151838-26-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 151838-26-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,1,8,3 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 151838-26:
(8*1)+(7*5)+(6*1)+(5*8)+(4*3)+(3*8)+(2*2)+(1*6)=135
135 % 10 = 5
So 151838-26-5 is a valid CAS Registry Number.
151838-26-5Relevant articles and documents
A convenient method of protection and mild deprotection of α-aminoacid group for the synthesis of functional α-aminoacids
Chollet,Miginiac,Rudelle,Bonnemain
, p. 2101 - 2111 (1993)
Functionalisation of β or γ carboxyl group of aspartic and glutamic acids with labile substituents was performed via the use of N-trichloroethoxycarbonyl-5-oxazolidinone as protective group.