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1403893-61-7

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1403893-61-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1403893-61-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,3,8,9 and 3 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1403893-61:
(9*1)+(8*4)+(7*0)+(6*3)+(5*8)+(4*9)+(3*3)+(2*6)+(1*1)=157
157 % 10 = 7
So 1403893-61-7 is a valid CAS Registry Number.

1403893-61-7Relevant articles and documents

PROCESS FOR THE PREPARATION OF VORICONAZOLE AND ANALOGUES THEREOF

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Page/Page column 23, (2014/05/07)

The present invention provides a process for preparing a compound of formula: (Formula XI and XII) (XI) (XII) wherein X, Y, Z, A, B and E are as defined herein, by reacting a compound of formula: (Formula XIII) (XIII) with a compound of formula: (Formula XIV and XV) (XIV) (XV) respectively, in the presence of a transition metal catalyst, a ligand suitable for use with 15 the catalyst and a reducing agent. The invention also provides novel intermediates.

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