"6-oxo-5,6,6a-triphenyl-1,3a,6,6a-tetrahydro-6λ5-phospholo[2,3-c]pyrazole-3-carboxylic acid methyl ester" is a complex organic compound with a unique molecular structure. It is characterized by a phosphorus atom at the center, forming a heterocyclic ring with a pyrazole group. The molecule features three phenyl groups attached to the phosphorus, and a methyl ester group at the carboxylic acid end. 6-oxo-5,6,6a-triphenyl-1,3a,6,6a-tetrahydro-6λ5-phospholo[2,3-c]pyrazole-3-carboxylic acid methyl ester is a derivative of phospholopyrazole, which is a class of compounds known for their potential applications in various chemical and pharmaceutical contexts. The specific arrangement of atoms and functional groups in this molecule suggests that it may have unique chemical properties and reactivity, making it a subject of interest for researchers in the field of organic chemistry.
The CAS Registry Mumber 1475-81-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,4,7 and 5 respectively; the second part has 2 digits, 8 and 1 respectively. Calculate Digit Verification of CAS Registry Number 1475-81: (6*1)+(5*4)+(4*7)+(3*5)+(2*8)+(1*1)=86 86 % 10 = 6 So 1475-81-6 is a valid CAS Registry Number.