128798-27-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128798-27-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,7,9 and 8 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 128798-27:
(8*1)+(7*2)+(6*8)+(5*7)+(4*9)+(3*8)+(2*2)+(1*7)=176
176 % 10 = 6
So 128798-27-6 is a valid CAS Registry Number.
128798-27-6Relevant articles and documents
A New And Mild Procedure For The Preparation Of Vinyl Formamides From Thiooximes
Baldwin, J.E.,Aldous, D.J.,ONeil, I.A.
, p. 2051 - 2054 (1990)
Treatment of thiooximes with triphenylphosphine and acetic formic anhydride in dichloromethane at room temperature gives good yields of vinyl formamides under essentially neutral conditions.