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3-Oxo-6-Dibrommethylen-9β,10α-bisnorchol-4-en-3,20-al is a complex organic compound with a molecular formula of C21H26Br2O3. It is characterized by the presence of a 3-oxo group, two bromine atoms attached to the 6th carbon, and a bisnorcholane skeleton. The compound features a 4-en-3,20-al structure, indicating the presence of a double bond between the 4th and 20th carbon atoms, and an aldehyde group at the 20th carbon. This molecule is of interest in the field of organic chemistry, particularly in the study of steroidal compounds and their derivatives, due to its unique structure and potential applications in pharmaceuticals and other chemical industries.

4405-99-6

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4405-99-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4405-99-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,0 and 5 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4405-99:
(6*4)+(5*4)+(4*0)+(3*5)+(2*9)+(1*9)=86
86 % 10 = 6
So 4405-99-6 is a valid CAS Registry Number.

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