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71864-40-9

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71864-40-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71864-40-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,8,6 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 71864-40:
(7*7)+(6*1)+(5*8)+(4*6)+(3*4)+(2*4)+(1*0)=139
139 % 10 = 9
So 71864-40-9 is a valid CAS Registry Number.

71864-40-9Relevant articles and documents

Nucleophilic carbene-mediated hydrophosphonylation of aldimines

Cai, Zhi-Hua,Du, Guang-Fen,Dai, Bin,He, Lin

supporting information; experimental part, p. 694 - 698 (2012/04/10)

Aldimines undergo efficient hydrophosphonylation reactions with dimethyl phosphite in the presence of nucleophilic heterocyclic- carbenes (NHCs) as organocatalysts to give the corresponding (α-aminoalkyl)phosphonates in moderate-to-excellent yields. Georg

Highly efficient synthesis of functionalized tertiary alcohols catalyzed by potassium alkoxide-crown ether complexes

Hatano, Manabu,Suzuki, Shinji,Takagi, Eri,Ishihara, Kazuaki

supporting information; experimental part, p. 3171 - 3174 (2009/08/09)

A highly efficient Mukaiyama aldol reaction between ketones and trimethylsilyl enolates in the presence of potassium alkoxide-crown ether complexes as Lewis base catalysts (0.3-5 mol %), which minimized the competing retro-aldol reaction, was developed. T

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