169206-40-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 169206-40-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,2,0 and 6 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 169206-40:
(8*1)+(7*6)+(6*9)+(5*2)+(4*0)+(3*6)+(2*4)+(1*0)=140
140 % 10 = 0
So 169206-40-0 is a valid CAS Registry Number.
169206-40-0Relevant articles and documents
Substituted phthalocyanides with sulfonyl substituted with amino or carboxyl groups
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, (2008/06/13)
Phthalocyanines of formula (I) are described, wherein M is a metal atom, metal compound or silicon or a compound of silicon or is 2H; R1 -R25 may be the same or different, provided that at least one of R1 -R25 h