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Spiro[5.5]undec-8-en-1-one is a cyclic ketone with a unique spiro structure, consisting of an eight-membered ring fused to a five-membered ring. This organic compound is characterized by the presence of a carbonyl group (C=O) at the 1-position and a double bond at the 8-position. It is an important intermediate in the synthesis of various natural products and pharmaceuticals, such as pheromones and other bioactive compounds. The molecule's structure and properties make it a versatile building block in organic synthesis, allowing for the formation of complex molecules through various chemical reactions.

7353-75-5

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7353-75-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 7353-75-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,3,5 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 7353-75:
(6*7)+(5*3)+(4*5)+(3*3)+(2*7)+(1*5)=105
105 % 10 = 5
So 7353-75-5 is a valid CAS Registry Number.
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