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127999-44-4

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127999-44-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127999-44-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,9,9 and 9 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 127999-44:
(8*1)+(7*2)+(6*7)+(5*9)+(4*9)+(3*9)+(2*4)+(1*4)=184
184 % 10 = 4
So 127999-44-4 is a valid CAS Registry Number.
InChI:InChI=1/C46H75NO13/c1-28-16-19-42(51)60-45(33(6)43(52)29(2)17-18-36(49)31(4)44(57-12)30(3)20-21-47(7)27-48)32(5)38(53-8)25-41(56-11)46(26-58-46)40(55-10)24-35-15-13-14-34(59-35)23-39(54-9)37(50)22-28/h13-14,16,19-22,27,29-35,37-41,43-45,50,52H,15,17-18,23-26H2,1-12H3/b19-16+,21-20+,28-22+/t29-,30+,31-,32-,33-,34-,35-,37-,38+,39+,40-,41-,43-,44+,45-,46-/m0/s1

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