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145038-23-9

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145038-23-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 145038-23-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,0,3 and 8 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 145038-23:
(8*1)+(7*4)+(6*5)+(5*0)+(4*3)+(3*8)+(2*2)+(1*3)=109
109 % 10 = 9
So 145038-23-9 is a valid CAS Registry Number.
InChI:InChI=1/C81H114N18O18S3/c1-45(84)80(115)99-35-20-31-64(99)77(112)95-62(43-118)76(111)88-54(29-16-18-33-82)68(103)93-61(41-65(85)102)74(109)91-57(37-48-21-8-5-9-22-48)71(106)90-58(38-49-23-10-6-11-24-49)72(107)92-60(40-51-42-86-53-28-15-14-27-52(51)53)73(108)87-55(30-17-19-34-83)70(105)97-67(47(3)101)79(114)94-59(39-50-25-12-7-13-26-50)75(110)98-66(46(2)100)78(113)89-56(32-36-120-4)69(104)96-63(44-119)81(116)117/h5-15,21-28,42,45-47,54-64,66-67,86,100-101,118-119H,16-20,29-41,43-44,82-84H2,1-4H3,(H2,85,102)(H,87,108)(H,88,111)(H,89,113)(H,90,106)(H,91,109)(H,92,107)(H,93,103)(H,94,114)(H,95,112)(H,96,104)(H,97,105)(H,98,110)(H,116,117)/t45-,46+,47+,54-,55-,56-,57-,58-,59-,60-,61-,62-,63-,64-,66-,67-/m0/s1

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