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167960-42-1

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167960-42-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 167960-42-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,7,9,6 and 0 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 167960-42:
(8*1)+(7*6)+(6*7)+(5*9)+(4*6)+(3*0)+(2*4)+(1*2)=171
171 % 10 = 1
So 167960-42-1 is a valid CAS Registry Number.

167960-42-1Relevant articles and documents

Synthesis of model compounds of the precursor of carthamin, a colouring matter of safflower, and their conversion into carthamin-type compounds

Kumazawa, Toshihiro,Amano, Yoshikazu,Haga, Toyokazu,Matsuba, Shigeru,Sato, Shingo,at al.

, p. 625 - 626 (1995)

Model compounds of the precursor of carthamin 3,4, and 5 were prepared.And in analogy with the precursor of carthamin (PRE) I, they were converted into carthamin-type compounds 13, 14, and 15, respectively, when sprayed with peroxidase-H2O2 solution.It wa

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