66085-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66085-71-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,0,8 and 5 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 66085-71:
(7*6)+(6*6)+(5*0)+(4*8)+(3*5)+(2*7)+(1*1)=140
140 % 10 = 0
So 66085-71-0 is a valid CAS Registry Number.
66085-71-0Relevant articles and documents
Optical brighteners compositions their production and their use
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Page 9-10, (2010/02/06)
The invention relates to an optical brightener mixture (W) comprising optical brighteners (A) of formula (Ia), and (B) of formula (Ib) and optionally (C) of formula (Ic) as defined herein, their concentrated aqueous solutions (S), their production and their use.