784138-69-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 784138-69-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,8,4,1,3 and 8 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 784138-69:
(8*7)+(7*8)+(6*4)+(5*1)+(4*3)+(3*8)+(2*6)+(1*9)=198
198 % 10 = 8
So 784138-69-8 is a valid CAS Registry Number.
784138-69-8Relevant academic research and scientific papers
PHTHALOCYANINE COMPOUNDS AND THEIR USE IN INK-JET PRINTING
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Page/Page column 9, (2008/06/13)
A compound of Formula: (I) in the free acid or salt form: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus of formula: (II) each R1 and R2 independent
