(1S,4S,5S)-3-Oxo-2-oxa-bicyclo[2.2.1]heptane-5-carboxylic acid is a complex organic compound with the molecular formula C8H10O4. It is a chiral molecule, meaning it has a non-superimposable mirror image, and it is characterized by its specific stereochemistry, with the S configuration at the 1st, 4th, and 5th carbon atoms. (1S,4S,5S)-3-Oxo-2-oxa-bicyclo[2.2.1]heptane-5-carboxylic acid features a bicyclic structure with a five-membered ring containing an oxygen atom (2-oxa) and a six-membered ring. The 3-oxo group indicates the presence of a carbonyl group at the 3rd position, and the 5-carboxylic acid group signifies a carboxylic acid functional group at the 5th position. This chemical is known for its potential applications in the synthesis of various pharmaceuticals and biologically active molecules, due to its unique structural features and reactivity.
The CAS Registry Mumber 67885-99-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,8,8 and 5 respectively; the second part has 2 digits, 9 and 9 respectively. Calculate Digit Verification of CAS Registry Number 67885-99: (7*6)+(6*7)+(5*8)+(4*8)+(3*5)+(2*9)+(1*9)=198 198 % 10 = 8 So 67885-99-8 is a valid CAS Registry Number.