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130753-28-5

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130753-28-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130753-28-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,7,5 and 3 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 130753-28:
(8*1)+(7*3)+(6*0)+(5*7)+(4*5)+(3*3)+(2*2)+(1*8)=105
105 % 10 = 5
So 130753-28-5 is a valid CAS Registry Number.

130753-28-5Relevant articles and documents

Synthesis and reactivity of ephedrine alkaloid derivatives of aminoacetic acid hydrazide

Nurkenov,Kulakov,Gazaliev

, p. 1669 - 1672 (2007/10/03)

Hydrazides of N-l-ephedrinyl- and N-d-pseudoephedrinylacetic acids were prepared by hydrazinolysis of the corresponding morpholones. The products were acylated with certain acid chlorides and condensed with acetoacetic ester and acetylacetone.

Stereo- and regioselective synthesis of chiral diamines and triamines from pseudoephedrine and ephedrine

Dieter,Deo,Lagu,Dieter

, p. 1663 - 1671 (2007/10/02)

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