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1231209-34-9

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1231209-34-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1231209-34-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,1,2,0 and 9 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1231209-34:
(9*1)+(8*2)+(7*3)+(6*1)+(5*2)+(4*0)+(3*9)+(2*3)+(1*4)=99
99 % 10 = 9
So 1231209-34-9 is a valid CAS Registry Number.

1231209-34-9Downstream Products

1231209-34-9Relevant articles and documents

Readily available chiral phosphine-aminophosphine ligands derived from 1-phenylethylamine for Rh-catalyzed enantioselective hydrogenations

Zhou, Xiao-Mao,Huang, Jia-Di,Luo, Li-Bin,Zhang, Cheng-Lu,Zheng, Zhuo,Hu, Xiang-Ping

experimental part, p. 420 - 424 (2010/07/02)

A series of new chiral phosphine-aminophosphine ligands have been prepared via a two- or three-step transformation from commercially available and inexpensive (S)-1-phenylethylamine, and successfully used in the rhodium-catalyzed asymmetric hydrogenation

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