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1--4--benzol is a complex organic compound with the molecular formula C21H14O6. It is characterized by a benzene ring with a carboxybenzyl group attached at the 1st position and a carboxybenzoyl group attached at the 4th position. The carboxybenzyl group is a benzyl moiety (a phenylmethyl group) with a carboxylic acid functional group at the ortho position, while the carboxybenzoyl group is a benzoyl moiety (a phenylcarbonyl group) with a carboxylic acid functional group at the ortho position. 1--4--benzol is known for its potential applications in the synthesis of pharmaceuticals and other organic compounds due to its unique structure and reactivity.

5018-80-4

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5018-80-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5018-80-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,0,1 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 5018-80:
(6*5)+(5*0)+(4*1)+(3*8)+(2*8)+(1*0)=74
74 % 10 = 4
So 5018-80-4 is a valid CAS Registry Number.
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