20686-67-3 Usage
Uses
2α-Chlorocyclobutanone is a halocyclobutanone used in fluorescence excitation study.
Check Digit Verification of cas no
The CAS Registry Mumber 20686-67-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,6,8 and 6 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20686-67:
(7*2)+(6*0)+(5*6)+(4*8)+(3*6)+(2*6)+(1*7)=113
113 % 10 = 3
So 20686-67-3 is a valid CAS Registry Number.
InChI:InChI=1/C4H5ClO/c5-3-1-2-4(3)6/h3H,1-2H2