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2,4-dihydroxy-2,4-dimethylpentanoic acid γ-lactone, also known as δ-valerolactone (DVL), is a cyclic ester with the molecular formula C6H10O3. It is a colorless, viscous liquid with a sweet, pleasant odor. This organic compound is formed by the intramolecular esterification of 2,4-dihydroxy-2,4-dimethylpentanoic acid, resulting in a five-membered lactone ring. DVL is an important industrial chemical, widely used as a solvent, a building block for the synthesis of various chemicals, and a fuel additive. It is also found in some essential oils and has potential applications in the pharmaceutical and fragrance industries. Due to its versatile properties, 2,4-dihydroxy-2,4-dimethylpentanoic acid γ-lactone plays a significant role in various chemical processes and products.

1195-55-7

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1195-55-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1195-55-7 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 5 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1195-55:
(6*1)+(5*1)+(4*9)+(3*5)+(2*5)+(1*5)=77
77 % 10 = 7
So 1195-55-7 is a valid CAS Registry Number.

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