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1262336-89-9

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1262336-89-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1262336-89-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,2,3,3 and 6 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1262336-89:
(9*1)+(8*2)+(7*6)+(6*2)+(5*3)+(4*3)+(3*6)+(2*8)+(1*9)=149
149 % 10 = 9
So 1262336-89-9 is a valid CAS Registry Number.

1262336-89-9Downstream Products

1262336-89-9Relevant articles and documents

A new one-pot solvent-free synthesis of pyridinyl tosylates via diazotization of aminopyridines

Tretyakov, Alexey N.,Krasnokutskaya, Elena A.,Gorlushko, Dmitry A.,Ogorodnikov, Vladimir D.,Filimonov, Victor D.

supporting information; experimental part, p. 85 - 87 (2011/02/25)

A new, convenient, one-pot method for the synthesis of pyridinyl tosylates is developed. The procedure involves sequential diazotization/tosylation of aminopyridines with sodium nitrite and p-toluenesulfonic acid under solvent-free conditions in a water p

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