144079-72-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144079-72-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,0,7 and 9 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 144079-72:
(8*1)+(7*4)+(6*4)+(5*0)+(4*7)+(3*9)+(2*7)+(1*2)=131
131 % 10 = 1
So 144079-72-1 is a valid CAS Registry Number.
144079-72-1Relevant articles and documents
Diels-Alder cycloadditions: 3-(p-toluenesulfonyl)-2-propenal as dienophile
Riahi, Abdelkhalek,Muzart, Jacques,Pete, Jean-Pierre
, p. 345 - 347 (2007/10/02)
The cycloadditions of 3-(p-toluenesulfonyl)-2-propenal with cyclopentadiene, 1,3-cyclohexadiene, 1-methoxy-1,3-cyclohexadiene, 1-(trimethylsilyloxy)-1,3-butadiene, or 1,3-diphenylisobenzofuran have been easily carried out at room temperature in the absenc
