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91961-63-6

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91961-63-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91961-63-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,9,6 and 1 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91961-63:
(7*9)+(6*1)+(5*9)+(4*6)+(3*1)+(2*6)+(1*3)=156
156 % 10 = 6
So 91961-63-6 is a valid CAS Registry Number.

91961-63-6Downstream Products

91961-63-6Relevant articles and documents

A mild method for the cleavage of the 4-picolyloxy group with magnesium under neutral conditions

Zhu, Jianwei,Miao, Wenjun,Bao, Lingling,Ji, Tao,Tang, Guo,Xu, Pengxiang,Zhao, Yufen

supporting information; experimental part, p. 142 - 144 (2012/02/04)

A mild and efficient method for the selective hydrolysis of 4-picolyl esters with magnesium in methanol or water in the presence of other esters and sensitive protecting groups is described. 4-Picolyl aryl ethers and thioethers are also smoothly deprotected to give the corresponding phenols and thiophenols. Georg Thieme Verlag Stuttgart. New York.

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