37720-82-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 37720-82-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,7,2 and 0 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 37720-82:
(7*3)+(6*7)+(5*7)+(4*2)+(3*0)+(2*8)+(1*2)=124
124 % 10 = 4
So 37720-82-4 is a valid CAS Registry Number.
InChI:InChI=1/C22H34O4/c1-13-10-22-11-15(13)5-6-16(22)20(3)8-7-18(24)21(4,12-26-14(2)23)17(20)9-19(22)25/h15-19,24-25H,1,5-12H2,2-4H3/t15-,16-,17?,18+,19-,20-,21+,22-/m0/s1