148638-79-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 148638-79-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,8,6,3 and 8 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 148638-79:
(8*1)+(7*4)+(6*8)+(5*6)+(4*3)+(3*8)+(2*7)+(1*9)=173
173 % 10 = 3
So 148638-79-3 is a valid CAS Registry Number.
148638-79-3Relevant articles and documents
A straightforward synthesis of L-isoserinal
Junquera, Federico,Merchan, Francisco L.,Merino, Pedro,Tejero, Tomas
, p. 7045 - 7052 (2007/10/03)
A convenient preparation of L-isoserinal 3 in six steps and 32.8% overall yield employing D-glyceraldehyde acetonide I as starting material is described. The procedure is inexpensive, easily scaled up and proceeds without observable racemization.