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1391712-50-7

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1391712-50-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1391712-50-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,1,7,1 and 2 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1391712-50:
(9*1)+(8*3)+(7*9)+(6*1)+(5*7)+(4*1)+(3*2)+(2*5)+(1*0)=157
157 % 10 = 7
So 1391712-50-7 is a valid CAS Registry Number.

1391712-50-7Relevant articles and documents

Route Of Synthesis For Opicapone

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, (2019/01/10)

The present invention relates to a new route of synthesis for obtaining Opicapone ((4Z)-4-[3-(2,5-dichloro-4,6-dimethyl-1-oxidopyridin-1-ium-3-yl)-2H-1,2,4-oxadia-zol-5-ylidene]-2-hydroxy-6-nitrocyclohexa-2,5-dien-1-one), new intermediates in the reaction path and the new substance 2,5-dichloro-N-hydroxy-4,6-dimethylpyridine-3-carboximidoyl chloride.

Pharmaceutical Compounds

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Page/Page column 18, (2010/07/08)

This invention relates to novel substituted nitrocatechol derivatives, their use in the treatment of some central and peripheral nervous system disorders and pharmaceutical compositions containing them.

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