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137915-11-8

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137915-11-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137915-11-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,9,1 and 5 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 137915-11:
(8*1)+(7*3)+(6*7)+(5*9)+(4*1)+(3*5)+(2*1)+(1*1)=138
138 % 10 = 8
So 137915-11-8 is a valid CAS Registry Number.
InChI:InChI=1/C53H83N15O15/c1-5-29(4)43(50(80)66-37(22-28(2)3)46(76)64-39(24-31-26-58-27-60-31)47(77)63-36(52(82)83)17-18-41(70)71)67-48(78)38(23-30-13-15-32(69)16-14-30)65-49(79)40-12-9-21-68(40)51(81)35(11-8-20-59-53(56)57)62-45(75)34(10-6-7-19-54)61-44(74)33(55)25-42(72)73/h13-16,26-29,33-40,43,69H,5-12,17-25,54-55H2,1-4H3,(H,58,60)(H,61,74)(H,62,75)(H,63,77)(H,64,76)(H,65,79)(H,66,80)(H,67,78)(H,70,71)(H,72,73)(H,82,83)(H4,56,57,59)/t29-,33-,34-,35-,36-,37-,38-,39-,40-,43-/m0/s1

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