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319440-43-2

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319440-43-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 319440-43-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,9,4,4 and 0 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 319440-43:
(8*3)+(7*1)+(6*9)+(5*4)+(4*4)+(3*0)+(2*4)+(1*3)=132
132 % 10 = 2
So 319440-43-2 is a valid CAS Registry Number.
InChI:InChI=1/C25H42N7O18P3S/c1-13(8-33)24(38)54-7-6-27-15(34)4-5-28-22(37)19(36)25(2,3)10-47-53(44,45)50-52(42,43)46-9-14-18(49-51(39,40)41)17(35)23(48-14)32-12-31-16-20(26)29-11-30-21(16)32/h11-14,17-19,23,33,35-36H,4-10H2,1-3H3,(H,27,34)(H,28,37)(H,42,43)(H,44,45)(H2,26,29,30)(H2,39,40,41)

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