71911-90-5 Usage
Definition
ChEBI: A tetracyclic meroterpenoid that is isolated from Aspergillus terreus.
Check Digit Verification of cas no
The CAS Registry Mumber 71911-90-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,9,1 and 1 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 71911-90:
(7*7)+(6*1)+(5*9)+(4*1)+(3*1)+(2*9)+(1*0)=125
125 % 10 = 5
So 71911-90-5 is a valid CAS Registry Number.
InChI:InChI=1/C26H32O9/c1-12-11-26(33)22(4)10-9-13(27)21(2,3)15(22)14(28)17(29)24(26,6)16-18(30)35-25(7,20(32)34-8)19(31)23(12,16)5/h16,28,33H,1,9-11H2,2-8H3/t16-,22+,23+,24-,25-,26?/m1/s1