13267-52-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13267-52-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,2,6 and 7 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 13267-52:
(7*1)+(6*3)+(5*2)+(4*6)+(3*7)+(2*5)+(1*2)=92
92 % 10 = 2
So 13267-52-2 is a valid CAS Registry Number.
13267-52-2Relevant articles and documents
Thienopyrimidin-4-(3H)ones
Gakhar, H. K.,Gill, J. K.
, p. 432 - 433 (2007/10/02)
5,6-Dimethylthienopyrimidin-4(3H)-ones (V) have been synthesised by three new routes and their structures established by elemental analyses and PMR data.