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121562-49-0

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121562-49-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121562-49-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,5,6 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 121562-49:
(8*1)+(7*2)+(6*1)+(5*5)+(4*6)+(3*2)+(2*4)+(1*9)=100
100 % 10 = 0
So 121562-49-0 is a valid CAS Registry Number.

121562-49-0Upstream product

121562-49-0Downstream Products

121562-49-0Relevant articles and documents

ASNIPYRONES A AND B, TWO NOVEL METABOLITES FROM ASPERGILLUS NIGER

Guang-yi, Li,Lenz, Juergen,Franck, Burchard

, p. 899 - 904 (2007/10/02)

Two bright yellow coloured metabolites, named asnipyrone A C11H22O3 and asnipyrone B C20H20O3, have been isolated from Aspergillus niger strain DSM 21822.On the basis of chemical reactions and spectroscopical data their structures were derived as the phenyltrienyl-α-pyrones (1) and (2).

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