2,2,6,6-Tetramethyl-dihydro-pyran-3-one, also known as 2,2,6,6-tetramethyl-4-hydroxy-2H-pyran-3(6H)-one, is an organic compound with the molecular formula C10H18O2. It is a colorless liquid with a molecular weight of 170.25 g/mol. 2,2,6,6-tetramethyl-dihydro-pyran-3-one is a derivative of dihydro-pyran, featuring four methyl groups (CH3) attached to the carbon atoms at positions 2, 2, 6, and 6. It is commonly used as a synthetic intermediate in the preparation of various organic compounds, particularly in the synthesis of fragrances, pharmaceuticals, and agrochemicals. Due to its stability and reactivity, 2,2,6,6-tetramethyl-dihydro-pyran-3-one plays a significant role in organic chemistry, offering a versatile platform for the development of new molecules and materials.
The CAS Registry Mumber 1197-64-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,1,9 and 7 respectively; the second part has 2 digits, 6 and 4 respectively. Calculate Digit Verification of CAS Registry Number 1197-64: (6*1)+(5*1)+(4*9)+(3*7)+(2*6)+(1*4)=84 84 % 10 = 4 So 1197-64-4 is a valid CAS Registry Number.