117397-70-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117397-70-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,3,9 and 7 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 117397-70:
(8*1)+(7*1)+(6*7)+(5*3)+(4*9)+(3*7)+(2*7)+(1*0)=143
143 % 10 = 3
So 117397-70-3 is a valid CAS Registry Number.
InChI:InChI=1/C66H103N17O17/c1-40(2)29-47(81-62(97)48(31-41-17-10-9-11-18-41)79-55(90)37-75-53(88)36-76-60(95)44(69)30-42-22-24-43(84)25-23-42)61(96)77-39-56(91)82-28-16-21-49(82)63(98)80-46(20-13-15-27-68)58(93)65(50(85)32-70-3,51(86)33-71-4)83(57(92)38-74-7)66(64(99)100-8,52(87)34-72-5)59(94)45(19-12-14-26-67)78-54(89)35-73-6/h9-11,17-18,22-25,40,44-49,70-74,84H,12-16,19-21,26-39,67-69H2,1-8H3,(H,75,88)(H,76,95)(H,77,96)(H,78,89)(H,79,90)(H,80,98)(H,81,97)/t44-,45-,46-,47-,48-,49-,66+/m0/s1