81452-30-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81452-30-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,4,5 and 2 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 81452-30:
(7*8)+(6*1)+(5*4)+(4*5)+(3*2)+(2*3)+(1*0)=114
114 % 10 = 4
So 81452-30-4 is a valid CAS Registry Number.
81452-30-4Relevant articles and documents
Modification of the Tiemann rearrangement: One-pot synthesis of N,N-disubstituted cyanamides from amidoximes
Bakunov, Stanislav A.,Rukavishnikov, Alexey V.,Tkachev, Alexey V.
, p. 1148 - 1159 (2007/10/03)
A three-stage one-pot synthetic procedure for transformation of amidoximes to N,N-disubstituted cyanamides in 70-92% yield is described.