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ethyl 2-bromo-2-(2-bromo-4,5-dimethoxyphenyl)acetate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

154534-98-2

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154534-98-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 154534-98-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,5,3 and 4 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 154534-98:
(8*1)+(7*5)+(6*4)+(5*5)+(4*3)+(3*4)+(2*9)+(1*8)=142
142 % 10 = 2
So 154534-98-2 is a valid CAS Registry Number.

154534-98-2Relevant articles and documents

Synthesis of saulatine

Dong Chin Kim,Won Hyung Yoon,Choi,Kim

, p. 1431 - 1436 (1993)

A study directed toward the synthesis of saulatine (5,8,9,14a-tetrahydro- 3,4,11,12-tetramethoxy-isoquino[1,2-b]benzazepine-6,14-dione) is described. The successful synthetic route consists of three steps starting with 3,4- dimethoxyphenethylamine and 2-bromo-(3,4-dimethoxy-2- ethoxycarbomethylphenyl)-acetate. It was found that the methoxy moieties present on the aromatic rings prohibit the use of the intramolecular Friedel- Crafts reaction with a Lewis acid catalyst for ring construction because of their demethylation tendency under the reaction conditions.

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