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1258841-94-9

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1258841-94-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1258841-94-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,8,8,4 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1258841-94:
(9*1)+(8*2)+(7*5)+(6*8)+(5*8)+(4*4)+(3*1)+(2*9)+(1*4)=189
189 % 10 = 9
So 1258841-94-9 is a valid CAS Registry Number.

1258841-94-9Downstream Products

1258841-94-9Relevant academic research and scientific papers

2-aminophenols containing electron-withdrawing groups from N -Aryl hydroxylamines

Porzelle, Achim,Cooper, Anthony W.J.,Woodrow, Michael D.,Tomkinson, Nicholas C.O.

experimental part, p. 2471 - 2473 (2010/11/18)

Reaction of substituted N-aryl hydroxylamines with methanesulfonyl chloride, p-toluenesulfonyl chloride, or trifluoromethanesulfonic anhydride under basic conditions leads to the rearranged 2-aminophenols (45-94%). The overall reaction sequence can be per

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