The chemical "9-(3,4-dimethoxy-phenyl)-9-hydroxy-6,7-dimethoxy-3a,4,9,9a-tetrahydro-3H-naphtho[2,3-c]furan-1-one" is a complex organic compound with a molecular formula of C22H22O7. It features a naphtho[2,3-c]furan-1-one core structure, which is a type of polycyclic aromatic compound. The molecule is characterized by the presence of three methoxy groups at positions 6, 7, and 9, and a hydroxy group at position 9. Additionally, it has a 3,4-dimethoxy-phenyl group attached at position 9, which contributes to its overall structure and potential biological activity. 9-(3,4-dimethoxy-phenyl)-9-hydroxy-6,7-dimethoxy-3a,4,9,9a-tetrahydro-3H-naphtho[2,3-c]furan-1-one is likely to be found in the realm of natural products or as a synthetic intermediate in the pharmaceutical industry, given its intricate structure and potential for various applications.
The CAS Registry Mumber 4688-30-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,6,8 and 8 respectively; the second part has 2 digits, 3 and 0 respectively. Calculate Digit Verification of CAS Registry Number 4688-30: (6*4)+(5*6)+(4*8)+(3*8)+(2*3)+(1*0)=116 116 % 10 = 6 So 4688-30-6 is a valid CAS Registry Number.