137489-33-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137489-33-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,4,8 and 9 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 137489-33:
(8*1)+(7*3)+(6*7)+(5*4)+(4*8)+(3*9)+(2*3)+(1*3)=159
159 % 10 = 9
So 137489-33-9 is a valid CAS Registry Number.
137489-33-9Relevant academic research and scientific papers
1,4-disubstituted 2,6-difluorobenzene compounds, and a liquid-crystalline medium
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, (2008/06/13)
1,4-disubstituted 2,6-difluorobenzene compound of formula I wherein R is an alkyl or alkenyl radical, A1and A2, in each case independently of one another, are (a) a trans-1,4-cyclohexylene radical in which a CH2group may b
