178677-43-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 178677-43-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,8,6,7 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 178677-43:
(8*1)+(7*7)+(6*8)+(5*6)+(4*7)+(3*7)+(2*4)+(1*3)=195
195 % 10 = 5
So 178677-43-5 is a valid CAS Registry Number.
178677-43-5Relevant academic research and scientific papers
Benzocycloalkene compounds, their production and use
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, (2008/06/13)
A compound of the formula wherein R1and R2are H, a hydrocarbon group or a heterocyclic group, or R1and R2are combinedly a spiro ring; R3is a hydrocarbon group, a substituted amino group, a substituted