102281-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102281-52-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,2,8 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 102281-52:
(8*1)+(7*0)+(6*2)+(5*2)+(4*8)+(3*1)+(2*5)+(1*2)=77
77 % 10 = 7
So 102281-52-7 is a valid CAS Registry Number.
InChI:InChI=1/C39H45NO10/c1-20-11-9-7-8-10-12-30(44)40-33-37(48)27-18-25(6)36(47)32(31(27)38(49)39(33)50)35(46)24(5)17-23(4)34(45)22(3)14-16-26(41)15-13-21(2)29(43)19-28(20)42/h7-14,16-18,20,22-23,26,28,34,41-42,45,47-48H,15,19H2,1-6H3,(H,40,44)/b8-7-,11-9-,12-10+,16-14-,21-13+,24-17u/t20-,22-,23-,26-,28-,34-/m0/s1