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131699-30-4

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131699-30-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 131699-30-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,6,9 and 9 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 131699-30:
(8*1)+(7*3)+(6*1)+(5*6)+(4*9)+(3*9)+(2*3)+(1*0)=134
134 % 10 = 4
So 131699-30-4 is a valid CAS Registry Number.

131699-30-4Downstream Products

131699-30-4Relevant articles and documents

Reductive coupling of ketones with imines promoted by the titanium tetrachloride/samarium system

Ma, Yongmin,Zhang, Yongmin

, p. 567 - 570 (2000)

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Titanium-mediated cross-coupling reactions of imines with ketones or aldehydes: An efficient route for the synthesis of 1,2-amino alcohols

Fan, Guoqin,Liu, Yuanhong

supporting information; experimental part, p. 5084 - 5087 (2012/09/25)

The cross-coupling reactions of imines with ketones using Ti(O iPr)4/c-C5H9MgCl reagent lead to 1,2-amino alcohols after hydrolysis. The coupling reactions with aldehydes could also afford 1,2-amino alcohols, however, in some cases, aziridines were obtained as major products in a stereoselective manner.

Samarium (ii) iodide promoted reductive coupling of ketones and imines

Ma,Zhang,Zhou

, p. 250 - 251 (2007/10/03)

The cross-coupling reactions of imines with aromatic ketones induced by Sml2/THF system were studied; 2-amino alcohols are prepared in good yields under refluxing conditions.

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