81942-81-6 Usage
General Description
The chemical "2H-Benzimidazol-2-one, 1,3-Dihydro-1-(2-hydroxyethyl)-3-(1-methylethenyl)-" is a compound with the molecular formula C13H16N2O2. It is a derivative of benzimidazole and contains a hydroxyethyl group and a 1-methylethenyl group. This chemical may have various biological activities and could be used in pharmaceutical research and drug development due to its potential medicinal properties. It is important to handle this compound with care and to follow safety protocols when working with it in a laboratory setting.
Check Digit Verification of cas no
The CAS Registry Mumber 81942-81-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,4 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 81942-81:
(7*8)+(6*1)+(5*9)+(4*4)+(3*2)+(2*8)+(1*1)=146
146 % 10 = 6
So 81942-81-6 is a valid CAS Registry Number.
81942-81-6Relevant articles and documents
A new process for preparing flibanserin (by machine translation)
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Paragraph 0017; 0029; 0030; 0031, (2017/08/29)
The invention discloses a new process for preparing of flibanserin. In order to 1 - isopropenyl - 2 - benzimidazolone as raw materials, first with 2 - bromo ethanol reaction, to produce intermediate 1, intermediate 1 generated by the reaction with a sulfo
