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83889-68-3

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83889-68-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83889-68-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,8,8 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 83889-68:
(7*8)+(6*3)+(5*8)+(4*8)+(3*9)+(2*6)+(1*8)=193
193 % 10 = 3
So 83889-68-3 is a valid CAS Registry Number.
InChI:InChI=1/C30H55N10O17P3S/c1-30(2,25(44)28(45)36-11-6-20(41)35-12-13-61-15-21(42)34-10-4-3-8-33-9-5-7-31)16-54-60(51,52)57-59(49,50)53-14-19-24(56-58(46,47)48)23(43)29(55-19)40-18-39-22-26(32)37-17-38-27(22)40/h17-19,23-25,29,33,43-44H,3-16,31H2,1-2H3,(H,34,42)(H,35,41)(H,36,45)(H,49,50)(H,51,52)(H2,32,37,38)(H2,46,47,48)/t19-,23-,24-,25+,29-/m1/s1

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