423763-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 423763-77-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,3,7,6 and 3 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 423763-77:
(8*4)+(7*2)+(6*3)+(5*7)+(4*6)+(3*3)+(2*7)+(1*7)=153
153 % 10 = 3
So 423763-77-3 is a valid CAS Registry Number.
423763-77-3Relevant articles and documents
Enantiospecific and stereoselective synthesis of (-)-allosedamine
Felpin, Fran?ois-Xavier,Lebreton, Jacques
, p. 225 - 227 (2007/10/03)
A total synthesis of (-)-allosedamine (>99% ee, de) is described in 14 steps with an overall yield of 29% from benzaldehyde.