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1268161-49-4

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1268161-49-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1268161-49-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,8,1,6 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1268161-49:
(9*1)+(8*2)+(7*6)+(6*8)+(5*1)+(4*6)+(3*1)+(2*4)+(1*9)=164
164 % 10 = 4
So 1268161-49-4 is a valid CAS Registry Number.

1268161-49-4Downstream Products

1268161-49-4Relevant articles and documents

A convenient method for synthesis of 5-chloro-2-aryloxazole-4-carbaldehyde with vilsmeier reagent

Jin, Can,Chen, Jun,Su, Weike

, p. 153 - 161 (2011/04/21)

A convenient method for synthesis of 5-chloro-2-aryloxazole-4-carbaldehyde 3 in moderate to good yields had been developed via the Vilsmeier reaction of readily available N-arylglycine 2 at 100 °C, provided a novel route for the construction of nitrogen heterocycles. A series of these compounds were synthesized by this method and optimization of conditions was performed. The Japan Institute of Heterocyclic Chemistry.

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