123719-63-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123719-63-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,7,1 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 123719-63:
(8*1)+(7*2)+(6*3)+(5*7)+(4*1)+(3*9)+(2*6)+(1*3)=121
121 % 10 = 1
So 123719-63-1 is a valid CAS Registry Number.
123719-63-1Relevant articles and documents
STEREOSELECTIVE SYNTHESIS OF SUBSTITUTED PIPECOLIC ACIDS
Angle, Steven R.,Arnaiz, Damian O.
, p. 515 - 518 (2007/10/02)
The stereoselective synthesis of Δ4,5-pipecolic acid derivatives is described.The key step in the sequence is a sigmatropic rearrangement.