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119943-96-3

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119943-96-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 119943-96-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,9,4 and 3 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 119943-96:
(8*1)+(7*1)+(6*9)+(5*9)+(4*4)+(3*3)+(2*9)+(1*6)=163
163 % 10 = 3
So 119943-96-3 is a valid CAS Registry Number.

119943-96-3Downstream Products

119943-96-3Relevant articles and documents

Automated Quantification of Hydroxyl Reactivities: Prediction of Glycosylation Reactions

Chang, Chun-Wei,Lin, Mei-Huei,Chan, Chieh-Kai,Su, Kuan-Yu,Wu, Chia-Hui,Lo, Wei-Chih,Lam, Sarah,Cheng, Yu-Ting,Liao, Pin-Hsuan,Wong, Chi-Huey,Wang, Cheng-Chung

, p. 12413 - 12423 (2021/05/03)

The stereoselectivity and yield in glycosylation reactions are paramount but unpredictable. We have developed a database of acceptor nucleophilic constants (Aka) to quantify the nucleophilicity of hydroxyl groups in glycosylation influenced by the steric, electronic and structural effects, providing a connection between experiments and computer algorithms. The subtle reactivity differences among the hydroxyl groups on various carbohydrate molecules can be defined by Aka, which is easily accessible by a simple and convenient automation system to assure high reproducibility and accuracy. A diverse range of glycosylation donors and acceptors with well-defined reactivity and promoters were organized and processed by the designed software program “GlycoComputer” for prediction of glycosylation reactions without involving sophisticated computational processing. The importance of Aka was further verified by random forest algorithm, and the applicability was tested by the synthesis of a Lewis A skeleton to show that the stereoselectivity and yield can be accurately estimated.

Highly stereoselective glycosyl-chloride-mediated synthesis of 2-deoxyglucosides

Verma, Ved Prakash,Wang, Cheng-Chung

supporting information, p. 846 - 851 (2013/02/23)

Cl intermediates: The glycosylation of per-O-benzylated 2-deoxy- and 2,6-dideoxythioglycosides, promoted by the combination of para-toluenesulfenyl chloride (p-TolSCl) and silver triflate (AgOTf), furnished the products in high yields and high stereoselec

Novel synthesis of 2-substituted 19-norvitamin D A-ring phosphine oxide from D-glucose as a building block

Shimizu, Masato,Iwasaki, Yukiko,Shibamoto, Yoshinori,Sato, Miki,DeLuca,Yamada, Sachiko

, p. 809 - 812 (2007/10/03)

19-Norvitamin D A-ring phosphine oxide 5 was synthesized by a new sequence mode starting from D-glucose as a chiral template. Transformation of the pyranoside ring into the A-ring carbocycle was achieved by the Pd-catalyzed Ferrier rearrangement. The phosphine oxide 5 was obtained in an 18% overall yield by this novel cost-effective method.

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