146743-72-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 146743-72-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,7,4 and 3 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 146743-72:
(8*1)+(7*4)+(6*6)+(5*7)+(4*4)+(3*3)+(2*7)+(1*2)=148
148 % 10 = 8
So 146743-72-8 is a valid CAS Registry Number.
146743-72-8Relevant articles and documents
A NEW SYNTHESIS OF 4,5,6,7-TETRAHYDROTHIENOPYRIDINE
Warm, Aleksander
, p. 2263 - 2267 (1992)
The title compound was prepared via a sequence containing as the key step a thiophene ring formation from a 1,4-dicarbonyl intermediate.