82840-84-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82840-84-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,8,4 and 0 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 82840-84:
(7*8)+(6*2)+(5*8)+(4*4)+(3*0)+(2*8)+(1*4)=144
144 % 10 = 4
So 82840-84-4 is a valid CAS Registry Number.
82840-84-4Relevant academic research and scientific papers
MIGRATION DU CARBONYLE : OBTENTION D'HOMOLOGUES DU GLYOXAL A FONCTION CETONIQUE PROTEGEE
Duhamel, Lucette,Chauvin, Joe
, p. 1665 - 1668 (2007/10/02)
Substituted glyoxals with protected ketogroup 3 were obtained by reaction of α-chloro-α-(aryl- or alkyl-thio)ketones 1 with sodium methylate in methanol.
