203206-47-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 203206-47-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,3,2,0 and 6 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 203206-47:
(8*2)+(7*0)+(6*3)+(5*2)+(4*0)+(3*6)+(2*4)+(1*7)=77
77 % 10 = 7
So 203206-47-7 is a valid CAS Registry Number.
203206-47-7Relevant academic research and scientific papers
Epiphorellic acid 3, a New Lichen diphenyl ether
Elix, John A.,McCaffery, Leslie F.
, p. 1101 - 1103 (2007/10/03)
The diphenyl ether epiphorellic acid 3 [6-hydroxy-3-(5′-hydroxy-2′-methoxycarbonyl-3′-propylphenoxy)- 4-methoxy-2-pentylbenzoic acid] (3) has been prepared by unambiguous synthesis, and has been detected in the lichen Coelopogon abraxas by chromatographic
