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137318-80-0

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137318-80-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137318-80-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,3,1 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 137318-80:
(8*1)+(7*3)+(6*7)+(5*3)+(4*1)+(3*8)+(2*8)+(1*0)=130
130 % 10 = 0
So 137318-80-0 is a valid CAS Registry Number.
InChI:InChI=1/C56H90O28/c1-20-7-10-55(75-18-20)21(2)34-29(82-55)12-25-23-6-5-22-11-26(27(61)13-54(22,4)24(23)8-9-53(25,34)3)56(84-52-45(73)41(69)38(66)32(16-59)78-52)48(81-49-42(70)35(63)28(62)19-74-49)47(80-51-44(72)40(68)37(65)31(15-58)77-51)46(33(17-60)83-56)79-50-43(71)39(67)36(64)30(14-57)76-50/h5,20-21,23-52,57-73H,6-19H2,1-4H3/t20-,21+,23?,24?,25?,26?,27?,28-,29+,30-,31-,32-,33-,34+,35+,36-,37-,38-,39+,40+,41+,42-,43-,44-,45-,46+,47+,48-,49+,50+,51+,52+,53+,54+,55?,56+/m1/s1

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