99897-30-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99897-30-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,8,9 and 7 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 99897-30:
(7*9)+(6*9)+(5*8)+(4*9)+(3*7)+(2*3)+(1*0)=220
220 % 10 = 0
So 99897-30-0 is a valid CAS Registry Number.
InChI:InChI=1/C27H38O3.C23H32O3/c1-4-6-7-8-9-25(29)30-27(5-2)17-15-24-23-12-10-19-18-20(28)11-13-21(19)22(23)14-16-26(24,27)3;1-3-4-5-22(25)26-21-11-10-20-19-8-6-15-14-16(24)7-9-17(15)18(19)12-13-23(20,21)2/h2,18,21-24H,4,6-17H2,1,3H3;7,9,14,18-21,24H,3-6,8,10-13H2,1-2H3/t21-,22+,23+,24-,26-,27-;18-,19-,20+,21+,23+/m01/s1