6684-45-3 Usage
General Description
2-Hydroxypyridine-3-sulfonic Acid, also known as 3-HOPS, is a sulfonic acid occurrence of hydroxypyridine. With the molecular formula C5H5NO4S, it is a compound of nitrogen and sulfur. This chemical is commonly designated as an intermediate, meaning it is generally used in the production of other chemicals. It's known for its high reactivity and as a strong acid, potentially utilized in dye, pharmaceuticals, coatings, and other chemical processings. Please note that as with most chemicals, handling should be accompanied by specific precautions to avoid harmful exposure or reactions. Its properties and safety measures should be thoroughly understood by professionals working with this chemical.
Check Digit Verification of cas no
The CAS Registry Mumber 6684-45-3 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 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 6684-45:
(6*6)+(5*6)+(4*8)+(3*4)+(2*4)+(1*5)=123
123 % 10 = 3
So 6684-45-3 is a valid CAS Registry Number.
InChI:InChI=1/C5H5NO4S/c7-5-4(11(8,9)10)2-1-3-6-5/h1-3H,(H,6,7)(H,8,9,10)