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5868-03-1

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5868-03-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5868-03-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,8,6 and 8 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 5868-03:
(6*5)+(5*8)+(4*6)+(3*8)+(2*0)+(1*3)=121
121 % 10 = 1
So 5868-03-1 is a valid CAS Registry Number.

5868-03-1Relevant articles and documents

Synthesis and Biological Evaluation of 14-Alkoxymorphinans. 1. Highly Potent Opioid Agonists in the Series of (-)-14-Methoxy-N-methylmorphinan-6-ones

Schmidhammer, Helmut,Aeppli, Lislott,Atwell, Louise,Fritsch, Florian,Jacobson, Authur E.,et al.

, p. 1575 - 1579 (1984)

A series of eight (-)-14-methylmorphinan-6-ones was synthesized and biologically evaluated.The morphinanones 3-7 were prepared from 3-desoxy-7,8-dihydro-14-hydroxymorphinone (1).The key step in this synthetic sequence, O-methylation in position 14, was ac

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