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953805-23-7

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953805-23-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 953805-23-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,3,8,0 and 5 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 953805-23:
(8*9)+(7*5)+(6*3)+(5*8)+(4*0)+(3*5)+(2*2)+(1*3)=187
187 % 10 = 7
So 953805-23-7 is a valid CAS Registry Number.

953805-23-7Relevant articles and documents

PROCESSES FOR THE SYNTHESIS OF AZETIDINONE

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Page/Page column 61-62, (2008/06/13)

Provided are intermediates useful for the synthesis of hydroxyl-alkyl substituted azetidinones, processes of their preparation, and processes for the synthesis of certain hydroxyl-alkyl substituted azetidinones. Also provided are processes for the synthesis ofl-(4-fluorophenyl)-3(R)-[3-(4-fluorophenyl)-3(S)- hydroxypropyl]-4(S)-(4-hydroxyphenyl)-2-azetidinone, or ezetimibe.

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