630390-80-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 630390-80-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,0,3,9 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 630390-80:
(8*6)+(7*3)+(6*0)+(5*3)+(4*9)+(3*0)+(2*8)+(1*0)=136
136 % 10 = 6
So 630390-80-6 is a valid CAS Registry Number.
630390-80-6Relevant articles and documents
Synthesis of O-methyl epi-heliannuol E
Sabui, Subir Kumar,Venkateswaran, Ramanathapuram V.
, p. 8375 - 8381 (2003)
A synthesis of the methyl ether of an epimer of the alleochemical heliannuol E is described. The route involves indium mediated allylation of a benzopyranone carboxylate and subsequent one carbon degradation to a vinyl group.
