23397-22-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23397-22-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,3,9 and 7 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 23397-22:
(7*2)+(6*3)+(5*3)+(4*9)+(3*7)+(2*2)+(1*2)=110
110 % 10 = 0
So 23397-22-0 is a valid CAS Registry Number.
23397-22-0Relevant articles and documents
THE MECHANISM OF PHOTOOXIDATION OF THE MENAQUINONES
Creed, David,Werbin, Harold,Daniel, Tom
, p. 2039 - 2042 (1981)
Irradition of menaquinone-1 under nitrogen gives rise to metastable isomeric o-quinone methides, one of which reacts with oxygen in the dark to form the same hydroperoxide obtained previously from direct or dye sensitized photolysis of the quinone in the presence of oxygen.
