5493-75-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5493-75-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,4,9 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 5493-75:
(6*5)+(5*4)+(4*9)+(3*3)+(2*7)+(1*5)=114
114 % 10 = 4
So 5493-75-4 is a valid CAS Registry Number.
5493-75-4Relevant articles and documents
Tyrosine kinase inhibitor, preparation method and application thereof
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Paragraph 0040; 0041, (2017/01/26)
The invention provides a tyrosine kinase inhibitor having the structure represented as follows, wherein R1 is a halogenated group, R2 is selected from a C1-C6 alkoxy group, a C1-C10 carbonate substituted group, a C1-C6 imino substituted group, or the foll