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840507-37-1

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840507-37-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 840507-37-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,0,5,0 and 7 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 840507-37:
(8*8)+(7*4)+(6*0)+(5*5)+(4*0)+(3*7)+(2*3)+(1*7)=151
151 % 10 = 1
So 840507-37-1 is a valid CAS Registry Number.

840507-37-1Relevant articles and documents

Totally selective ring-opening of amino epoxides with ketones: A general entry to enantiopure (2R,3S)- and (2S,3S)-3-aminoalkano-1,2-diols

Concellon, Jose M.,Suarez, Jose Ramon,Garcia-Granda, Santiago,Diaz, M. Rosario

, p. 247 - 250 (2005)

(Chemical Equation Presented) Transformation of enantiopure diastereoisomers (2R,1′S)- and (2S,1′S)-2-(1-aminoalkyl)epoxides into the corresponding 4-(1-aminoalkyl)-1,3-dioxolanes is achieved by reaction with different ketones in the presence of BF3

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