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102643-50-5

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102643-50-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 102643-50-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,6,4 and 3 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 102643-50:
(8*1)+(7*0)+(6*2)+(5*6)+(4*4)+(3*3)+(2*5)+(1*0)=85
85 % 10 = 5
So 102643-50-5 is a valid CAS Registry Number.
InChI:InChI=1/C77H116N20O24/c1-36(2)27-49(70(114)97-63(42(10)101)75(119)94-59(37(3)4)72(116)95-60(38(5)6)76(120)121)90-68(112)48(17-14-26-82-77(80)81)88-73(117)61(40(8)99)93-58(107)34-85-67(111)54(35-98)87-57(106)33-84-66(110)51(28-43-15-12-11-13-16-43)92-74(118)62(41(9)100)96-71(115)52(30-45-20-24-47(103)25-21-45)86-56(105)32-83-65(109)50(29-44-18-22-46(102)23-19-44)91-69(113)53(31-55(79)104)89-64(108)39(7)78/h11-13,15-16,18-25,36-42,48-54,59-63,98-103H,14,17,26-35,78H2,1-10H3,(H2,79,104)(H,83,109)(H,84,110)(H,85,111)(H,86,105)(H,87,106)(H,88,117)(H,89,108)(H,90,112)(H,91,113)(H,92,118)(H,93,107)(H,94,119)(H,95,116)(H,96,115)(H,97,114)(H,120,121)(H4,80,81,82)/t39-,40?,41?,42?,48-,49-,50-,51-,52-,53-,54-,59-,60-,61-,62-,63-/m0/s1

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