4-Ethoxy-4-hydroxy-2-propyl-butyric acid lactone, also known as "opt. inakt," is a chemical compound with the molecular formula C9H16O4. It is a cyclic ester derived from butyric acid, featuring a lactone ring structure. opt. inakt. 4-Ethoxy-4-hydroxy-2-propyl-buttersaeure-lacton is characterized by the presence of an ethoxy group (-OCH2CH3) and a hydroxy group (-OH) attached to the carbon atoms of the lactone ring, with a propyl group (-CH2CH2CH3) at the 2-position. It is often used in the synthesis of various pharmaceuticals, fragrances, and other chemical products due to its unique structure and reactivity. However, it is important to note that "opt. inakt" may refer to an inactive or less active form of the compound, which could impact its applications and properties.
The CAS Registry Mumber 3601-52-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,6,0 and 1 respectively; the second part has 2 digits, 5 and 2 respectively. Calculate Digit Verification of CAS Registry Number 3601-52: (6*3)+(5*6)+(4*0)+(3*1)+(2*5)+(1*2)=63 63 % 10 = 3 So 3601-52-3 is a valid CAS Registry Number.