1-Ethinyl-1-ethoxymethoxy-cyclohexan, also known as 1-ethenyl-1-ethoxymethoxycyclohexane, is a complex organic compound with the molecular formula C11H20O2. It is a colorless liquid with a density of 0.92 g/cm3 and a boiling point of 240°C. This chemical is characterized by a cyclohexane ring, with an ethinyl (vinyl) group and an ethoxymethoxy group attached to the same carbon atom. The ethinyl group consists of a carbon-carbon double bond, while the ethoxymethoxy group is an ether with an ethoxy (-OCH2CH3) and a methoxy (-OCH3) moiety. 1-Ethinyl-1-ethoxymethoxy-cyclohexan is primarily used as a synthetic intermediate in the production of various pharmaceuticals, agrochemicals, and other specialty chemicals. Due to its complex structure and reactivity, it is essential to handle this chemical with proper safety measures and in accordance with established guidelines.
The CAS Registry Mumber 5240-33-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,2,4 and 0 respectively; the second part has 2 digits, 3 and 3 respectively. Calculate Digit Verification of CAS Registry Number 5240-33: (6*5)+(5*2)+(4*4)+(3*0)+(2*3)+(1*3)=65 65 % 10 = 5 So 5240-33-5 is a valid CAS Registry Number.