179915-80-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 179915-80-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,9,9,1 and 5 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 179915-80:
(8*1)+(7*7)+(6*9)+(5*9)+(4*1)+(3*5)+(2*8)+(1*0)=191
191 % 10 = 1
So 179915-80-1 is a valid CAS Registry Number.
179915-80-1Relevant articles and documents
Novel Methods for Preparation of (+)-1-ethyl-4-[2-(4-morpholinyl)ethyl)-3,3-diphenyl-2-pyrrolidinone
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Paragraph 0091; 0092, (2013/05/09)
The present invention includes a method of preparing a composition comprising (+)-doxapram or a salt thereof, wherein the composition is essentially free of (?)-doxapram or a salt thereof.