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130912-30-0

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130912-30-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130912-30-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,9,1 and 2 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 130912-30:
(8*1)+(7*3)+(6*0)+(5*9)+(4*1)+(3*2)+(2*3)+(1*0)=90
90 % 10 = 0
So 130912-30-0 is a valid CAS Registry Number.

130912-30-0Downstream Products

130912-30-0Relevant articles and documents

Preparation method of diabetes-treating medicine, namely ipragliflozin or derivative thereof

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Paragraph 0198-0199; 0236-0238, (2020/11/01)

The invention provides a preparation method of a diabetes-treating medicine, namely ipragliflozin or a derivative thereof. According to the preparation method, alpha-O-alkenyl sulfone is used as an electrophilic reagent for the Suzuki-Miyaura coupling reaction; the reaction raw material alpha-O-alkenyl sulfone is simple to prepare and stable in structure, and can overcome the defects of instability, preparation difficulty and the like when organic halide and sulfonic acid are used as electrophilic reagents for the Suzuki-Miyaura coupling reaction. Meanwhile, the reaction are mild in reaction conditions, compatible with a wide range of heterocyclic rings and various functional groups, high in yield and capable of realizing large-scale process production. Since alpha-O-alkenyl sulfone is used as the electrophilic reagent for the Suzuki-Miyaura coupling reaction, high-yield generation of aryl glucoside and open-chain alkenyl ether can be realized, medicines for treating type 2 diabetes mellitus, namely ipragliflozin and 2-deoxyipragliflozin can also be prepared, and the application scope of the preparation method is wide.

Ni-Catalyzed Suzuki-Miyaura Cross-Coupling of α-Oxo-vinylsulfones to Prepare C-Aryl Glycals and Acyclic Vinyl Ethers

Gong, Liang,Sun, Hong-Bao,Deng, Li-Fan,Zhang, Xia,Liu, Jie,Yang, Shengyong,Niu, Dawen

supporting information, (2019/05/22)

We demonstrate that readily available and bench-stable α-oxo-vinylsulfones are competent electrophiles in Ni-catalyzed Suzuki-Miyaura cross-coupling reactions. The C-sulfone bond in the α-oxo-vinylsulfone motif is cleaved chemoselectively in these reactions, furnishing C-aryl glycals or acyclic vinyl ethers in high yields. These reactions proceed under mild conditions and tolerate a remarkable scope of heterocycles and functional groups. Preliminary mechanistic studies revealed the importance of an α-heteroatom in facilitating these transformations.

New and Easy Access to C-Glycosides of Glucosamine and Mannosamine

Cipolla, Laura,Lay, Luigi,Nicotra, Francesco

, p. 6678 - 6681 (2007/10/03)

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