20770-65-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20770-65-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,7,7 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 20770-65:
(7*2)+(6*0)+(5*7)+(4*7)+(3*0)+(2*6)+(1*5)=94
94 % 10 = 4
So 20770-65-4 is a valid CAS Registry Number.
InChI:InChI=1/C15H22O10/c1-14-9-13(22-3-2-15(9,21)10(20)11(14)25-14)24-12-8(19)7(18)6(17)5(4-16)23-12/h2-3,5-13,16-21H,4H2,1H3/t5-,6-,7+,8-,9-,10-,11+,12+,13+,14-,15+/m1/s1