229964-77-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 229964-77-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,9,9,6 and 4 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 229964-77:
(8*2)+(7*2)+(6*9)+(5*9)+(4*6)+(3*4)+(2*7)+(1*7)=186
186 % 10 = 6
So 229964-77-6 is a valid CAS Registry Number.
229964-77-6Relevant articles and documents
Chirality transfer from carbon to nitrogen to carbon via cyclic ammonium ylides
Glaeske, Kevin W.,West
, p. 31 - 33 (1999)
(equation presented) Y=O,CH2; R=H,ME [e.r.=77:23->95:5 (R=H)] R1=Bn,prenyl; R2=Me,prenyl [d.r.=74:26->93:7 (R=Me)] Cyclic ammonium salts 2 were prepared by diastereoselective quaternization of nitrogen in the corresponding
