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126177-53-5

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126177-53-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 126177-53-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,1,7 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 126177-53:
(8*1)+(7*2)+(6*6)+(5*1)+(4*7)+(3*7)+(2*5)+(1*3)=125
125 % 10 = 5
So 126177-53-5 is a valid CAS Registry Number.

126177-53-5Relevant articles and documents

Syntheses of o-Aminohetarenecarbaldehydes via Azides

Becher, Jan,Pluta, Krystian,Krake, Niels,Broendum, Klaus,Christensen, Nils Just,Vinader, Maria Victoria

, p. 530 - 533 (2007/10/02)

o-Chlorohetarenecarbaldehydes react with sodium azide at low temperature yielding moderately stable o-azidohetarenecarbaldehydes.With hydrogen sulfide these compounds are reduced to the corresponding stable o-amino aldehydes.Both reaction steps give high

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