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71921-27-2

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71921-27-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71921-27-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,9,2 and 1 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 71921-27:
(7*7)+(6*1)+(5*9)+(4*2)+(3*1)+(2*2)+(1*7)=122
122 % 10 = 2
So 71921-27-2 is a valid CAS Registry Number.

71921-27-2Relevant articles and documents

Synthesis and Biological Activity of Some New Diaryl Sulphides and Diaryl Sulphones Containing Amino Acid Moieties

Abbady, M. A.,Ali, M. M.,Kandeel, M. M.

, p. 53 - 57 (2007/10/02)

N-Phthaloylaminoacid chlorides (IIa-c) react with 4-amino-4'-nitrodiphenyl sulphide (Ia) and 4-amino-2'-nitrodiphenyl sulphide (Ib) in dioxane in the presence of triethylamine to give N-(N'-phthaloylaminoacyl)-4-aminodiphenyl sulphides (IIIa-b), the hydra

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