4-acetyl-2,2,2-trimethoxy-5-methyl-3-phenyl-2,3-dihydro-2λ5-[1,2]oxaphosphole is a complex organic compound with the molecular formula C18H23O5PS. It features a 2,3-dihydro-[1,2]oxaphosphole ring system, which is a type of heterocyclic compound containing oxygen and phosphorus. The molecule has a 4-acetyl group, which is an acetic acid derivative, and a 5-methyl group, indicating the presence of a methyl group at the 5th position. Additionally, it has three methoxy groups (-OCH3) and a phenyl ring attached to the 3rd position. 4-acetyl-2,2,2-trimethoxy-5-methyl-3-phenyl-2,3-dihydro-2λ5-[1,2]oxaphosphole is characterized by its unique structure and potential applications in various chemical and pharmaceutical research areas.
The CAS Registry Mumber 1091-15-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,0,9 and 1 respectively; the second part has 2 digits, 1 and 5 respectively. Calculate Digit Verification of CAS Registry Number 1091-15: (6*1)+(5*0)+(4*9)+(3*1)+(2*1)+(1*5)=52 52 % 10 = 2 So 1091-15-2 is a valid CAS Registry Number.