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189943-52-0

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189943-52-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189943-52-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,9,4 and 3 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 189943-52:
(8*1)+(7*8)+(6*9)+(5*9)+(4*4)+(3*3)+(2*5)+(1*2)=200
200 % 10 = 0
So 189943-52-0 is a valid CAS Registry Number.

189943-52-0Relevant articles and documents

1,3-Diphenylpropane-1,3-diamines, X [1]: Synthesis and Biochemical Evaluation of Highly Substituted 1,3-Diphenylpropane-1,3-diamines and Preparation of their Pt(II) Complexes

Bielmeier,Kaiser,Gust,Wiegrebe

, p. 1073 - 1080 (1996)

The ligands of the title complexes 1 and 2 were prepared from the pertinent chalcone 5 and hydrazine hydrate, followed by N-N cleavage. The estrogenic activity of the diamines 11 and 12 was determined by measuring the RBA values (calf uterine cytosol) and

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