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1231894-78-2

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1231894-78-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1231894-78-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,1,8,9 and 4 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1231894-78:
(9*1)+(8*2)+(7*3)+(6*1)+(5*8)+(4*9)+(3*4)+(2*7)+(1*8)=162
162 % 10 = 2
So 1231894-78-2 is a valid CAS Registry Number.

1231894-78-2Relevant articles and documents

New electrophilic bromodifluoromethylation and pentafluoroethylation reagents

Zhang, Cheng-Pan,Cao, Hai-Ping,Wang, Zong-Ling,Zhang, Chun-Tao,Chen, Qing-Yun,Xiao, Ji-Chang

supporting information; experimental part, p. 1089 - 1092 (2010/06/21)

S-(fluoroalkyl)diphenylsulfonium salts have been successfully synthesized from the reaction between fluoroalkylsul-finates and triflic anhydride in dichloromethane through a one-pot procedure. These S-(fluoroalkyl) diphenylsulfonium salts have been demonstrated to be effective reagents to fluoroalkylate C-nucleophilic substrates. Ionic substitution and radical or halogenophilic mechanism might be all involved in the reactions. Georg Thieme Verlag Stuttgart - New York.

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