(1-Butenyl)malonic acid, also known as 1-butenylmalonic acid, is a chemical compound with the molecular formula C7H10O4. It is a derivative of malonic acid, featuring a 1-butenyl group attached to the malonic acid structure. This organic compound is used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. It is characterized by its ability to undergo various chemical reactions, such as esterification, amidation, and condensation, making it a versatile building block in organic synthesis. The compound is typically synthesized through the reaction of malonic acid with 1-butenyl bromide or other 1-butenyl halides. (1-Butenyl)malonic acid is a white crystalline solid and is sensitive to moisture, requiring storage under dry conditions.
The CAS Registry Mumber 4472-84-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,7 and 2 respectively; the second part has 2 digits, 8 and 4 respectively. Calculate Digit Verification of CAS Registry Number 4472-84: (6*4)+(5*4)+(4*7)+(3*2)+(2*8)+(1*4)=98 98 % 10 = 8 So 4472-84-8 is a valid CAS Registry Number.