870152-49-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 870152-49-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,0,1,5 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 870152-49:
(8*8)+(7*7)+(6*0)+(5*1)+(4*5)+(3*2)+(2*4)+(1*9)=161
161 % 10 = 1
So 870152-49-1 is a valid CAS Registry Number.
870152-49-1Relevant articles and documents
Selective alkylation of a 6,7-dihydroxyquinazoline
Harris, Craig S.,Hennequin, Laurent F.,Kettle, Jason G.,Willerval, Olivier A.
, p. 7715 - 7719 (2007/10/03)
A convenient 3-step multi-parallel process for the preparation of 4-(3-chloro-2-fluoroanilino)-6,7-bisalkoxyquinazolines is highlighted.
