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109139-48-2

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109139-48-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109139-48-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,1,3 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 109139-48:
(8*1)+(7*0)+(6*9)+(5*1)+(4*3)+(3*9)+(2*4)+(1*8)=122
122 % 10 = 2
So 109139-48-2 is a valid CAS Registry Number.

109139-48-2Relevant articles and documents

POLYNITRO- AND POLY(TRIFLUOROMETHYLSULFONYL)SUBSTITUTED DIPHENYLAMINES

Kondratenko, N. V.,Kolomeitsev, A. A.,Mogilevskaya, V. O.,Varlamova, N. M.,Yagupol'skii, L. M.

, p. 1547 - 1554 (2007/10/02)

Diphenylamines containing nitro and trifluoromethylsulfonyl groups at the positions 2, 2', 4, 4', 6, and 6' were synthesized.The introduction of trifluoromethylsulfonyl groups into the diphenylamine derivatives led to a new analytical functional group.

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