138680-92-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138680-92-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,6,8 and 0 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 138680-92:
(8*1)+(7*3)+(6*8)+(5*6)+(4*8)+(3*0)+(2*9)+(1*2)=159
159 % 10 = 9
So 138680-92-9 is a valid CAS Registry Number.
InChI:InChI=1/C53H77N15O12S/c54-32(12-4-17-61-50(56)57)45(75)65-34(13-5-18-62-51(58)59)48(78)68-20-6-14-37(68)41(72)31-11-3-15-38-52(31,39(71)25-64-47(77)35-22-28(70)24-63-35)43(42(73)40-30-10-2-1-8-27(30)16-19-60-40)53(67-38,49(79)80)44(74)36(26-69)66-46(76)33(55)23-29-9-7-21-81-29/h7,9,16,19,21,28,31-38,43,63,67,69-70H,1-6,8,10-15,17-18,20,22-26,54-55H2,(H,64,77)(H,65,75)(H,66,76)(H,79,80)(H4,56,57,61)(H4,58,59,62)/t28?,31?,32-,33+,34+,35+,36+,37+,38+,43?,52+,53+/m1/s1