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124337-54-8

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124337-54-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 124337-54-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,3,3 and 7 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 124337-54:
(8*1)+(7*2)+(6*4)+(5*3)+(4*3)+(3*7)+(2*5)+(1*4)=108
108 % 10 = 8
So 124337-54-8 is a valid CAS Registry Number.

124337-54-8Relevant articles and documents

1-(Carbazol-9-ylmethyl)benzotriazole Anion: A Formyl Anion Equivalent

Katritzky, Alan R.,Yang, Zhijun,Lam, Jamshed N.

, p. 2143 - 2147 (2007/10/02)

The title anion, readily available as its lithium derivative, smoothly reacts with a wide range of electrophiles to give well-characterized products which are easily hydrolyzed to the corresponding aldehydes in high overall yields.The method is compared with currently available routes.

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