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13249-63-3

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13249-63-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13249-63-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,2,4 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 13249-63:
(7*1)+(6*3)+(5*2)+(4*4)+(3*9)+(2*6)+(1*3)=93
93 % 10 = 3
So 13249-63-3 is a valid CAS Registry Number.

13249-63-3Relevant articles and documents

Process for making n-(diphenylmethyl)piperazines

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Page/Page column 5, (2009/06/27)

The compound of formula (8), in racemic or single enantiomeric form, is useful in making N-(diphenylmethyl)-piperazines such as cetirizine and levocetrizine. wherein Z is preferably phenyl.

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