23058-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23058-03-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,0,5 and 8 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 23058-03:
(7*2)+(6*3)+(5*0)+(4*5)+(3*8)+(2*0)+(1*3)=79
79 % 10 = 9
So 23058-03-9 is a valid CAS Registry Number.
23058-03-9Relevant articles and documents
A NEW GENERAL SYNTHESIS OF HALOHYDRINS
Palumbo, Giovanni,Ferreri, Carla,Caputo, Romualdo
, p. 1307 - 1310 (2007/10/02)
A new synthetic method has been devised for the rapid conversion of epoxides to chloro-, bromo- and iodo-hydrins in quantitative yield, under mild conditions and in the absence of protic acids.