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871254-79-4

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871254-79-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 871254-79-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,1,2,5 and 4 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 871254-79:
(8*8)+(7*7)+(6*1)+(5*2)+(4*5)+(3*4)+(2*7)+(1*9)=184
184 % 10 = 4
So 871254-79-4 is a valid CAS Registry Number.

871254-79-4Relevant articles and documents

Metalation and derivatization of all six dichlorobenzotrifluorides: Site selectivities

Masson, Eric,Marzi, Elena,Cottet, Fabrice,Bobbio, Carla,Schlosser, Manfred

, p. 4393 - 4400 (2007/10/03)

The metalation of 2,3-, 2,6-, 2,4- and 3,5-dichlorobenzotrifluorides can be readily effected with standard reagents such as lithium diisopropylamide, lithium 2,2,6,6-tetramethylpiperidide, and butyllithium at the chlorine-adjacent 4- and 3-positions and t

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