71477-20-8 Usage
General Description
Pyridine-2,3-diamine dihydrochloride, also known as 2,3-diaminopyridine dihydrochloride, is a chemical compound with the molecular formula C5H8N4?2HCl. It is a white to light yellow crystalline powder and is commonly used as a building block in the synthesis of various pharmaceutical compounds, agrochemicals, and dyes. It is also employed in the production of hair dyes and as a curing agent for epoxy resins. Additionally, pyridine-2,3-diamine dihydrochloride has potential applications in the field of organic synthesis and medicinal chemistry due to its ability to serve as a ligand for metal catalysts in various chemical reactions. It is important to handle this chemical with care as it is a known irritant to the skin, eyes, and respiratory system.
Check Digit Verification of cas no
The CAS Registry Mumber 71477-20-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,4,7 and 7 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 71477-20:
(7*7)+(6*1)+(5*4)+(4*7)+(3*7)+(2*2)+(1*0)=128
128 % 10 = 8
So 71477-20-8 is a valid CAS Registry Number.
InChI:InChI=1/C5H7N3.2ClH/c6-4-2-1-3-8-5(4)7;;/h1-3H,6H2,(H2,7,8);2*1H
