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1-benzyl-3-methoxy-1H-pyrrole-2,5-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

897036-92-9

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897036-92-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 897036-92-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,7,0,3 and 6 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 897036-92:
(8*8)+(7*9)+(6*7)+(5*0)+(4*3)+(3*6)+(2*9)+(1*2)=219
219 % 10 = 9
So 897036-92-9 is a valid CAS Registry Number.

897036-92-9Relevant articles and documents

Regioselective reduction of 3-methoxymaleimides: An efficient method for the synthesis of methyl 5-hydroxytetramates

Issa, Fatiah,Fischer, Joshua,Turner, Peter,Coster, Mark J.

, p. 4703 - 4705 (2006)

3-Methoxymaleimide and various N-alkyl-3-methoxymaleimides, synthesized by base-promoted N-alkylation of 3-methoxymaleimide, were reduced using sodium borohydride with complete regioselectivity. The resultant methyl 5-hydroxytetramates are useful intermediates in the synthesis of a variety of tetramate derivatives.

A flexible approach to methyl (5S)-5-alkyltetramate derivatives

Jiang, Li-Jiao,Lan, Hong-Qiao,Zheng, Jian-Feng,Ye, Jian-Liang,Huang, Pei-Qiang

scheme or table, p. 297 - 301 (2009/06/25)

Regioselective Grignard reagent additions to 3-methoxymaleimides and subsequent diastereoselective reductive dehydroxylation of the resulting N,O-acetals were studied. On the basis of these studies, a flexible and highly regio- and diastereoselective approach to methyl 5-alkyltetramate derivatives was disclosed. The method is the first direct and flexible asymmetric cationic synthon-based approach, and allows for the synthesis of various methyl (5S)-5-alkyltetramate derivatives that are otherwise inaccessible by the commonly used methods based on α-amino acids. Georg Thieme Verlag Stuttgart.

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