104992-94-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104992-94-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,9,9 and 2 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 104992-94:
(8*1)+(7*0)+(6*4)+(5*9)+(4*9)+(3*2)+(2*9)+(1*4)=141
141 % 10 = 1
So 104992-94-1 is a valid CAS Registry Number.
InChI:InChI=1/C22H30O4/c1-14-7-6-8-15(2)11-19(25-18(5)23)12-16(3)13-21-20(10-9-14)17(4)22(24)26-21/h7,11,13,19-21H,4,6,8-10,12H2,1-3,5H3/b14-7+,15-11+,16-13+/t19-,20-,21+/m1/s1