148550-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 148550-53-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,8,5,5 and 0 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 148550-53:
(8*1)+(7*4)+(6*8)+(5*5)+(4*5)+(3*0)+(2*5)+(1*3)=142
142 % 10 = 2
So 148550-53-2 is a valid CAS Registry Number.
148550-53-2Relevant articles and documents
An efficient synthesis of α-carboline-3-carboxylic acid, ethyl ester (α-CCE)
Forbes,Johnson,Thompson
, p. 715 - 723 (1993)
The use of the Intramolecular Inverse Electron Demand Diels-Alder reaction between an acetylenic dienophile and a pyrimidine diene component is described in the synthesis of α-CCE.