1,5-Dimethylen-spiro[3.3]heptan is a cyclic organic compound with the molecular formula C9H14. It features a spiro structure, which consists of two rings sharing a common atom. In this case, the two seven-membered rings are connected through a central carbon atom, forming a spiro[3.3]heptane core. The compound has two methyl groups attached to the first and fifth carbon atoms of the spiro core, giving it a unique structure. 1,5-Dimethylen-spiro[3.3]heptan is an interesting molecule in organic chemistry, with potential applications in the synthesis of various complex organic compounds and pharmaceuticals.
The CAS Registry Mumber 4696-19-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,6,9 and 6 respectively; the second part has 2 digits, 1 and 9 respectively. Calculate Digit Verification of CAS Registry Number 4696-19: (6*4)+(5*6)+(4*9)+(3*6)+(2*1)+(1*9)=119 119 % 10 = 9 So 4696-19-9 is a valid CAS Registry Number.