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17668-91-6

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17668-91-6 Usage

General Description

(E)-p-(Dimethylamino)benzenediazosulfonic acid is a chemical compound with the molecular formula C8H11N3O4S. It is a diazonium salt that is commonly used in organic synthesis as a diazo transfer reagent. It is a yellow to orange powder that is generally water-soluble and has the ability to react with various organic compounds, making it a versatile and important reagent in chemical reactions. It is also used in the production of dyes, particularly azo dyes, due to its ability to couple with certain aromatic compounds. Additionally, it has been studied as a potential reagent for the construction of conjugated organic materials with interesting electronic properties.

Check Digit Verification of cas no

The CAS Registry Mumber 17668-91-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,6,6 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 17668-91:
(7*1)+(6*7)+(5*6)+(4*6)+(3*8)+(2*9)+(1*1)=146
146 % 10 = 6
So 17668-91-6 is a valid CAS Registry Number.

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