103979-75-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103979-75-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,9,7 and 9 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 103979-75:
(8*1)+(7*0)+(6*3)+(5*9)+(4*7)+(3*9)+(2*7)+(1*5)=145
145 % 10 = 5
So 103979-75-5 is a valid CAS Registry Number.
103979-75-5Relevant articles and documents
Synthesis of Optically Active (-)-Trachelanthamidine from L-Prolinol
Ishibashi, Hiroyuki,Ozeki, Hiromi,Ikeda, Masazumi
, p. 654 - 655 (1986)
(-)-Trachelanthamidine was synthesised in an optically active form from L-prolinol, using olefin cyclisation initiated by an α-thiocarbocation as the key step.