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1297308-91-8

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1297308-91-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1297308-91-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,7,3,0 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1297308-91:
(9*1)+(8*2)+(7*9)+(6*7)+(5*3)+(4*0)+(3*8)+(2*9)+(1*1)=188
188 % 10 = 8
So 1297308-91-8 is a valid CAS Registry Number.

1297308-91-8Relevant articles and documents

Ph2N-susbtituted ethylene-bridged p-phenylene oligomers: Synthesis and photophysical and redox properties

Shaibu, Balagopal Shainamma,Lin, Sheng-Hsun,Lin, Chi-Yen,Wong, Ken-Tsung,Liu, Rai-Shung

, p. 1054 - 1061 (2011/04/15)

For a series of p-phenylene-based oligomers terminated with two triphenylamines, their absorption, photoluminescence, and band gaps show a pattern of extensive π-conjugation with increasing array size. Oligomers with large central arrays have greater quan

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