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1228389-86-3

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1228389-86-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1228389-86-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,3,8 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1228389-86:
(9*1)+(8*2)+(7*2)+(6*8)+(5*3)+(4*8)+(3*9)+(2*8)+(1*6)=183
183 % 10 = 3
So 1228389-86-3 is a valid CAS Registry Number.

1228389-86-3Relevant articles and documents

NOVEL CROSSLINKED HEXAARYL BISIMIDAZOLE COMPOUND AND DERIVATIVE THEREOF, METHOD FOR PRODUCING THE COMPOUND AND PRECURSOR COMPOUND TO BE USED IN THE PRODUCTION METHOD

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Page/Page column 36, (2012/01/06)

Provided is a crosslinked hexaaryl bisimidazole compound which can achieve photochromic characteristics, i.e., visually showing decoloring simultaneously with the stop of light irradiation and enables precise control of color tone, density and so on in coloring. Also provided are a method for producing the aforesaid compound whereby the degrees of freedom in molecular design and synthesis can be increased, and a precursor compound to be used in the production method.

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