131506-89-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131506-89-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,5,0 and 6 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 131506-89:
(8*1)+(7*3)+(6*1)+(5*5)+(4*0)+(3*6)+(2*8)+(1*9)=103
103 % 10 = 3
So 131506-89-3 is a valid CAS Registry Number.
131506-89-3Relevant articles and documents
Formation of vicinal tricarbonyl compounds by selective oxidation of ylides using potassium peroxymonosulfate
Wasserman,Vu
, p. 5205 - 5208 (1990)
Potassium peroxymonosulfate (commercially available as Oxone = 2KHSO5·KHSO4·K2SO4) oxidatively cleaves substituted ylides to afford products containing vicinal tricarbonyl groups.