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2-styryl-1-oxa-4-aza-spiro[4.4]nonan-3-one is a complex organic compound with a unique molecular structure. It is a spiro compound, which means it consists of two rings that are fused together in a spiro arrangement. The molecule features a 1-oxa-4-aza-spiro[4.4]nonan-3-one core, which is a nine-membered ring with one oxygen atom and one nitrogen atom. Additionally, it has a styryl group attached to the 2-position, which is a phenyl group (a benzene ring) with a vinyl group (a carbon-carbon double bond). 2-styryl-1-oxa-4-aza-spiro[4.4]nonan-3-one is known for its potential applications in various fields, such as pharmaceuticals and materials science, due to its interesting chemical properties and the ability to form stable structures.

889-74-7

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889-74-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 889-74-7 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,8 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 889-74:
(5*8)+(4*8)+(3*9)+(2*7)+(1*4)=117
117 % 10 = 7
So 889-74-7 is a valid CAS Registry Number.

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