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1234331-55-5

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1234331-55-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1234331-55-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,4,3,3 and 1 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1234331-55:
(9*1)+(8*2)+(7*3)+(6*4)+(5*3)+(4*3)+(3*1)+(2*5)+(1*5)=115
115 % 10 = 5
So 1234331-55-5 is a valid CAS Registry Number.

1234331-55-5Relevant articles and documents

PREPARATION METHOD OF STATIN COMPOUND AND BENZOTHIAZOLYL SULFONE COMPOUND USED THEREIN

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Page/Page column 12-13, (2010/08/04)

The inventive method comprising subjecting a novel benzothiazolyl sulfone compound to a reaction with an aldehyde to obtain a vinyl intermediate and removing the hydroxy and carboxy protective groups of the vinyl intermediate is simple and efficient in preparing a statin compound or a salt thereof which is useful for treating hyperlipemia.

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