133387-29-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133387-29-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,3,8 and 7 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 133387-29:
(8*1)+(7*3)+(6*3)+(5*3)+(4*8)+(3*7)+(2*2)+(1*9)=128
128 % 10 = 8
So 133387-29-8 is a valid CAS Registry Number.
133387-29-8Relevant articles and documents
Ce(SO4)2-mediated nitration of N,N-dialkylanilines with NaNO2 in water
Yang, Xianghua,Xi, Chanjuan
, p. 3381 - 3392 (2008/02/12)
Ce(SO4)2-mediated nitration of N,N-dialkylanilines with NaNO2 using water as the solvent has been achieved in good to excellent yields. The nitrating reaction proceeded smoothly at ambient temperature. Copyright Taylor & Francis Group, LLC.