82834-07-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82834-07-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,8,3 and 4 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 82834-07:
(7*8)+(6*2)+(5*8)+(4*3)+(3*4)+(2*0)+(1*7)=139
139 % 10 = 9
So 82834-07-9 is a valid CAS Registry Number.
82834-07-9Relevant articles and documents
MIGRATION DU CARBONYLE : OBTENTION D'HOMOLOGUES DU GLYOXAL A FONCTION CETONIQUE PROTEGEE
Duhamel, Lucette,Chauvin, Joe
, p. 1665 - 1668 (1982)
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.