2,2-Diethyl-3-(4-methoxy-phenyl)-bernsteinsaeureanhydrid, also known as 2,2-diethyl-3-(4-methoxyphenyl)succinic anhydride, is a chemical compound with the molecular formula C14H18O4. It is a white crystalline solid that is soluble in organic solvents. 2,2-Diethyl-3-(4-methoxy-phenyl)-bernsteinsaeureanhydrid is primarily used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals, particularly in the production of certain pesticides and drugs. Its structure features a succinic anhydride core with a 4-methoxyphenyl group attached to the 3-position and two ethyl groups at the 2-position. The compound's anhydride functionality allows for further chemical reactions, making it a versatile building block in organic synthesis.
The CAS Registry Mumber 2399-28-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,3,9 and 9 respectively; the second part has 2 digits, 2 and 8 respectively. Calculate Digit Verification of CAS Registry Number 2399-28: (6*2)+(5*3)+(4*9)+(3*9)+(2*2)+(1*8)=102 102 % 10 = 2 So 2399-28-2 is a valid CAS Registry Number.