1228443-13-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1228443-13-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,4,4 and 3 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1228443-13:
(9*1)+(8*2)+(7*2)+(6*8)+(5*4)+(4*4)+(3*3)+(2*1)+(1*3)=137
137 % 10 = 7
So 1228443-13-7 is a valid CAS Registry Number.
1228443-13-7Relevant academic research and scientific papers
DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USE
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Page/Page column 42, (2010/06/20)
The present invention relates to a compound of formula (I), where X, Y, T and Z are each as defined in claim 1, to its preparation and to its use.
