49756-40-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 49756-40-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,7,5 and 6 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 49756-40:
(7*4)+(6*9)+(5*7)+(4*5)+(3*6)+(2*4)+(1*0)=163
163 % 10 = 3
So 49756-40-3 is a valid CAS Registry Number.
49756-40-3Relevant academic research and scientific papers
Triiodoisophthalic acid monoamino acid amides
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, (2008/06/13)
New amino acid derivative of acylamino-5-alkylcarbamoyl-2,4,6-triiodobenzoic acids are described together with processes for their preparation and use and novel intermediates useful in preparing these compounds. The compounds are valuable radiopaque agents useful as X-ray contrast media.
