67656-42-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67656-42-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,6,5 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 67656-42:
(7*6)+(6*7)+(5*6)+(4*5)+(3*6)+(2*4)+(1*2)=162
162 % 10 = 2
So 67656-42-2 is a valid CAS Registry Number.
InChI:InChI=1/C17H24O3/c1-13-6-5-10-17(3,4)16(13)8-7-15(12-18)9-11-20-14(2)19/h7,9,11-12,16H,1,5-6,8,10H2,2-4H3/b11-9+,15-7+