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144923-56-8

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144923-56-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 144923-56-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,9,2 and 3 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 144923-56:
(8*1)+(7*4)+(6*4)+(5*9)+(4*2)+(3*3)+(2*5)+(1*6)=138
138 % 10 = 8
So 144923-56-8 is a valid CAS Registry Number.

144923-56-8Relevant articles and documents

Characterization and synthesis of a new calcium antagonist from the venom of a fishing spider

McCormick, Kevin D.,Kobayashi, Kazumi,Goldin, Stanley M.,Laxma Reddy,Meinwald, Jerrold

, p. 11155 - 11168 (2007/10/02)

A new calcium antagonist, CNS 2103, is isolated from the venom of a fishing spider, Dolomedes okefinokensis. The structure of this compound is derived from spectroscopic data, including tandem mass spectrometry. A flexible, convergent synthesis of CNS 2103 is described.

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