159553-97-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159553-97-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,5,5 and 3 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 159553-97:
(8*1)+(7*5)+(6*9)+(5*5)+(4*5)+(3*3)+(2*9)+(1*7)=176
176 % 10 = 6
So 159553-97-6 is a valid CAS Registry Number.
159553-97-6Relevant articles and documents
A General Synthesis of N-Substituted Isothiazol-3(2H)-ones
Beeley, Nigel R. A.,Harwood, Laurence M.,Hedger, Paul C.
, p. 2245 - 2252 (2007/10/02)
A general route to the synthesis of N-substituted isothiazol-3(2H)-ones (4a-i) is described which proceeds via trichloroacetic acid-mediated ring closure of N-substituted (Z)-3-(benzylsulfinyl)propenamides (15a-i).
