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1422841-27-7

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1422841-27-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1422841-27-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,2,8,4 and 1 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1422841-27:
(9*1)+(8*4)+(7*2)+(6*2)+(5*8)+(4*4)+(3*1)+(2*2)+(1*7)=137
137 % 10 = 7
So 1422841-27-7 is a valid CAS Registry Number.

1422841-27-7Downstream Products

1422841-27-7Relevant articles and documents

Benzazoles: I. Regioselective arylsulfonylation of benzimidazol-2-amine

Kaipnazarov,Abdireimov,Mukhamedov,Okmanov,Tashkhodjaev,Berdimbetova,Shakhidoyatov

, p. 108 - 111 (2013/03/28)

Benzimidazol-2-amine reacted with arenesulfonyl chlorides in the presence of triethylamine in regioselective fashion at the endocyclic nitrogen atom, the exocyclic amino group remaining intact. The yields of 1- arylsulfonylbenzimidazol-2-amines depend on the electronic properties of substituents in the benzene ring of arenesulfonyl chlorides.

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