(1S,4R)-3-[1-Carboxy-meth-(Z)-ylidene]-bicyclo[2.2.1]hept-5-ene-2-carboxylic acid is a complex organic compound with a molecular formula of C12H12O4. It is a chiral molecule, meaning it has a non-superimposable mirror image, and it is characterized by its specific stereochemistry, with the 1S,4R configuration indicating the arrangement of atoms in three-dimensional space. (1S,4R)-3-[1-Carboxy-meth-(Z)-ylidene]-bicyclo[2.2.1]hept-5-ene-2-carboxylic acid features a bicyclo[2.2.1]heptane ring system, which is a type of bridged bicyclic structure with seven carbon atoms. The molecule contains two carboxylic acid groups, one at the 1-position and another at the 3-position, and a (Z)-configured double bond, which refers to the geometric isomerism of the double bond, with the substituents on the double bond being on the same side. (1S,4R)-3-[1-Carboxy-meth-(Z)-ylidene]-bicyclo[2.2.1]hept-5-ene-2-carboxylic acid is known for its potential applications in various fields, including pharmaceuticals and materials science, due to its unique structure and properties.
The CAS Registry Mumber 90343-55-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,3,4 and 3 respectively; the second part has 2 digits, 5 and 5 respectively. Calculate Digit Verification of CAS Registry Number 90343-55: (7*9)+(6*0)+(5*3)+(4*4)+(3*3)+(2*5)+(1*5)=118 118 % 10 = 8 So 90343-55-8 is a valid CAS Registry Number.