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1,7-dimethoxy-4-nitronaphthalene is an organic compound characterized by a naphthalene ring structure, which consists of two fused benzene rings. This particular compound is distinguished by the presence of two methoxy groups (-OCH3) attached to the 1st and 7th carbon atoms, and a nitro group (-NO2) at the 4th carbon position. The methoxy groups contribute to the compound's polarity and solubility properties, while the nitro group imparts reactivity and can participate in various chemical reactions. 1,7-dimethoxy-4-nitronaphthalene is often used as an intermediate in the synthesis of pharmaceuticals and other organic compounds due to its unique functional groups and reactivity.

1143-67-5

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1143-67-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1143-67-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,1,4 and 3 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1143-67:
(6*1)+(5*1)+(4*4)+(3*3)+(2*6)+(1*7)=55
55 % 10 = 5
So 1143-67-5 is a valid CAS Registry Number.

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