1331-93-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1331-93-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,3,3 and 1 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1331-93:
(6*1)+(5*3)+(4*3)+(3*1)+(2*9)+(1*3)=57
57 % 10 = 7
So 1331-93-7 is a valid CAS Registry Number.
InChI:InChI=1/C19H38O3/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(20)19(21)22-2/h18,20H,3-17H2,1-2H3