16989-99-4 Usage
General Description
The chemical "(3Z,4aS,4bR,6aS,9Z,10aS,10bS,12aS)-3,9-bis(hydroxymethylidene)-10a,12a-dimethyltetradecahydro-2H-naphtho[2,1-f]chromene-2,8(4bH)-dione" is a complex organic compound that contains a steroid-like structure. It has 12 carbon atoms and various functional groups including hydroxyl and carbonyl groups. The chemical name indicates the specific arrangement and configuration of the atoms in the molecule. (3Z,4aS,4bR,6aS,9Z,10aS,10bS,12aS)-3,9-bis(hydroxymethylidene)-10a,12a-dimethyltetradecahydro-2H-naphtho[2,1-f]chromene-2,8(4bH)-dione may have potential pharmacological or biological properties due to its intricate structure and functional groups, and it may be a subject of interest for further research and investigation in the field of organic chemistry or drug development.
Check Digit Verification of cas no
The CAS Registry Mumber 16989-99-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,9,8 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 16989-99:
(7*1)+(6*6)+(5*9)+(4*8)+(3*9)+(2*9)+(1*9)=174
174 % 10 = 4
So 16989-99-4 is a valid CAS Registry Number.