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1807-43-8

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1807-43-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1807-43-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,0 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1807-43:
(6*1)+(5*8)+(4*0)+(3*7)+(2*4)+(1*3)=78
78 % 10 = 8
So 1807-43-8 is a valid CAS Registry Number.

1807-43-8Relevant articles and documents

Synthesis of constrained L-phenylalanine derivatives incorporating a benzazepinone or an azepinone ring as VCAM/VLA-4 antagonists

Sidduri, Achyutharao,Lou, Jian Ping,Campbell, Robert,Rowan, Karen,Tilley, Jefferson W.

, p. 8757 - 8760 (2007/10/03)

Novel constrained L-phenylalanine derivatives incorporating a benzazepinone or an azepinone ring were synthesized in 13 and 8 steps, respectively, employing a key base-catalyzed intramolecular cyclization reaction. The product, 2, was comparable in potenc

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