69571-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69571-19-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,5,7 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 69571-19:
(7*6)+(6*9)+(5*5)+(4*7)+(3*1)+(2*1)+(1*9)=163
163 % 10 = 3
So 69571-19-3 is a valid CAS Registry Number.
InChI:InChI=1/C26H20ClN7O10S3/c1-34(15-7-3-2-4-8-15)26-30-24(27)29-25(31-26)28-18-13-16(45(36,37)38)11-14-12-20(47(42,43)44)22(23(35)21(14)18)33-32-17-9-5-6-10-19(17)46(39,40)41/h2-13,35H,1H3,(H,36,37,38)(H,39,40,41)(H,42,43,44)(H,28,29,30,31)
69571-19-3Relevant articles and documents
Red dye compounds and preparation method thereof
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, (2017/04/29)
The invention discloses red dye compounds and a preparation method thereof. The preparation method of the inkjet dye compounds comprises the following steps: (1) condensing hydracid and cyanuric chloride under acidic conditions, and filtering with filter