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5,8-dichloro-1-naphthoic acid is an organic compound with the chemical formula C10H6Cl2O2. It is a derivative of naphthoic acid, featuring two chlorine atoms at the 5th and 8th positions on the naphthalene ring. This white crystalline solid is known for its acidic properties, which stem from the presence of the carboxylic acid group. The compound is used in the synthesis of various pharmaceuticals and dyes, particularly those that require the presence of chlorine atoms for specific chemical reactivity or biological activity. Its chemical structure and properties make it a valuable intermediate in the production of certain drugs and pigments, highlighting its importance in the chemical industry.

6680-11-1

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6680-11-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 6680-11-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,6,8 and 0 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 6680-11:
(6*6)+(5*6)+(4*8)+(3*0)+(2*1)+(1*1)=101
101 % 10 = 1
So 6680-11-1 is a valid CAS Registry Number.

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