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107774-51-6

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107774-51-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 107774-51-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,7,7 and 4 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 107774-51:
(8*1)+(7*0)+(6*7)+(5*7)+(4*7)+(3*4)+(2*5)+(1*1)=136
136 % 10 = 6
So 107774-51-6 is a valid CAS Registry Number.

107774-51-6Relevant articles and documents

o-(α-Benzotriazolylalkyl)phenols: Novel Precursors for the Preparation of 1,1-Bis(2-hydroxyaryl)alkanes

Katritzky, Alan R.,Zhang, Zhongxing,Lang, Hengyuan,Lan, Xiangfu

, p. 7209 - 7213 (2007/10/02)

Reactions of o-(α-benzotriazolylalkyl)phenols with a variety of substituted phenols and naphthols in the presence of a base provide efficient access to symmetrical and more importantly to unsymmetrical 1,1-bis(2-hydroxyaryl)alkanes.

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