223726-29-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223726-29-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,7,2 and 6 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 223726-29:
(8*2)+(7*2)+(6*3)+(5*7)+(4*2)+(3*6)+(2*2)+(1*9)=122
122 % 10 = 2
So 223726-29-2 is a valid CAS Registry Number.
223726-29-2Relevant articles and documents
Synthesis and photoreactivity of a 2-pivaloylcyclohex-2-enone
Ferrer, Leticia Oliveira,Margaretha, Paul
, p. 204 - 205 (1999)
2-Pivaloylcyclohex-2-enone 4, obtained from 2,2-dimethylcyclohexanone in three steps in 70% yield, is converted into tetrahydrobenzo[c]furan-4-one 6 on irradiation (254 nm) in propan-2-ol.