7091-05-6 Usage
Uses
9,11β-Epoxy-17,21-dihydroxy-9β-pregna-1,4-diene-3,20-dione is a steroid of pharmaceutical interest.
Check Digit Verification of cas no
The CAS Registry Mumber 7091-05-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,0,9 and 1 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 7091-05:
(6*7)+(5*0)+(4*9)+(3*1)+(2*0)+(1*5)=86
86 % 10 = 6
So 7091-05-6 is a valid CAS Registry Number.
InChI:InChI=1/C21H26O5/c1-18-7-5-13(23)9-12(18)3-4-15-14-6-8-20(25,16(24)11-22)19(14,2)10-17-21(15,18)26-17/h5,7,9,14-15,17,22,25H,3-4,6,8,10-11H2,1-2H3/t14-,15-,17-,18-,19-,20-,21+/m0/s1