5-Hydroxy-5-methyl-hex-3-en-2-one, also known as acetoin or 3-hydroxy-2-butanone, is a naturally occurring organic compound with the molecular formula C5H10O2. It is a colorless, water-soluble liquid with a sweet, buttery aroma. This chemical is widely used in the food and beverage industry as a flavoring agent, particularly in dairy products, due to its ability to mimic the taste of butter. Additionally, it is employed as a precursor in the synthesis of various chemicals and pharmaceuticals. In nature, acetoin is produced by various microorganisms, including lactic acid bacteria, and plays a role in the fermentation process.
The CAS Registry Mumber 5369-61-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,3,6 and 9 respectively; the second part has 2 digits, 6 and 1 respectively. Calculate Digit Verification of CAS Registry Number 5369-61: (6*5)+(5*3)+(4*6)+(3*9)+(2*6)+(1*1)=109 109 % 10 = 9 So 5369-61-9 is a valid CAS Registry Number.