124016-57-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124016-57-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,0,1 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 124016-57:
(8*1)+(7*2)+(6*4)+(5*0)+(4*1)+(3*6)+(2*5)+(1*7)=85
85 % 10 = 5
So 124016-57-5 is a valid CAS Registry Number.
124016-57-5Relevant articles and documents
USE OF THE BARTON DECARBOXYLATION PROCEDURE IN INDOLE ALKALOID CHEMISTRY
Magnus, Philip,Ladlow, Mark,Kim, Chung Sook,Boniface, Peter
, p. 951 - 956 (2007/10/02)
L-Tryptophan was condensed with dimethyl α-ketoglutarate to give the tetracyclic amide (+) 8 and its diastereoisomer (-) 9.Conversion of (+) 8 into its derived N-hydroxy-2-thiopyridone ester 11 followed by t-butylthiol/h$v gave (+) 12.This was converted i
