107889-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107889-05-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,8,8 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 107889-05:
(8*1)+(7*0)+(6*7)+(5*8)+(4*8)+(3*9)+(2*0)+(1*5)=154
154 % 10 = 4
So 107889-05-4 is a valid CAS Registry Number.
107889-05-4Relevant articles and documents
9-CIS AND 11-CIS ISOMERS OF 18,18,18-, 19,19,19- AND 20,20,20-TRIFLUORORETINAL
Mead, D.,Asato, A. E.,Denny, M.,Liu, R. S. H.,Hanzawa, Y.,at al.
, p. 259 - 262 (1987)
The preparation and properties of the 9-cis and 11-cis isomers of three trifluoromethylated retinals are described.