5-dimethylamino-6,9-dimethyl-2,3-diphenyl-1,4-dioxa-6,9-diaza-5λ5-phospha-spiro[4.4]non-2-ene is a complex organic compound with a unique structure. It is characterized by a phosphorus atom at the center, forming a spiro compound with a nonane ring. The molecule contains two phenyl groups attached to carbons 2 and 3, and a dimethylamino group at the 5-position. Additionally, it has two methyl groups at the 6 and 9 positions of the nonane ring, and a 1,4-dioxane ring. 5-dimethylamino-6,9-dimethyl-2,3-diphenyl-1,4-dioxa-6,9-diaza-5λ5-phospha-spiro[4.4]non-2-ene is of interest in the field of organophosphorus chemistry due to its potential applications in various chemical reactions and as a ligand in coordination chemistry. Its specific properties and reactivity are determined by the arrangement of its functional groups and the electronic effects they exert on the central phosphorus atom.
The CAS Registry Mumber 7137-89-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,1,3 and 7 respectively; the second part has 2 digits, 8 and 9 respectively. Calculate Digit Verification of CAS Registry Number 7137-89: (6*7)+(5*1)+(4*3)+(3*7)+(2*8)+(1*9)=105 105 % 10 = 5 So 7137-89-5 is a valid CAS Registry Number.