The chemical compound "(1,1-dioxo-1H-1λ6-spiro[benzo[e][1,2]thiazine-4,2'-[1,3]dioxolan]-2-yl)-acetonitrile" is a complex organic molecule with a unique structure. It features a spiro ring system, which is a type of fused ring system where two rings share a common atom. In this case, the spiro system consists of a benzo[e][1,2]thiazine ring and a [1,3]dioxolan ring. The benzo[e][1,2]thiazine ring is a heterocyclic compound containing both carbon and sulfur atoms, while the [1,3]dioxolan ring is an oxygen-containing heterocycle. The molecule also includes a 1,1-dioxo group, which is a carbonyl group (C=O) bonded to another carbonyl group, and an acetonitrile group, which is a cyano group (-CN) attached to a methyl group (-CH3). (1,1-dioxo-1H-1λ6-spiro[benzo[e][1,2]thiazine-4,2'-[1,3]dioxolan]-2-yl)-acetonitrile is characterized by its specific arrangement of atoms and functional groups, which contribute to its chemical properties and potential applications in various fields, such as pharmaceuticals or materials science.
The CAS Registry Mumber 5557-54-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,5,5 and 7 respectively; the second part has 2 digits, 5 and 4 respectively. Calculate Digit Verification of CAS Registry Number 5557-54: (6*5)+(5*5)+(4*5)+(3*7)+(2*5)+(1*4)=110 110 % 10 = 0 So 5557-54-0 is a valid CAS Registry Number.