137313-45-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137313-45-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,3,1 and 3 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 137313-45:
(8*1)+(7*3)+(6*7)+(5*3)+(4*1)+(3*3)+(2*4)+(1*5)=112
112 % 10 = 2
So 137313-45-2 is a valid CAS Registry Number.
137313-45-2Relevant academic research and scientific papers
Photochromic naphthacenequinones, process for their preparation and the use thereof
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, (2008/06/13)
Compounds of formula I or V, or mixtures thereof, STR1 wherein R is unsubstituted C6 -C14 aryl or C6 -C14 aryl which is substituted by C1 -C12 alkyl, C1 -C12 alkoxy, C
