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70646-94-5

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70646-94-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70646-94-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,6,4 and 6 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 70646-94:
(7*7)+(6*0)+(5*6)+(4*4)+(3*6)+(2*9)+(1*4)=135
135 % 10 = 5
So 70646-94-5 is a valid CAS Registry Number.

70646-94-5Relevant articles and documents

Two-pot synthesis of N,N-disubstituted 4H-3,1-benzothiazin-2-amines from aryl(2-isothiocyanatophenyl)methanones and secondary amines

Kobayashi, Kazuhiro,Kanbe, Yuuki

, p. 9680 - 9684 (2011/12/21)

A convenient synthesis of N,N-disubstituted 4H-3,1-benzothiazin-2-amines from aryl(2-isothiocyanatophenyl)methanones using a two-pot procedure has been developed. Thus, treatment of these isothiocyanato ketones with secondary amines gave the corresponding

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