105248-42-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 105248-42-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,2,4 and 8 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 105248-42:
(8*1)+(7*0)+(6*5)+(5*2)+(4*4)+(3*8)+(2*4)+(1*2)=98
98 % 10 = 8
So 105248-42-8 is a valid CAS Registry Number.
InChI:InChI=1/C21H32O4/c1-12(22)21(25)9-6-16-14-11-18(24)17-10-13(23)4-7-19(17,2)15(14)5-8-20(16,21)3/h10,12,14-16,18,22,24-25H,4-9,11H2,1-3H3/t12?,14-,15+,16+,18?,19-,20+,21+/m1/s1