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1203709-78-7

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1203709-78-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1203709-78-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,3,7,0 and 9 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1203709-78:
(9*1)+(8*2)+(7*0)+(6*3)+(5*7)+(4*0)+(3*9)+(2*7)+(1*8)=127
127 % 10 = 7
So 1203709-78-7 is a valid CAS Registry Number.

1203709-78-7Relevant articles and documents

Copper-mediated trifluoromethylation of diaryliodonium salts with difluoromethyltriflate

Yang, Jing-Yun,Xu, Xiu-Hua,Qing, Feng-Ling

, p. 45 - 51 (2016/05/09)

The reaction of diaryliodonium salts with difluoromethyltriflate in the presence of TBAT and CuTC gave the corresponding trifluoromethylated arenes in moderate yields. Compared to other difluorocarbene-derived trifluoromethylation reactions, the current one proceeded at mild reaction conditions (room temperature) within short reaction time (5 min).

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