89109-67-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89109-67-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,1,0 and 9 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 89109-67:
(7*8)+(6*9)+(5*1)+(4*0)+(3*9)+(2*6)+(1*7)=161
161 % 10 = 1
So 89109-67-1 is a valid CAS Registry Number.
89109-67-1Relevant articles and documents
A MASS SPECTRAL STUDY OF O-AROYLBENZOHYDROXIMOYL CHLORIDES
Varella, Evangelia A.,Alexandrou, Nicholas E.,Exner, Otto
, p. 2518 - 2524 (2007/10/02)
Fifteen O-aroylbenzohydroximoyl chlorides IIa-IIo have been synthesized and their fragmentation pattern upon electron impact studied.Evidence has been obtained of a Lossen-Tiemann type rearrangement with aryl migration to nitrogen.