201663-47-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 201663-47-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,1,6,6 and 3 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 201663-47:
(8*2)+(7*0)+(6*1)+(5*6)+(4*6)+(3*3)+(2*4)+(1*7)=100
100 % 10 = 0
So 201663-47-0 is a valid CAS Registry Number.
201663-47-0Relevant articles and documents
Zur Kinetik des Ringschlusses von 2-Hydroxybenzaniliden zu Benzoxazolen
Seha, Zdenek
, p. 916 - 917 (1980)
The reaction rates of cyclization of 2-hydroxybenzanilides to benzoxazoles have been measured in N-methyl-2-pyrrolidone at different temperatures.The reactions follow second-order kinetics.
