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1420403-40-2

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1420403-40-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1420403-40-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,0,4,0 and 3 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1420403-40:
(9*1)+(8*4)+(7*2)+(6*0)+(5*4)+(4*0)+(3*3)+(2*4)+(1*0)=92
92 % 10 = 2
So 1420403-40-2 is a valid CAS Registry Number.

1420403-40-2Downstream Products

1420403-40-2Relevant articles and documents

QUINAZOLINE DERIVATIVE, PREPARATION METHOD THEREFOR, INTERMEDIATE, COMPOSITION AND APPLICATION THEREOF

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Paragraph 0325, (2014/08/06)

Disclosed are as represented by Formula (I) a quinazoline derivative and a pharmaceutical acceptable salt thereof, or, an enantiomer, a non-enantiomer, a tautomer, a racemate, a solvate, a metabolic precursor, or a prodrug of both. Also disclosed are a pr

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