66475-40-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66475-40-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,4,7 and 5 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 66475-40:
(7*6)+(6*6)+(5*4)+(4*7)+(3*5)+(2*4)+(1*0)=149
149 % 10 = 9
So 66475-40-9 is a valid CAS Registry Number.
66475-40-9Relevant articles and documents
RECORDING MATERIAL PRODUCED USING NON-PHENOL COMPOUND
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Paragraph 0157, (2015/10/28)
An object of the present invention is to provide a recording material or a recording sheet using, as a color-developing agent, a non-phenol compound that is a safe compound in no danger of corresponding to an endocrine disruptor and is good in color devel