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910542-57-3

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910542-57-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 910542-57-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,0,5,4 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 910542-57:
(8*9)+(7*1)+(6*0)+(5*5)+(4*4)+(3*2)+(2*5)+(1*7)=143
143 % 10 = 3
So 910542-57-3 is a valid CAS Registry Number.

910542-57-3Downstream Products

910542-57-3Relevant articles and documents

Asymmetric borane reduction of prochiral ketones using imidazolium-tagged sulfonamide catalyst

Yang, Shang-Dong,Shi, Yun,Sun, Zhen-Hua,Zhao, Ya-Bin,Liang, Yong-Min

, p. 1895 - 1900 (2006)

A novel sulfonamide catalyst based on a room temperature ionic liquid (RTIL) has been developed for the enantioselective reduction of ketones in refluxing toluene. The optically active secondary alcohol products were obtained in good enantiomeric excess and excellent yields. The imidazolium-tagged sulfonamide catalyst can be readily recovered and reused four times without any significant loss of catalytic activity.

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