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135998-75-3

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135998-75-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 135998-75-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,9,9 and 8 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 135998-75:
(8*1)+(7*3)+(6*5)+(5*9)+(4*9)+(3*8)+(2*7)+(1*5)=183
183 % 10 = 3
So 135998-75-3 is a valid CAS Registry Number.

135998-75-3Relevant articles and documents

Synthesis of an α-CH2CO2H functionalized tryptophan and its incorporation into an analogue of cholecystokinin

Bourne,Horwell,Pritchard

, p. 4763 - 4774 (2007/10/02)

The synthesis of an α, α-bisubstituted tryptophan derivative (2) predicted by computer assisted molecular modelling to have close structural and conformational analogy to the endogenous neuropeptide cholecystokinin (CCK) is described. Central to the synth

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