2,3-Trimethylenethiacyclopentane is a cyclic organic compound with the molecular formula C5H8S. It features a five-membered ring structure with three carbon atoms (2, 3, and 4) and two hydrogen atoms (1 and 5), along with a sulfur atom (S) bridging between carbon atoms 2 and 3. 2,3-Trimethylenethiacyclopentane is an example of a thiacyclopentane, which is a type of heterocyclic compound containing a sulfur atom in the ring. 2,3-Trimethylenethiacyclopentane is known for its unique chemical properties and potential applications in various chemical reactions and synthesis processes.
The CAS Registry Mumber 5661-12-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,6,6 and 1 respectively; the second part has 2 digits, 1 and 2 respectively. Calculate Digit Verification of CAS Registry Number 5661-12: (6*5)+(5*6)+(4*6)+(3*1)+(2*1)+(1*2)=91 91 % 10 = 1 So 5661-12-1 is a valid CAS Registry Number.