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129529-31-3

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129529-31-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129529-31-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,5,2 and 9 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 129529-31:
(8*1)+(7*2)+(6*9)+(5*5)+(4*2)+(3*9)+(2*3)+(1*1)=143
143 % 10 = 3
So 129529-31-3 is a valid CAS Registry Number.

129529-31-3Downstream Products

129529-31-3Relevant articles and documents

Stereoselective synthesis of phosphoryl-substituted phenols

Xiong, Biquan,Li, Mei,Liu, Yanxi,Zhou, Yongbo,Zhao, Changqiu,Goto, Midori,Yin, Shuang-Feng,Han, Li-Biao

supporting information, p. 781 - 794 (2014/04/03)

Copper-catalyzed C-X activation-phosphorylation of aryls bearing different groups has been achieved using P(O)-H compounds as efficient phosphorylation reagents without the assistance of any ligand. Optically active H-phosphinates can also act as good substrates in the reaction, giving the (Sp)-phosphoryl substituted phenolic compounds stereospecifically with retention of configuration at the phosphorus center. Furthermore, it is shown that the migration of phosphorus on O-aryl phosphonates from oxygen to carbon also proceeds stereospecifically to produce the corresponding optically active (Rp)-phosphoryl-substituted phenolic compounds with retention of configuration at phosphorus via treatment with lithium diisopropylamide (LDA). Plausible mechanisms have been proposed for these reactions.

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