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1243278-14-9

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1243278-14-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1243278-14-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,3,2,7 and 8 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1243278-14:
(9*1)+(8*2)+(7*4)+(6*3)+(5*2)+(4*7)+(3*8)+(2*1)+(1*4)=139
139 % 10 = 9
So 1243278-14-9 is a valid CAS Registry Number.

1243278-14-9Relevant articles and documents

Nitro compound, amine compound and polyamide derived therefrom

-

, (2011/11/13)

A polyamide represented by formula (6) is provided. The polyamide is fabricated by performing a polycondensation reaction with amine compound shown in formula (4) and an acid or derivative thereof shown in formula (5) as monomers. In formulas (5) and (6),

Novel rapid switching and bleaching electrochromic polyimides containing triarylamine with 2-phenyl-2-isopropyl groups

Chang, Cheng-Hung,Wang, Kun-Li,Jiang, Jyh-Chiang,Liaw, Der-Jang,Lee, Kueir-Rarn,Lai, Juin-Yih,Lai, Kuan-Hua

, p. 4493 - 4502 (2011/11/12)

A series of novel organosoluble polyimides and copolyimides with a propeller-shaped triarylamine unit were prepared from diamine and various aromatic dianhydrides via direct polycondensation. All of the polymers possessed tough, flexible, and strong films

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