81987-75-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81987-75-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,8 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 81987-75:
(7*8)+(6*1)+(5*9)+(4*8)+(3*7)+(2*7)+(1*5)=179
179 % 10 = 9
So 81987-75-9 is a valid CAS Registry Number.
81987-75-9Relevant academic research and scientific papers
Process for producing N-(halomethyl)acylamides
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, (2008/06/13)
The disclosure herein relates to a new process for the preparation of N-(halomethyl)acylamides by reacting the corresponding N-(alkoxymethyl)acylamide with thionyl chloride or thionyl bromide in the presence of a Lewis Acid catalyst.
