78646-31-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78646-31-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,6,4 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 78646-31:
(7*7)+(6*8)+(5*6)+(4*4)+(3*6)+(2*3)+(1*1)=168
168 % 10 = 8
So 78646-31-8 is a valid CAS Registry Number.
78646-31-8Relevant academic research and scientific papers
SYNTHESE VON 6-OXATETRACYCLIN, EINEM WEITEREN HETEROANALOGEN TETRACYCLIN
Kirchlechner, Richard
, p. 1497 - 1500 (2007/10/02)
6-Oxatetracycline, a further analogue of the antibiotic tetracycline, has been synthesized.Finding a short and general new way to the intermediate aldehyde, we were able to accomplish this synthesis in only 7 steps.
