501-32-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 501-32-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,0 and 1 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 501-32:
(5*5)+(4*0)+(3*1)+(2*3)+(1*2)=36
36 % 10 = 6
So 501-32-6 is a valid CAS Registry Number.
501-32-6Relevant articles and documents
THE REACTION OF IMIDAZOLE WITH 2-PHENYL,4-CHLOROMETHYLENE-OXAZOL-5-ONE
Bish, Christopher J.,Jones, John H.
, p. 679 - 680 (2007/10/02)
The displacement of chlorine from 2-phenyl,4-chloromethylene-oxazol-5-one by imidazole does not lead to carbon-carbon bond formation as previously reported, but involves attack by nitrogen leading to 2-phenyl,4-(imidazol-1-yl)methylene-oxazol-5-one.
