587884-72-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 587884-72-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,8,7,8,8 and 4 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 587884-72:
(8*5)+(7*8)+(6*7)+(5*8)+(4*8)+(3*4)+(2*7)+(1*2)=238
238 % 10 = 8
So 587884-72-8 is a valid CAS Registry Number.
587884-72-8Relevant articles and documents
Synthesis of 2-aryl-oxazolo[4,5-c]quinoline-4(5H)-ones and 2-aryl-thiazolo[4,5-c]quinoline-4(5H)-ones
Hodgetts, Kevin J.,Kershaw, Mark T.
, p. 2911 - 2914 (2003)
(Matrix presented) Novel and highly efficient syntheses of oxazolo[4,5-c]quinoline-4(5H)-ones (1) and thiazolo[4,5-c]quinoline-4(5H)-ones (2) from ethyl 2-chlorooxazole-4-carboxylate (4) and ethyl 2-bromo-5-chlorothiazole-4-carboxylate (13), respectively,
