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510-43-0

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510-43-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 510-43-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,1 and 0 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 510-43:
(5*5)+(4*1)+(3*0)+(2*4)+(1*3)=40
40 % 10 = 0
So 510-43-0 is a valid CAS Registry Number.

510-43-0Downstream Products

510-43-0Relevant articles and documents

Design and synthesis of C-ring quinoxaline-substituted sinomenine 1,2,3-triazole derivatives via click reactions

Chen, Xia,Dong, Ling,Gu, Chengwen,Jin, Jie,Lu, Tong,Pan, Hongmei,Tao, Naili,Wang, Ao,Wu, Xuedan,Zhang, Kehua

, p. 699 - 704 (2020/06/03)

The synthesis of C-ring quinoxaline-substituted sinomenine 1,2,3-triazole derivatives at the 4-OH via click reactions is accomplished, and a total of 16 novel sinomenine double N-heterocyclic derivatives are obtained in 74%–95% yields. The C-ring is first transformed into a 1,2-diketone structure under the action of hydrochloric acid, and then reacted with o-phenylenediamine to obtain a C-ring quinoxaline-substituted structure. The 4-OH of sinomenine reacts with chloropropyne to give an alkynyl sinomenine, and then reacts with sodium azide and various benzyl chlorides to give the target compounds. All the synthesized derivatives are characterized by Fourier-transform infrared spectrometry, high resolution mass spectrometry, 1H NMR, and 13C NMR spectroscopy.

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