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13670-20-7

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13670-20-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13670-20-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,6,7 and 0 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 13670-20:
(7*1)+(6*3)+(5*6)+(4*7)+(3*0)+(2*2)+(1*0)=87
87 % 10 = 7
So 13670-20-7 is a valid CAS Registry Number.

13670-20-7Relevant articles and documents

An efficient synthesis of 1-acyl-3-arylimidazolidines catalyzed by montmorillonite K-10 clay under microwave irradiation

Caterina, Maria Cristina,Corona, Maria Veronica,Perillo, Isabel,Salerno, Alejandra

experimental part, p. 771 - 781 (2009/06/18)

The synthesis of 1-acyl-3-arylimidazolidines were performed by reaction of N-acyl-N'-arylethylenediamines with formaldehyde and Montmorillonite clay K-10 as a catalyst under microwave irradiation.

2-Ethyl-4,5-dihydro-1,3-oxazole: A Useful Aziridine Equivalent for the Preparation of Substituted 1,2-Ethanediamines

Poindexter, Graham S.

, p. 541 - 543 (2007/10/02)

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