2.6-Dimethyl-benzolsulfinsaeure-aethylester, also known as 2,6-dimethylbenzenesulfinic acid ethyl ester, is an organic compound with the chemical formula C10H14O2S. It is a colorless to pale yellow liquid with a pungent odor. 2.6-Dimethyl-benzolsulfinsaeure-aethylester is derived from benzene, with two methyl groups attached at the 2nd and 6th carbon positions, and a sulfinyl group at the 1st carbon position. The ethyl ester functional group is attached to the sulfinyl group, making it a valuable intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. Due to its reactivity and unique structure, it is widely used in the chemical industry for the preparation of various derivatives and as a building block in complex organic synthesis.
The CAS Registry Mumber 1859-05-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,5 and 9 respectively; the second part has 2 digits, 0 and 5 respectively. Calculate Digit Verification of CAS Registry Number 1859-05: (6*1)+(5*8)+(4*5)+(3*9)+(2*0)+(1*5)=98 98 % 10 = 8 So 1859-05-8 is a valid CAS Registry Number.