α-Hydroxy-p-tolylacetaldehyd, also known as 4-hydroxy-4-methylphenylacetaldehyde, is an organic compound with the chemical formula C9H10O2. It is a colorless to pale yellow liquid with a strong, sweet, floral odor. This aldehyde is derived from p-tolylacetaldehyde, which is a derivative of acetaldehyde, by the addition of a hydroxyl group to the para position of the tolyl group. α-Hydroxy-p-tolylacetaldehyd is used as a fragrance ingredient in various consumer products, such as perfumes, cosmetics, and detergents, due to its pleasant scent. It is also employed as a chemical intermediate in the synthesis of other organic compounds.
The CAS Registry Mumber 34025-31-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,0,2 and 5 respectively; the second part has 2 digits, 3 and 1 respectively. Calculate Digit Verification of CAS Registry Number 34025-31: (7*3)+(6*4)+(5*0)+(4*2)+(3*5)+(2*3)+(1*1)=75 75 % 10 = 5 So 34025-31-5 is a valid CAS Registry Number.