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403804-39-7

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403804-39-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 403804-39-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,3,8,0 and 4 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 403804-39:
(8*4)+(7*0)+(6*3)+(5*8)+(4*0)+(3*4)+(2*3)+(1*9)=117
117 % 10 = 7
So 403804-39-7 is a valid CAS Registry Number.

403804-39-7Upstream product

403804-39-7Relevant academic research and scientific papers

Derivatives of erythromycin, clarithromycin, roxithromycin or azithromycin with antibiotic and mucolytic activity

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, (2008/06/13)

A pharmaceutical with an enhanced pharmaceutical profile comprises a mucolytic and an antibiotic in which the mucolytic is present in an amount of greater than one molar equivalent of the antibiotic. The antibiotic may be selected from Erythromycin, Roxithromycin, Clarithromycin, Azithromycin, Dirithromycin; and pharmaceutically acceptable salts or esters thereof. The mucolytic is a mucolytically active thiol, especially N-acetylcysteine, mercaptoethanesulfonic acid, tiopronin or methylcysteine. The adducts can be isolated via a simple and efficient process.

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