1515947-57-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1515947-57-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,1,5,9,4 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1515947-57:
(9*1)+(8*5)+(7*1)+(6*5)+(5*9)+(4*4)+(3*7)+(2*5)+(1*7)=185
185 % 10 = 5
So 1515947-57-5 is a valid CAS Registry Number.
1515947-57-5Relevant articles and documents
METAL FREE REACTIVE DYES, PROCESS FOR THE PRODUCTION THEREOF AND THEIR USE
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Page/Page column 201, (2014/01/09)
The present invention relates to reactive dyes of the formula (I) in which A, B, a and K are defined as given in claim, a process for preparing them, and their use for dyeing and printing hydroxyl-, amino-, and/or carboxamido-containing materials.
