123420-48-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123420-48-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,4,2 and 0 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 123420-48:
(8*1)+(7*2)+(6*3)+(5*4)+(4*2)+(3*0)+(2*4)+(1*8)=84
84 % 10 = 4
So 123420-48-4 is a valid CAS Registry Number.
123420-48-4Relevant articles and documents
NUCLEOPHILIC SUBSTITUTIONS AT OZONIDES
Griesbaum, Karl,Volpp, Willi,Huh, Tae-Seong
, p. 1511 - 1512 (2007/10/02)
Reactions of 3-acetoxy-3,5,5-trimethyl-1,2,4-trioxolane (5a) with methanol, benzyl alcohol or phenol gave the corresponding ether ozonides 5c - e.Reaction of 5b with benzyl alcohol and with acetate ion gave 5d and 5a, respectively.
