279220-19-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 279220-19-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,9,2,2 and 0 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 279220-19:
(8*2)+(7*7)+(6*9)+(5*2)+(4*2)+(3*0)+(2*1)+(1*9)=148
148 % 10 = 8
So 279220-19-8 is a valid CAS Registry Number.
279220-19-8Relevant articles and documents
Photoactive propane derivatives and orientation layers
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Page/Page column 19-20, (2010/01/31)
Compounds of formula (I) may be used as alignment layers in liquid crystal devices wherein X1-5are idependently selected from H, F, CN, phenylene, C1-10alkyl, whereby when X1=X2, then X1,2=H and when X3=X4, then X3,4=H, S1-3are spacer units, PG1-3are photoisomerisable/dimerisable groups.
