91078-02-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91078-02-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,0,7 and 8 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 91078-02:
(7*9)+(6*1)+(5*0)+(4*7)+(3*8)+(2*0)+(1*2)=123
123 % 10 = 3
So 91078-02-3 is a valid CAS Registry Number.
91078-02-3Relevant articles and documents
REACTION OF N-BENZYLOXYIMINES WITH LITHIATED ALKYL CARBOXYLATES. CONVENIENT SYNTHESIS OF N-BENZYLOXY-β-LACTAMS
Ikeda, Kiyoshi,Yoshinaga, Yumiko,Achiwa, Kazuo,Sekiya, Minoru
, p. 369 - 370 (2007/10/02)
N-benzyloxyimines have been shown to react with lithiated carboxylic esters to give N-benzyloxy-β-lactams in moderate to good yields.