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lup-20(30)-en-3β-ol-29-al acetate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

20555-16-2

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20555-16-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20555-16-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,5,5 and 5 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 20555-16:
(7*2)+(6*0)+(5*5)+(4*5)+(3*5)+(2*1)+(1*6)=82
82 % 10 = 2
So 20555-16-2 is a valid CAS Registry Number.

20555-16-2Relevant academic research and scientific papers

Lichens and Fungi. XVIII. Extractives from Pseudocyphellaria rubella

Corbett, R. Edward,Cong, Aimy N. T.,Holland, Patrick T.,Wilkins, Alistair L.

, p. 461 - 468 (2007/10/02)

Twenty lupane triterpenoids including five (20RS)-epimeric pairs have been isolated from the chloroform extractives of the lichen Pseudocyphellaria rubella.The utility of g.c.-m.s. procedures in the structural elucidation of the extractives, some of which were complex mixtures is discussed.

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