121209-12-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121209-12-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,2,0 and 9 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 121209-12:
(8*1)+(7*2)+(6*1)+(5*2)+(4*0)+(3*9)+(2*1)+(1*2)=69
69 % 10 = 9
So 121209-12-9 is a valid CAS Registry Number.
121209-12-9Relevant academic research and scientific papers
Rajanikanth, B.,Seshadri, R.
, p. 755 - 758 (1989)
Expetitious new synthesis of the title compound 5 in high yield from δ-gluconolactone 2 via intermediate 4 and 5 has been described.
