42568-80-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42568-80-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,5,6 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 42568-80:
(7*4)+(6*2)+(5*5)+(4*6)+(3*8)+(2*8)+(1*0)=129
129 % 10 = 9
So 42568-80-9 is a valid CAS Registry Number.
42568-80-9Relevant articles and documents
SYNTHESIS OF YLIDE SALTS CONTAINING A TRIPHENYLARSONIUM GROUP
Kyandzhetsian, R. A.,Danilenko, V. A.,Magdesieva, T. V.
, p. 1676 - 1678 (2007/10/02)
Ylide salts containing a triphenylarsonium group and dimethylsulfonium, trimethylphosphonium, or diphenylselenonium groups at one carbon atom were obtained for the first time by the condensation of dimethylphenacylsulfonium tetraphenylborate and triphenyl
