30370-87-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30370-87-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,3,7 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 30370-87:
(7*3)+(6*0)+(5*3)+(4*7)+(3*0)+(2*8)+(1*7)=87
87 % 10 = 7
So 30370-87-7 is a valid CAS Registry Number.
InChI:InChI=1/C20H18O11/c21-6-13(26)17(28)14(27)7-30-20-18(29)16-12(25)4-9(22)5-15(16)31-19(20)8-1-2-10(23)11(24)3-8/h1-6,13-14,17,22-28H,7H2