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117457-91-7

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117457-91-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 117457-91-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,4,5 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 117457-91:
(8*1)+(7*1)+(6*7)+(5*4)+(4*5)+(3*7)+(2*9)+(1*1)=137
137 % 10 = 7
So 117457-91-7 is a valid CAS Registry Number.
InChI:InChI=1/C73H97N21O26S/c1-121-22-20-44(66(114)86-42(13-8-21-79-73(76)77)64(112)89-45(63(111)82-35-61(108)109)23-37-9-4-2-5-10-37)88-68(116)48(26-40-32-78-36-83-40)84-56(99)34-81-62(110)46(25-39-14-16-41(95)17-15-39)90-71(119)51(29-59(104)105)94-72(120)52(30-60(106)107)92-67(115)47(24-38-11-6-3-7-12-38)91-65(113)43(18-19-53(75)96)87-70(118)50(28-58(102)103)93-69(117)49(27-57(100)101)85-55(98)33-80-54(97)31-74/h2-7,9-12,14-17,32,36,40,42-52,95H,8,13,18-31,33-35,74H2,1H3,(H2,75,96)(H,80,97)(H,81,110)(H,82,111)(H,84,99)(H,85,98)(H,86,114)(H,87,118)(H,88,116)(H,89,112)(H,90,119)(H,91,113)(H,92,115)(H,93,117)(H,94,120)(H,100,101)(H,102,103)(H,104,105)(H,106,107)(H,108,109)(H4,76,77,79)/t40?,42-,43-,44-,45-,46-,47-,48-,49-,50-,51-,52-/m0/s1

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