131216-94-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131216-94-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,2,1 and 6 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 131216-94:
(8*1)+(7*3)+(6*1)+(5*2)+(4*1)+(3*6)+(2*9)+(1*4)=89
89 % 10 = 9
So 131216-94-9 is a valid CAS Registry Number.
InChI:InChI=1/C13H22O10/c1-19-12-9(18)11-10(5(22-12)3-20-11)23-13-8(17)7(16)6(15)4(2-14)21-13/h4-18H,2-3H2,1H3/t4-,5+,6+,7+,8-,9-,10?,11+,12-,13+/m1/s1