:
(9*1)+(8*1)+(7*7)+(6*4)+(5*0)+(4*4)+(3*3)+(2*2)+(1*0)=119
119 % 10 = 9
So 1174043-20-9 is a valid CAS Registry Number.
1174043-20-9Relevant articles and documents
PHTHALAZINONE DERIVATIVES
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Page/Page column 66-67, (2009/08/14)
A compound of the formula (I): wherein: A and B together represent an optionally substituted, fused aromatic ring; X and Y are selected from CH and CH, CF and CH, CH and CF and N and CH respectively; RC is selected from H, C1-4 alkyl