875-89-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 875-89-8 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,7 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 875-89:
(5*8)+(4*7)+(3*5)+(2*8)+(1*9)=108
108 % 10 = 8
So 875-89-8 is a valid CAS Registry Number.
875-89-8Relevant articles and documents
A CONVENIENT ROUTE TO α,β-UNSATURATED METHYL KETONES APPLICATION TO RETINAL ANALOGUE SYNTHESIS
Croteau, Allan A.,Termini, John
, p. 2481 - 2484 (2007/10/02)
Deprotonated ketimines 1a,b add to aldehydes and ketones to provide tri- and tetra-substituted α,β-unsaturated methyl ketones 2a,b with substantial percentage of Z-geometry which are not readily accessible by other methods.
