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4107-35-1

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4107-35-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4107-35-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,1,0 and 7 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 4107-35:
(6*4)+(5*1)+(4*0)+(3*7)+(2*3)+(1*5)=61
61 % 10 = 1
So 4107-35-1 is a valid CAS Registry Number.

4107-35-1Relevant articles and documents

Direct preparation of benzofurans from O-arylhydroxylamines

Contiero, Fanny,Jones, Kevin M.,Matts, Edward A.,Porzelle, Achim,Tomkinson, Nicholas C.O.

scheme or table, p. 3003 - 3006 (2010/03/03)

Reaction of O-arylhydroxylamine hydrochlorides with either cyclic or acyclic ketones in the presence of methanesulfonic acid leads directly to the benzofuran derivative via a proposed one-pot condensation-rearrangement- cyclisation reaction sequence in good to excellent yields. Georg Thieme Verlag Stuttgart.

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