728917-89-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 728917-89-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,8,9,1 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 728917-89:
(8*7)+(7*2)+(6*8)+(5*9)+(4*1)+(3*7)+(2*8)+(1*9)=213
213 % 10 = 3
So 728917-89-3 is a valid CAS Registry Number.
728917-89-3Relevant academic research and scientific papers
A new synthesis of alkylidenecyclopropanes by the Julia-Lythgoe-type olefination using sulfones and sulfoxides
Bernard, Angela M.,Frongia, Angelo,Piras, Pier Paolo,Secci, Francesco
, p. 1064 - 1068 (2007/10/03)
The first use of the Julia-Lythgoe-type olefination with cyclopropylsulfones and cyclopropylsulfoxides for the synthesis of alkylidenecyclopropanes is reported.
