349549-69-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 349549-69-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,9,5,4 and 9 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 349549-69:
(8*3)+(7*4)+(6*9)+(5*5)+(4*4)+(3*9)+(2*6)+(1*9)=195
195 % 10 = 5
So 349549-69-5 is a valid CAS Registry Number.
349549-69-5Relevant articles and documents
Novel heteroaryl derivatives, their preparation and use
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, (2008/06/13)
A heteroaryl derivative having the formula (I) any of its enantiomers or any mixture thereof, wherein X is -O-, -S-, or CR4R5-; and Y is -CR6R7; -CR6R7-CR8R9-, or -CR6-CR7; or X and Y together form a group -CR4=R5-, or -CR4=CR5-CR6R7-; Z is -O-, or -S-; W