78210-22-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78210-22-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,2,1 and 0 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 78210-22:
(7*7)+(6*8)+(5*2)+(4*1)+(3*0)+(2*2)+(1*2)=117
117 % 10 = 7
So 78210-22-7 is a valid CAS Registry Number.
78210-22-7Relevant articles and documents
OLED ELEMENT FORMING COMPOSITION AND OLED ELEMENT
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Paragraph 0116-0118, (2021/05/21)
PROBLEM TO BE SOLVED: To provide a light emitting material having sufficiently high element efficiency and having high solubility. SOLUTION: An aromatic amine derivative has a pyrene skeleton, the aromatic amine derivative represented by, for example, the