156868-44-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 156868-44-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,8,6 and 8 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 156868-44:
(8*1)+(7*5)+(6*6)+(5*8)+(4*6)+(3*8)+(2*4)+(1*4)=179
179 % 10 = 9
So 156868-44-9 is a valid CAS Registry Number.
156868-44-9Relevant academic research and scientific papers
Syntheses of Tetrahydronaphthalenes. Part II
Parlow, John J.
, p. 3297 - 3314 (2007/10/02)
Syntheses utilizing the cyclodehydration method to prepare novel tetrahydronaphthalenes substituted with functional groups at each position of the aromatic ring and various alkyl groups at the 1-position of the non-aromatic ring are described.
