119090-41-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 119090-41-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,0,9 and 0 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 119090-41:
(8*1)+(7*1)+(6*9)+(5*0)+(4*9)+(3*0)+(2*4)+(1*1)=114
114 % 10 = 4
So 119090-41-4 is a valid CAS Registry Number.
119090-41-4Relevant articles and documents
CYCLOPROPANATION OF β-KETO SULFONES
Thomsen, Marcus W.,Handwerker, Beth M.,Katz, Stephanie A.,Fisher, Susan A.
, p. 1433 - 1436 (2007/10/02)
Cyclopropyl β-keto sulfones have been prepared from simple β-keto sulfones in moderate yields using mild reaction conditions which employ potassium carbonate and dimethylformamide (DMF).