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1-(4-aminophenyl)-1-(3,5-dimethyl-4-aminophenyl)-1-(6-oxo-6H-dibenz[c,e][1,2]oxaphosphorin-6-yl)ethane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1238895-57-2

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1238895-57-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1238895-57-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,8,8,9 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1238895-57:
(9*1)+(8*2)+(7*3)+(6*8)+(5*8)+(4*9)+(3*5)+(2*5)+(1*7)=202
202 % 10 = 2
So 1238895-57-2 is a valid CAS Registry Number.

1238895-57-2Downstream Products

1238895-57-2Relevant academic research and scientific papers

Organo-soluble phosphinated polyimides from asymmetric diamines

Lin, Ching Hsuan,Chang, Sheng Lung,Peng, Li An,Peng, Siao Ping,Chuang, Yu Hao

, p. 3899 - 3906 (2010)

Two new asymmetric diamines (1-2) were prepared via a facile, one-pot procedure. Based on diamine (1-2), a series of asymmetric polyimides (3-4) were prepared in NMP/xylene by high-temperature solution polymerization. The resulting polyimides are readily

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