83577-72-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83577-72-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,5,7 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 83577-72:
(7*8)+(6*3)+(5*5)+(4*7)+(3*7)+(2*7)+(1*2)=164
164 % 10 = 4
So 83577-72-4 is a valid CAS Registry Number.
83577-72-4Relevant articles and documents
THE SYNTHESIS OF A SOLUBLE, UNSYMMETRICAL PHTHALOCYANINE ON POLYMER SUPPORT
Leznoff, Clifford C.,Hall, Tse Wai
, p. 3023 - 3026 (1982)
A 1percent crosslinked divinylbenzene-styrene copolymer was used in the preparation of the unsymmetrical 2-(6'-hydroxyhexoxy)-9,16,23-triisopropoxyphtalocyanine, soluble in common organic solvents.
