1262804-05-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1262804-05-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,2,8,0 and 4 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1262804-05:
(9*1)+(8*2)+(7*6)+(6*2)+(5*8)+(4*0)+(3*4)+(2*0)+(1*5)=136
136 % 10 = 6
So 1262804-05-6 is a valid CAS Registry Number.
1262804-05-6Relevant articles and documents
Diaryldistyrylpyrazines: Solvatochromic and acidochromic fluorophores
Schmitt, Volker,Moschel, Sebastian,Detert, Heiner
, p. 5655 - 5669 (2013/09/12)
Diaryldimethylpyrazines are the starting materials for the synthesis of C2-symmetric donor- or acceptor-substituted distyrylpyrazines. The optical properties of these cruciform-shaped dyes are dominated by the distyrylpyrazine units; the photop