(4-Chlor-5-methoxy-2-methyl-phenoxy)-essigsaeure, also known as 4-chloro-5-methoxy-2-methylphenoxyacetic acid, is a chemical compound with the molecular formula C10H11ClO4. It is a derivative of phenoxyacetic acid, featuring a chloro group at the 4-position, a methoxy group at the 5-position, and a methyl group at the 2-position on the phenyl ring. (4-Chlor-5-methoxy-2-methyl-phenoxy)-essigsaeure is an organic acid with potential applications in the synthesis of pharmaceuticals, agrochemicals, and other specialty chemicals. Its structure and functional groups contribute to its reactivity and properties, making it a versatile building block in organic chemistry.
The CAS Registry Mumber 2758-49-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,7,5 and 8 respectively; the second part has 2 digits, 4 and 9 respectively. Calculate Digit Verification of CAS Registry Number 2758-49: (6*2)+(5*7)+(4*5)+(3*8)+(2*4)+(1*9)=108 108 % 10 = 8 So 2758-49-8 is a valid CAS Registry Number.