5123-98-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5123-98-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,1,2 and 3 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 5123-98:
(6*5)+(5*1)+(4*2)+(3*3)+(2*9)+(1*8)=78
78 % 10 = 8
So 5123-98-8 is a valid CAS Registry Number.
5123-98-8Relevant articles and documents
An efficient, one-pot synthesis of 3-alkyl or aryl sydnoneimines
Beal,Turnbull
, p. 673 - 676 (1992)
In a 'one-pot' process, a variety of 3-alkyl and 3-aryl sydnoneimine hydrochlorides can be prepared in high yield, under mild conditions, by nitrosation of the corresponding aminoacetonitrile with isoamyl nitrite in diethyl ether followed by cyclization w
