55159-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55159-81-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,1,5 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 55159-81:
(7*5)+(6*5)+(5*1)+(4*5)+(3*9)+(2*8)+(1*1)=134
134 % 10 = 4
So 55159-81-4 is a valid CAS Registry Number.
55159-81-4Relevant academic research and scientific papers
A 3 - [...] indoline -1 - one derivatives of the synthesis method
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Paragraph 0058-0062, (2019/07/04)
The invention belongs to the medical and chemical intermediates and related chemical technical field, provides a 3 - [...] indoline - 1 - one derivatives of the synthetic method, in a simple and cheap and easy to obtain adjacent bromoxynil and phenylacety
