137058-06-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137058-06-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,0,5 and 8 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 137058-06:
(8*1)+(7*3)+(6*7)+(5*0)+(4*5)+(3*8)+(2*0)+(1*6)=121
121 % 10 = 1
So 137058-06-1 is a valid CAS Registry Number.
137058-06-1Relevant articles and documents
(1+4) Cycloaddition of Vinyl Isocyanates with Isocyanides. Construction of Functionally Elaborate Pyrrolinone Derivatives
Rigby, James H.,Qabar, Maher,Ahmed, Gulzar,Hughes, Robert C.
, p. 10219 - 10228 (2007/10/02)
Reaction of alkyl isocyanides with vinyl isocyanates affords highly functionalized pyrrolinone and hydroindolone products via a novel (1+4) cyclization process.