21577-50-4 Usage
General Description
2,3-dibromo-4-oxo-but-2-enoic acid is a chemical compound with the molecular formula C4H3Br2O3. It is a yellow to brown solid that is soluble in water and has a strong, acrid odor. It is primarily used as an intermediate in the synthesis of various organic compounds and pharmaceuticals. 2,3-dibromo-4-oxo-but-2-enoic acid is also known to have potential biological activity and is being studied for its potential pharmacological applications. It is important to handle 2,3-dibromo-4-oxo-but-2-enoic acid with caution, as it is a corrosive substance and can cause irritation to the skin, eyes, and respiratory system.
Check Digit Verification of cas no
The CAS Registry Mumber 21577-50-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,5,7 and 7 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 21577-50:
(7*2)+(6*1)+(5*5)+(4*7)+(3*7)+(2*5)+(1*0)=104
104 % 10 = 4
So 21577-50-4 is a valid CAS Registry Number.
InChI:InChI=1/C4H2Br2O3/c5-2(1-7)3(6)4(8)9/h1H,(H,8,9)