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5-(3,4-Dimethoxy-phenyl)-3-ethoxy-pyrazine-2-carbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

104856-87-3

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104856-87-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 104856-87-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,8,5 and 6 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 104856-87:
(8*1)+(7*0)+(6*4)+(5*8)+(4*5)+(3*6)+(2*8)+(1*7)=133
133 % 10 = 3
So 104856-87-3 is a valid CAS Registry Number.

104856-87-3Downstream Products

104856-87-3Relevant academic research and scientific papers

Reaction of 5-(3,4-Dimethoxyphenyl)pyrazine-2,3-dicarbonitrile with Alcohol in the Presence of Base

Tsuzuki, Koichi,Tada, Masaru

, p. 1365 - 1368 (2007/10/02)

5-(3,4-Dimethoxyphenyl)pyrazine-2,3-dicarbonitrile reacts with methanol to give addition products, 3-methoxyiminopyrazine-2-carbonitrile and 2-methoxyiminopyrazine-3-carbonitrile derivatives, and/or substitution products, 3-methoxypyrazine-2-carbonitrile

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