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417721-38-1

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417721-38-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 417721-38-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,1,7,7,2 and 1 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 417721-38:
(8*4)+(7*1)+(6*7)+(5*7)+(4*2)+(3*1)+(2*3)+(1*8)=141
141 % 10 = 1
So 417721-38-1 is a valid CAS Registry Number.

417721-38-1Relevant articles and documents

Multi-target tyrosine kinase inhibitor as well as preparation method and application thereof

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Paragraph 0042-0044; 0047, (2021/11/03)

The invention provides a compound as shown in a formula I or pharmaceutically acceptable salt thereof, which can inhibit various tyrosine kinases, has an inhibiting effect on VEGFR1, VEGFR2, VEGFR3, FGFR1, FGFR 2, FGFR 3, FGFR 4, PDGFR alpha, KIT, RET and the like, is used as a multi-target tyrosine kinase inhibitor, and has a potential application prospect in prevention and/or treatment of tumors related to tyrosine kinase overexpression.

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