148857-99-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 148857-99-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,8,8,5 and 7 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 148857-99:
(8*1)+(7*4)+(6*8)+(5*8)+(4*5)+(3*7)+(2*9)+(1*9)=192
192 % 10 = 2
So 148857-99-2 is a valid CAS Registry Number.
148857-99-2Relevant articles and documents
Imidazo[1,5-A]quinoxalines
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, (2008/06/13)
An invention relating to Imidazo[1,5-a]quinoxalines (I) STR1 which do not contain an endocyclic carbonyl group and which are useful as anxiolytic and sedative/hypnotic agents.