(2S)-2',2'-dimethyl-2H-pyran-2-spiro-4'-(1',3'-dioxolan)-3(6H)-one is a complex organic compound characterized by its unique molecular structure. It features a pyran ring, which is a six-membered oxygen-containing cyclic structure, with a spiro connection to a 1,3-dioxolan ring. The 2S configuration indicates that the molecule has a specific chirality, with the hydroxyl group on the second carbon being on the left side when looking at the molecule from a standard perspective. The compound is a ketone, as indicated by the -one suffix, and the 6H notation suggests it has six hydrogen atoms in a specific environment, likely involved in hydrogen bonding or other interactions. (2S)-2',2'-dimethyl-2H-pyran-2-spiro-4'-(1',3'-dioxolan)-3(6H)-one is likely to be found in the realm of synthetic organic chemistry, potentially used in the synthesis of pharmaceuticals, fragrances, or other specialty chemicals due to its intricate structure and functional groups.
The CAS Registry Mumber 99648-52-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,6,4 and 8 respectively; the second part has 2 digits, 5 and 2 respectively. Calculate Digit Verification of CAS Registry Number 99648-52: (7*9)+(6*9)+(5*6)+(4*4)+(3*8)+(2*5)+(1*2)=199 199 % 10 = 9 So 99648-52-9 is a valid CAS Registry Number.