62785-50-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 62785-50-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,7,8 and 5 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 62785-50:
(7*6)+(6*2)+(5*7)+(4*8)+(3*5)+(2*5)+(1*0)=146
146 % 10 = 6
So 62785-50-6 is a valid CAS Registry Number.
62785-50-6Relevant articles and documents
Reaction of triphenylphosphine oxide with ortho-dihydroxyaromatic compounds
Bidman
, p. 1545 - 1546 (2001)
Triphenylphosphine oxide was first reacted with 2,3-dihydroxynaphthalene, as well as with halo-and alkyl-substituted 1,2-dihydroxybenzenes to obtain the corresponding (ortho-naphthylenedioxy)-or (ortho-phenylenedioxy)triphenylphosphoranes.