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1274784-85-8

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1274784-85-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1274784-85-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,4,7,8 and 4 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1274784-85:
(9*1)+(8*2)+(7*7)+(6*4)+(5*7)+(4*8)+(3*4)+(2*8)+(1*5)=198
198 % 10 = 8
So 1274784-85-8 is a valid CAS Registry Number.

1274784-85-8Downstream Products

1274784-85-8Relevant articles and documents

JAK3 selective inhibitor

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Paragraph 0019; 0046-0049, (2019/12/25)

The invention discloses a JAK3 selective inhibitor, and relates to a compound represented by formula I/II, or a pharmaceutically acceptable salt thereof. In formula I, Rh, Rg, Rf, m, Re, Rd, Ra, Rb and Rc are as defined in the specification, formula II. The invention also relates to a pharmaceutical composition containing the compound shown in the formula I/II or the pharmaceutically acceptable salt thereof, and applications of the pharmaceutical composition in preparation of drugs for treating inflammation such as rheumatoid arthritis.

Rhodium-catalyzed enantioselective 1,2-addition of arylboronic acids to heteroaryl α-ketoesters for synthesis of heteroaromatic α-hydroxy esters

Wang, Hui,Zhu, Ting-Shun,Xu, Ming-Hua

, p. 9158 - 9164,7 (2012/12/12)

The first example of catalytic asymmetric 1,2-addition of arylboronic acids to heteroaryl α-ketoesters has been developed for the highly efficient and enantioselective synthesis of quaternary carbon-containing heteroaromatic α-hydroxy esters. The reaction works well with a variety of α-ketoesters including 3-indoleglyoxylates, 3-benzofuranglyoxylates and 3-benzothiopheneglyoxylates under very mild conditions, affording the corresponding products in moderate to good yields with high enantiomeric excesses (up to 97%).

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