140477-50-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 140477-50-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,4,7 and 7 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 140477-50:
(8*1)+(7*4)+(6*0)+(5*4)+(4*7)+(3*7)+(2*5)+(1*0)=115
115 % 10 = 5
So 140477-50-5 is a valid CAS Registry Number.
140477-50-5Relevant articles and documents
TRICHLOROMETHYL GROUP AS A NUCLEOFUGE IN THE REACTION OF AZOMETHINES WITH AMINES
Krasnov, V.L.,Vasyanina, G.I.,Bodrikov, I.V.
, p. 1359 - 1362 (2007/10/02)
In the reaction of N-(2,2,2-trichloroethylidene)-4-R-benzoylsulfonamides (R = H, Cl, CH3) with aliphatic secondary amines N,N-dialkyl-N'-arylsulfonylformamidines are formed as substitution products of the trichloromethyl group.Thus, the trichloromethyl gr
